... How in ovo technology has changed the face of poultry health and production
Dec 30, 2022Susan Spiegel
More than 20 billion eggs are injected each year using Embrex® in ovo vaccine technology, a tool that has enabled producers to streamline operations, save costs and provide protection against...
... Managing protozoal diseases in turkeys: There’s a lot we need to learn
Dec 27, 2022Susan Spiegel
Three experts from research, production and industry share their experiences and offer insights for addressing protozoal diseases in turkeys.
... Back-to-basics for managing health of cage-free pullets
Dec 26, 2022Susan Spiegel
Poultry producers with cage-free pullet systems should go back to the basics of bird management to keep their flocks healthy and productive.
Antibiotic-free, Biosecurity, Global TOP NEWS, Hatchery, Interviews, News, PHT GLOBAL, PHT US, Podcast, TOP NEWS, Videos
... Automation key to ensuring sanitation in ‘no antibiotics ever’ systems
Dec 25, 2022Susan Spiegel
Labor shortages in hatcheries mean that to ensure appropriate levels of sanitation in “no antibiotics ever” production, wholesale automation is likely to be required.
... Management, vaccination keys to Salmonella prevention in cage-free egg layers
Dec 22, 2022Susan Spiegel
By John Brown, DVM, Senior technical services veterinarian, Zoetis
Biosecurity, Flock welfare, Global TOP NEWS, Interviews, News, PHT GLOBAL, PHT US, Podcast, Research, TOP NEWS, Videos
... Circulation fans reduce severity of footpad dermatitis
Dec 22, 2022Susan Spiegel
Footpad dermatitis causes significant foot problems for broilers, which adversely affects bird welfare and the market for broiler paws, according to research from the University of Maryland.
... Nutritionist: Understanding probiotics is key to managing them effectively in poultry
Dec 22, 2022Susan Spiegel
With the ever-increasing shift to “no-antibiotics-ever” (NAE) production, probiotics have become more common in poultry diets, said Elizabeth Bobeck, PhD, a nutritional immunology expert and...
... Why new HPAI variants continue to emerge
Dec 19, 2022Susan Spiegel
The frequency of highly pathogenic avian influenza (HPAI) outbreaks is on the increase in the US with 6 of the past 8 years experiencing some form of HPAI.
... Researchers address producer FAQs around cage-free egg production
Dec 19, 2022Susan Spiegel
The US egg industry is in the process of transitioning to cage-free egg production, but many questions remain about the best practices and facilities for these types of production systems.
... Routine testing for IB vaccine takes can improve performance and profits
Dec 19, 2022Susan Spiegel
TOOLBOX, Issue 36: An interview with Manuel Da Costa, DVM, PhD, Associate Director, Outcomes Research, Zoetis
... Distinctive condition affects layers as well as turkeys, broilers
Dec 15, 2022Susan Spiegel
A disease commonly seen in turkey and broiler flocks can also affect layers, meaning that producers should look out for its distinctive signs.
... Bugs should be a key focus of biosecurity in controlling turkey disease
Dec 15, 2022Susan Spiegel
Producers should play close attention to insect control in their poultry houses to avoid cases of turkey coronavirus enteritis (TCE).
... How effective IBV surveillance can prevent ‘overvaccination’
Dec 15, 2022Susan Spiegel
Consistent surveillance and analysis of infectious bronchitis virus (IBV) at poultry production facilities can guard against “overvaccination” — where too much vaccine virus in the environment...
... Shedding light on LED lamps and dimmers: They’re not all a match
Dec 15, 2022Susan Spiegel
Getting the correct lighting is important in poultry houses to help maximize the birds’ genetic potential; however, too often there’s a disconnect between the LED lamps and the dimmers in...
... Pre-harvest controls vital to tackling Salmonella prevalence
Dec 15, 2022Susan Spiegel
Producers must voluntarily adopt pre-harvest interventions to help reduce the prevalence of Salmonella in US poultry products, according to experts. Read about the USDA proposed regulations.
... Vegetative buffers yield many benefits for poultry farms
Dec 15, 2022Susan Spiegel
Vegetative buffers offer aesthetic, poultry-management and disease-control benefits to producers, in addition to showing the farm’s commitment to environmental stewardship.
... Agreed indicators should help drive poultry-industry welfare
Dec 13, 2022Susan Spiegel
Using key welfare indicators (KWIs) can help fill a communication gap around welfare progress in the US poultry industry.
... Study examines game camera use on poultry farm for biosecurity
Dec 09, 2022Susan Spiegel
Inexpensive game cameras installed on turkey farms can reveal important biosecurity information, but it comes with some caveats, according to researchers at the University of Minnesota.
... UMN expert: Transparency, communication keys to mitigating the risks of HPAI
Dec 07, 2022Susan Spiegel
The US has a long history of effective disease control and has eradicated or remained free of many pests and agents even as they remain endemic in other parts of the world, said Carol Cardona, DVM,...
... Farm mortality issues highlight importance of checking water supply
Dec 07, 2022Susan Spiegel
Producers need to be alert to the dangers of drinking-water toxicity issues, according to a senior industry veterinarian.
... NAE producers need to focus on Eimeria oocysts for more effective control of coccidiosis, necrotic enteritis
Dec 06, 2022Susan Spiegel
By Don Waldrip, DVM, Senior Technical Service Veterinarian, Zoetis
... Vaccinating for Marek’s? Don’t be thrown off by PFU levels
Dec 02, 2022Susan Spiegel
Poultry veterinarians should not get hung up on the level of plaque-forming units (PFUs) to determine the strength of recombinant Marek’s vaccines, according to Isabel M. Gimeno, DVM, PhD,...
... Coccidiosis: An old problem with some new challenges
Dec 01, 2022Susan Spiegel
Coccidiosis in broiler houses remains a nagging challenge. While clinical manifestations are rare, it’s the subclinical condition that impacts the flock through poor feed efficiency and reduced...
... UMN training program focuses on poultry company decision-making, during AI outbreaks
Nov 30, 2022Susan Spiegel
The University of Minnesota offers a training program to help poultry companies understand and prepare for avian influenza outbreaks.
... SFS program helping to identify best practices for HPAI risk assessments
Nov 30, 2022Susan Spiegel
The University of Minnesota’s Secure Food Systems team develops and publishes science-based risk assessments for the movement of poultry products from monitored (uninfected) premises in control...
... Environmental enrichments increased broiler activity in study
Nov 25, 2022Susan Spiegel
Environmental enrichments in broiler houses may improve bird welfare by increasing natural behaviors, according to a University of Maryland study.
... Study exposes Salmonella-contamination risks of integrated broiler production
Nov 22, 2022Susan Spiegel
Integrated broiler producers in Europe pose a risk of transmitting and maintaining clones of Salmonella throughout the production chain, according to researchers in Spain.
... Too few aware of FSIS guidelines about live Salmonella vaccines
Nov 22, 2022Susan Spiegel
By Douglas L. Fulnechek, DVM, Senior Public Health Veterinarian, Zoetis
... Vaccine strategy in cage-free layers requires new mindset
Nov 16, 2022Susan Spiegel
By Daniel Wilson, DVM, Founder and Lead veterinarian, Wilson Veterinary Company, Indianapolis, IN
... HPAI pushes holiday turkey prices to record highs
Nov 15, 2022Susan Spiegel
The widespread outbreak of Highly Avian Pathogenic Avian Influenza (HPAI) across the US is expected to push up the cost of turkeys to record highs this holiday season. What does CoBank say about the...
... Home for the holidays? Poultry vet urges ‘aseptic technique’ in the kitchen
Nov 11, 2022Susan Spiegel
By Robert O’Connor, DVM, MAM,
Senior vice president,
Foster Farms
... Inclusion body hepatitis re-emergence prompts fresh look at control strategies
Nov 10, 2022Susan Spiegel
The US broiler industry is seeing a re-emergence of inclusion body hepatitis, a deadly disease that can strike with little warning. Take a look at our special report.
... Long-term control for IBH includes vaccines, management protocols
Nov 03, 2022Susan Spiegel
Inclusion body hepatitis (IBH) remains a nagging issue for broiler flocks, and it isn’t going away anytime soon.
... Don’t overlook feed biosecurity in efforts to manage Salmonella
Nov 02, 2022Susan Spiegel
Biosecurity in feed mills and on-farm feed storage should not be overlooked when it comes to managing the risk of Salmonella in poultry flocks, according to a turkey-health expert.
... Five key points to consider when preparing to switch to in ovo vaccination
Nov 01, 2022Susan Spiegel
A steady shift to in ovo vaccination in the Asia-Pacific region is encouraging many hatcheries there to improve practices and management in preparation for the switch.
... Vaccines, biosecurity, management keys to keeping IBH in check
Oct 28, 2022Susan Spiegel
Inclusion body hepatitis can be a challenging disease, as the clinical signs are non-specific and there is no direct treatment. Consequently, producers rely on interventions such vaccinations.
... Impact of acidified water on live Salmonella vaccine evaluated in broilers challenged with S. Heidelberg
Oct 27, 2022Susan Spiegel
Acidified drinking water did not impair the efficacy of a live Salmonella Typhimurium (ST) vaccine in broilers challenged with Salmonella Heidelberg.
... E. coli implicated in layer gut disease
Oct 27, 2022Susan Spiegel
E.coli may be largely responsible for focal duodenel necrosis (FDN) in layer chickens, according to research presented at the 2022 International Poultry Scientific Forum (IPSF).
Flock welfare, Global TOP NEWS, Hatchery, Interviews, News, PHT GLOBAL, PHT US, Podcast, Research, TOP NEWS, Videos
... Study: Day length during brooding did not impact broiler performance
Oct 20, 2022Susan Spiegel
Extended day length during the brooding period is thought to benefit broilers’ long-term performance and well-being. However, a University of Georgia study has re-evaluated that idea.
... Reusing poultry litter may reduce antibiotic-resistant Salmonella
Oct 20, 2022Susan Spiegel
Reusing poultry litter can help boost bird health and may help prevent the transfer of antibiotic-resistant Salmonella, scientists have discovered.
... Focus on the details to ensure ILT vaccination success
Oct 19, 2022Susan Spiegel
TOOLBOX, Issue 35: An interview with Dale Gambrill, Senior account manager, Zoetis
... Improving Salmonella surveillance in turkeys
Oct 17, 2022Susan Spiegel
High-profile Salmonella outbreaks in turkeys in recent years have shown the need for improved surveillance in the turkey industry.
... Diagnostics for IBH start with subtle indicators
Oct 13, 2022Susan Spiegel
Inclusion body hepatitis (IBH) infections may not offer clear-cut clinical symptoms, but there are on-farm diagnostic measures that can yield early warnings.
... Research facility opened to help track and diagnose avian influenza outbreaks
Oct 13, 2022Susan Spiegel
Scientists’ ability to respond to outbreaks of highly pathogenic avian influenza and other emerging poultry diseases have been given a boost with the opening of an innovative research unit.
Antibiotic-free, Flock welfare, Food Safety, Global TOP NEWS, Interviews, News, PHT GLOBAL, PHT US, Podcast, TOP NEWS, Videos
... Live-vaccine program a ‘must have’ to deal with cage-free E. coli challenge
Oct 10, 2022Susan Spiegel
A higher risk of bacterial challenges in cage-free egg production means a live-vaccination program against Escherichia coli is a “must-have minimum” for flocks reared in alternative systems.
... Managing layer health challenges as cage-free demand increases
Oct 07, 2022Susan Spiegel
In a special video from Poultry Health Today, experts from across the industry discuss the challenges facing producers who make the change from conventional systems to cage-free.
... Breed may impact broiler response to Salmonella infection
Oct 06, 2022Susan Spiegel
Research at the University of Arkansas suggests broiler breed could affect birds’ immune response to Salmonella exposure, according to Shawna Weimer, PhD, director of the Center for Food Animal...
... HPAI prevention requires ‘buckle-up’ mentality to biosecurity
Oct 06, 2022Susan Spiegel
The only option for poultry farms to prevent an outbreak of highly pathogenic avian influenza (HPAI) is 100% adherence to biosecurity rules.
... Anticoccidial sensitivity tests: Useful or not?
Oct 06, 2022Susan Spiegel
By Philip A. Stayer, DVM, MS, ACPV, Corporate Veterinarian, Sanderson Farms, Inc.
... No consensus on future success of Salmonella control for poultry industry
Oct 05, 2022Susan Spiegel
Opinions about the poultry industry’s future success in controlling Salmonella differ widely, judging by comments from panelists at a food-safety roundtable.
... Replication, coverage vary among MD vaccination programs for long-lived birds
Oct 04, 2022Susan Spiegel
DISCOVERIES: Marek’s disease (MD) vaccination programs for breeders and layers can vary significantly in the replication and coverage they provide, a finding that should be considered when planning...
... COVID pandemic had some positive effects on poultry health and welfare
Sep 29, 2022Susan Spiegel
Management techniques adopted to cope with COVID-19 production challenges led to improvements in bird health and welfare for many poultry producers.
Flock welfare, Food Safety, Global TOP NEWS, Interviews, News, PHT GLOBAL, PHT US, Podcast, Research, TOP NEWS, Videos
... Salmonella serotypes are changing — monitor which ones are in your flock
Sep 28, 2022Susan Spiegel
It’s imperative for poultry producers and companies to know what strains of Salmonella may be circulating in their flocks, said Chuck Hofacre, president of the Southern Poultry Research Group in...
... Tooling up for better disease protection through applied research
Sep 27, 2022Susan Spiegel
Vaccines are powerful, widely used tools for managing poultry diseases. How can the industry keep pace with variant viruses and other challenges?
... Recombinant vaccines for poultry: How to maximize results
Sep 22, 2022Susan Spiegel
Proper vaccine handling, dosage and administration are key to ensuring thorough and effective coverage. That statement is particularly true when talking about recombinant-vector vaccines.
... How to ensure successful installation of in ovo technology
Sep 20, 2022Susan Spiegel
In ovo vaccination is on the rise across the Asia-Pacific as producers recognize its benefits, but proper training and support are essential.
... ILT vaccine choices: A closer look
Sep 20, 2022Susan Spiegel
With continued wild-type ILT challenges in the field, we are faced with a choice of two vaccine options with proven results — with different priorities affecting the final decision.
... Best-management practices key to successful NAE broiler production
Sep 15, 2022Susan Spiegel
With many poultry operations switching to no-antibiotics-ever (NAE) production, management and disease control have become even more critical components.
... Avian flu likely to re-emerge and threaten US poultry flocks this fall
Sep 15, 2022Susan Spiegel
US egg and turkey supplies took a hit from highly pathogenic avian influenza (HPAI) this spring as the wild-bird migration exposed domestic flocks to the virus.
... Study highlights risk of high Salmonella exposure, more persistent serotypes
Sep 10, 2022Susan Spiegel
Feed conversion takes a bigger hit in birds with higher Salmonella exposure, while Salmonella Reading outlasts other serotypes through the grow-out period, suggests new work from the University of...
... USDA evaluating Salmonella-reduction steps along the poultry supply chain
Sep 08, 2022Susan Spiegel
Almost 25% of US foodborne illnesses continue to be linked to poultry products. To get an accurate measure of product contamination, USDA is evaluating the poultry supply chain.
... Monitoring hen movement in cage-free aviaries provides valuable feedback
Sep 06, 2022Susan Spiegel
Nearly 35% of laying hens in the US are now raised in cage-free environments, but while these environments offer more space and bigger colonies, the systems are more complex.
... IBH gaining more attention in broiler flocks as incidence, mortalities rise
Sep 01, 2022Susan Spiegel
Inclusion body hepatitis (IBH) is not a new disease of poultry, but it’s quietly spreading to broiler flocks — initially with few clinical signs, followed by death in some flocks.
... Vaccine tweaks can make a big difference against key infectious bronchitis virus strain
Aug 30, 2022Susan Spiegel
New challenge studies have highlighted the best vaccine serotype combinations to tackle the DMV/1639 strain of infectious bronchitis virus (IBV), which has spread from the Delmarva area to become the...
... PHT Perspectives captures highlights of timely poultry health discussions
Aug 25, 2022Susan Spiegel
Poultry Health Today has introduced a new editorial feature called PHT Perspectives, which provides quick-read highlights of recent webinars and roundtables organized by the editors.
... Study shows modified-live vaccine can aid fight against Salmonella Infantis
Aug 24, 2022Susan Spiegel
New research shows that using a modified-live Salmonella Typhimurium (ST) vaccine helps protect broilers against Salmonella Infantis, the most commonly-isolated serotype in chicken parts and...
... Use ‘tools of discovery’ and all your senses to identify emerging poultry diseases
Aug 23, 2022Susan Spiegel
Emerging and re-emerging diseases can cause sudden, potentially catastrophic illness and death in commercial poultry flocks, said R.M. “Mick” Fulton, DVM, PhD, Michigan State University...
... Cooling chickens with sprinklers has multiple benefits
Aug 18, 2022Susan Spiegel
By Tom Tabler, PhD, Extension Professor, Mississippi State University, Extension Service, Poultry Science Department, Mississippi State, Mississippi
... New insights for managing coccidiosis in broilers
Aug 11, 2022Susan Spiegel
Despite industry advances, coccidiosis remains the leading intestinal health challenge in broilers. Poultry Health Today asked experts to share their latest insights and recommendations for managing...
... Building the base: What’s your broiler vaccine strategy?
Aug 11, 2022Susan Spiegel
For years, broiler companies have leaned heavily on recombinant vaccines for managing Marek's disease, infectious bursal disease and some viral respiratory diseases. Now, technological advances in...
... Tuning up live-vaccine priming for infectious bursal disease and reovirus
Aug 11, 2022Susan Spiegel
TOOLBOX, Issue 13: An interview with Kalen Cookson, DVM, MAM, Director of Clinical Research, Zoetis
... Genomic technology sheds light on Salmonella serotypes in breeder flocks
Aug 04, 2022Susan Spiegel
A technology called CRISPR-SeroSeq, which amplifies a section of the Salmonella genome, is helping paint a clearer picture of the serotypes circulating in breeder flocks.
... ‘Reverse genetics’ may offer new IBV vaccine targets
Aug 04, 2022Susan Spiegel
Researchers at The Pirbright Institute in the UK report that a recent study provides evidence that mutations in the genetic code for non-structural proteins “offer a promising way” to make...
... Greater understanding needed before new coccidiosis vaccines come to fore
Aug 03, 2022Susan Spiegel
The use of recombinant vaccines can prove a valuable strategy against coccidiosis in poultry, but better understanding of host-parasite interactions and gut microbiology is needed.
... Overheating soybean meal hurts gut integrity, broiler growth
Aug 01, 2022Susan Spiegel
Improper heat treatment of soybean meal affects the intestinal integrity of broiler chickens and flock performance, according to a study by researchers at the University of Georgia.
Flock welfare, Global TOPICS, Infectious Diseases, Interviews, News, PHT GLOBAL, PHT US, Podcast, Respiratory, TOPICS, Videos
... Why ‘vaccinated’ chickens still get infected with IBV — and what to do about it
Jul 26, 2022Susan Spiegel
While many vaccines and vaccination programs effectively protect against the highly contagious infectious bronchitis virus in poultry, outbreaks of the disease still occur in vaccinated flocks.
... Light impacts behavior in cage-free aviaries
Jul 20, 2022Susan Spiegel
Birds can move out of the reach of the workers’ hands in a multi-tier aviary system, so employees have to climb into the system to get to them. Researchers from Michigan State studied light...
... Live vaccines are key to Salmonella-control programs — here’s why
Jul 19, 2022Susan Spiegel
Immune responses to Salmonella infection are complex, but vaccination has become a key component of multi-step control programs. A new review of evidence to date suggests that live vaccines have...
... Strong, early protection with Poulvac® Procerta® HVT-IBD-ND attributed to extensive prototype screening, unique construction
Jul 18, 2022Susan Spiegel
DISCOVERIES, Issue 15: Rigorous research and the application of cutting-edge technology by Zoetis scientists were behind the development of the newest recombinant vaccine to protect broilers from ...
... Free booklet offers insights for addressing IBH in broilers
Jul 14, 2022Susan Spiegel
Poultry veterinarians throughout the US broiler industry are reporting a re-emergence of inclusion body hepatitis (IBH). The disease, caused by fowl adenovirus (FAdV), often strikes with little...
... Zoetis Expands Poultry Portfolio with Poulvac® Procerta® HVT-IBD-ND
Jul 13, 2022Susan Spiegel
Zoetis has expanded its poultry vaccine portfolio with the introduction of Poulvac® Procerta® HVT-IBD-ND, a recombinant vector vaccine that provides early, robust protection against Marek’s,...
... Poulvac® Procerta® HVT-IBD-ND provides early immunity, convenience for producers
Jul 08, 2022Susan Spiegel
TOOLBOX, Issue 32: An interview with Kalen Cookson, DVM, Director of Clinical Research, Zoetis about the new recombinant vector vaccine, Poulvac Procerta HVT-IBD-ND.
... Veterinarian offers strategies for managing viral diseases in recombinant-based vaccination programs
Jul 08, 2022Susan Spiegel
A well-designed program using recombinant vaccines can help protect flocks against infectious bursal disease, infectious bronchitis and Newcastle disease.
... Marek’s study could lead to new management strategies in poultry
Jul 06, 2022Susan Spiegel
New research has given scientists a greater understanding of the Marek’s disease virus (MDV) that could lead to new strategies for managing the widespread, immunosuppressive disease in poultry.
... Effective Salmonella control requires involvement of entire production chain
Jun 21, 2022Susan Spiegel
By Douglas L. Fulnechek, DVM, Senior Public Health Veterinarian, Zoetis
... Survey shows US poultry industry’s evolving yet flexible approach to coccidiosis management
Jun 13, 2022Susan Spiegel
After years of being an afterthought in many broiler-production schemes, coccidiosis vaccines have become the cornerstone for many control programs.
... Poultry industry can learn from COVID-19
Jun 09, 2022Susan Spiegel
Biosecurity is not sufficient to control avian coronaviruses like infectious bronchitis in commercial poultry, no matter how good it is, said Mark Jackwood, PhD, a molecular virologist and professor...
... Marek’s disease control takes careful attention to detail
Jun 07, 2022Susan Spiegel
The evolution of Marek’s disease virus (MDV) has increased the pathogen’s virulence. Besides the tumors MDV is known for producing, the virus can lead to a multitude of other problems.
... Limiting E. coli transmission from hen to offspring
Jun 04, 2022Susan Spiegel
TOOLBOX: An interview with Henrik Christensen, PhD, DVSc, University of Copenhagen, on the effect of Poulvac E. coli on bird health, laying performance and hatching results.
Flock welfare, Food Safety, Global TOP NEWS, Interviews, News, PHT GLOBAL, PHT US, Podcast, Research, TOP NEWS, Videos
... ‘Competitive exclusion’ is potential benefit of live Salmonella vaccines in young birds
Jun 02, 2022Susan Spiegel
Live vaccines for Salmonella have been found to start offering protection within a few days of administration, acting “almost as a [form of] competitive exclusion,” said Chuck Hofacre, president...
... Avian flu strain behind recent outbreaks related but not identical to 2014-15 strain
Jun 02, 2022Susan Spiegel
The US poultry industry is on high alert following reports of highly pathogenic avian influenza (HPAI) in both wild birds and commercial flocks in poultry-dense regions of the US market.
... How to avoid performance drops when initiating coccidiosis vaccination
Jun 01, 2022Susan Spiegel
TOOLBOX, Issue 11: An interview with Jon Schaeffer, DVM, Director of Poultry Veterinary Services, Zoetis
... Poulvac Procerta HVT-IBD offers early immunity, greater pullet uniformity in layers
Jun 01, 2022Susan Spiegel
TOOLBOX, Issue 31: An interview with John Brown, DVM, senior technical services veterinarian, Zoetis, on the advantages of using Poulvac Procerta HVT-IBD to protect chicks throughout their lives.
... Special Report: New insights for managing coccidiosis in broilers
Jun 01, 2022Susan Spiegel
Despite industry advances, coccidiosis remains the leading intestinal health disease of broilers. Poultry Health Today asked experts to share latest insights and recommendations for managing this...
... Colibacillosis control in egg-laying chickens: A new tool in our toolbox
May 25, 2022Susan Spiegel
By Paul McMullin, MVB, MSc, DPMP, DiplECPVS, FRCVS, Consultant Veterinarian, Poultry Health International
Diagnostics, Flock welfare, Global TOPICS, Infectious Diseases, Interviews, News, PHT GLOBAL, PHT US, Podcast, Research, TOPICS, Videos
... Poor IBV vaccine performance in broiler study underlines need for surveillance
May 12, 2022Susan Spiegel
A whole-complex study of broiler breeders in Georgia found underwhelming infectious bronchitis vaccine performance – but with better surveillance and protocols, outcomes could be improved.
... Salmonella Enteritidis in feed can be a source for broiler flocks
May 11, 2022Susan Spiegel
The Southern Poultry Research Group created a challenge model to show how S. Enteritidis, can spread among birds when feed is contaminated and to help evaluate products that can eliminate or reduce...
... Modified-live E. coli vaccine helps control mortality, improves livability in layer production
May 10, 2022Susan Spiegel
TOOLBOX, Issue 29: An interview with John Brown, DVM, senior technical services veterinarian, Zoetis, on controlling mortality and improving livability in layers with a modified-live E. coli vaccine
... Getting the best out of bioshuttle programs
May 01, 2022Susan Spiegel
By Jon Schaeffer, DVM, PhD, senior director, Technical Services, US Poultry, Zoetis
... California surveillance reveals genetic and seasonal changes in infectious bronchitis virus
May 01, 2022Susan Spiegel
Genotypes of infectious bronchitis virus (IBV) found in California between 2012 and 2020 have seen a “major shift,” according to a study investigating patterns of IBV in the state.
... In ovo administration of recombinant HVT vector vaccines ‘perfect combination’ of microbiology and engineering
Apr 27, 2022Susan Spiegel
TOOLBOX, Issue 30: An interview with Alberto Giner, DVM, poultry technical manager, Zoetis on in ovo administration of recombinant HVT vector vaccines.
... On-site PCR testing could aid smart antibiotic use in mycoplasmosis treatment
Apr 26, 2022Susan Spiegel
Making use of polymerase chain reaction (PCR) testing on chicken farms can help tackle the problem of antibiotic overuse against mycoplasmosis in countries where this treatment approach is prevalent.
... Chance of Salmonella vaccine positives at processing ‘zero’ with Poulvac® ST
Apr 19, 2022Susan Spiegel
TOOLBOX, Issue 33: An interview with Douglas Fulnechek, DVM, senior public health veterinarian, Zoetis, on Poulvac ST, a modified-live vaccine that is designed for there to be a 0% chance of...
... Turkey-farm study finds Salmonella Infantis prevalent
Apr 19, 2022Susan Spiegel
Research studying Salmonella across one turkey producer’s farms found Salmonella Infantis to be by far the dominant serotype.
... UK researchers: Watch for emerging, more infectious strains of avian flu virus
Apr 18, 2022Susan Spiegel
According to research led by The Pirbright Institute, UK, infection with two strains of avian flu virus could lead to the emergence of a new strain with the potential to jump from birds to humans.
... Recombinant vector vaccines boon for industry but not all are the same
Apr 10, 2022Susan Spiegel
Recombinant vector vaccines have been rapidly adopted by the poultry industry, and their use will continue to escalate. However, they are not all the same.
... With avian flu outbreaks, even the Easter bunny is hunting for eggs
Apr 07, 2022Susan Spiegel
The US egg supply is under pressure, first from the impact of Covid-19 and now due to outbreaks of highly pathogenic avian influenza (HPAI).
... Interaction of modified-live and recombinant vaccines shows potential against viral diseases
Apr 06, 2022Susan Spiegel
Adding a modified-live vaccine (MLV) to recombinant vaccine programs against three important viral pathogens in poultry production can have a positive impact on outcomes, according to field work by...
... US poultry producers commit to limiting antibiotics despite production slip
Apr 06, 2022Susan Spiegel
The number of birds in the US broiler industry raised without antibiotics slipped six points to 52% in 2020, according to the latest industry figures, exclusive to Poultry Health Today.
... Comparing necrotic enteritis litter models highlights performance impacts
Apr 06, 2022Susan Spiegel
Reused litter from a previous NE challenge led to more severe subclinical performance impacts but fewer clinical signs of disease than in birds raised on fresh litter.
... Tips for managing inclusion body hepatitis
Mar 25, 2022Susan Spiegel
TOOLBOX, Issue 27: An interview with Daniel Bautista, DVM, senior technical services, Zoetis on managing the recent resurgence of inclusion body hepatitis in broilers.
... Bioshuttle programs valuable tool for managing coccidiosis
Mar 24, 2022Susan Spiegel
Bioshuttle programs are a valuable tool for managing coccidiosis, according to Greg Mathis, PhD, Southern Poultry Research.
... First seven days are crucial in ensuring layer chick quality
Mar 23, 2022Susan Spiegel
Chick quality is crucial in the laying-hen business, and for Ian Rubinoff, DVM, director of global technical services for Hy-Line International, the first 7 days “have an outsized importance.”
... Lockdown mode urged with avian flu outbreaks in Mississippi and Central Flyways
Mar 17, 2022Susan Spiegel
A warning to tighten up biosecurity and reduce movement in and out of poultry houses was issued by Terry Conger, DVM, poultry health epidemiologist with USDA’s APHIS.
... Monitoring field strains key to successful vaccination against IBDV
Mar 10, 2022Susan Spiegel
By Daral J. Jackwood, PhD, Professor, The Ohio State University
... Conventional, recombinant MD vaccination protocols compared in long-lived birds
Mar 08, 2022Susan Spiegel
TOOLBOX, Issue 34: An interview with Eduardo Muniz, DVM, Zoetis on research comparing conventional vaccine programs versus new protocols with vectored vaccines.
... E. coli vaccination reduces bacteria populations, increases antibiotic susceptibility
Mar 02, 2022Susan Spiegel
A modified-live E. coli vaccine helps reduce E. coli counts in broiler chickens and turkeys and can significantly increase susceptibility to commonly used antibiotics, according to new field...
... Catching problems in layer vaccination — and making them right
Feb 23, 2022Susan Spiegel
TOOLBOX, Issue 28: An interview with Andy McRee, DVM, senior technical services veterinarian, Zoetis on correcting problems in layer vaccination.
... Limiting transmission of parasite currently best option for controlling histomoniasis
Feb 16, 2022Susan Spiegel
By Elle Chadwick, PhD, Consultant, Ag Health Consulting, LLC, LaGrange, Georgia
... What lessons can poultry producers learn from extreme weather events?
Feb 16, 2022Susan Spiegel
Extreme weather can pose a serious challenge for poultry producers — and with weather conditions proving ever-more volatile in some of the US’s key poultry production regions, improved planning...
... Four-year study highlights value of vaccinating turkeys against E.coli
Feb 15, 2022Susan Spiegel
Vaccinating turkeys against colibacillosis with the modified-live E. coli vaccine has economic and animal welfare benefits, according to a retrospective, 4-year study conducted on 37 French turkey...
... ‘Winging it’ on Super Bowl Sunday? Remember who made it possible
Feb 10, 2022Susan Spiegel
Planning to devour a few chicken wings on Super Bowl Sunday? Remember to raise a glass to the poultry producers and veterinarians who raised those healthy birds.
... Highly pathogenic avian influenza found in Indiana commercial turkey flock
Feb 09, 2022Susan Spiegel
USDA's APHIS has confirmed the presence of highly pathogenic avian influenza in a commercial turkey flock in Dubois County, IN, the first confirmed case in commercial poultry in the US since 2020.
... Cutting ionophore use could do more harm than good, veterinarians warn
Feb 03, 2022Susan Spiegel
SOUND SCIENCE: Removal or reduction of ionophores for the control of coccidiosis in poultry could lead to increased antibiotic use, higher production costs and negative impacts on climate-change...
... What does it take to be a successful poultry grower? Experts share their views
Jan 19, 2022Susan Spiegel
Successful contract poultry farmers are hard workers, detail oriented and must literally serve as the gatekeepers of biosecurity, several experts and industry insiders say.
... E. coli vaccination can lead to higher egg numbers, study suggests
Jan 12, 2022Susan Spiegel
Vaccinating birds against Escherichia coli can have production benefits, as well as protecting birds from the disease, researchers have found.
... As seasons change, hatchery ventilation is key chick-quality concern
Jan 04, 2022Susan Spiegel
TOOLBOX, Issue 26: An interview with Chris Williams, PhD, Director, Technical Services Devices, Zoetis on the impact of hatchery ventilation on chick quality.
... Sharing data can help manage layer-farm disease and increase production
Jan 04, 2022Susan Spiegel
Sharing and analyzing data at farm level and beyond can offer new insights that improve bird health and profitability on layer farms.
... AL2 variants now account for more than half of IBDV field isolates in broilers
Dec 25, 2021Susan Spiegel
DISCOVERIES, Issue 10: AL2 variants now account for more than half of the infectious bursal disease virus (IBDV) field isolates in broilers, according to the results of a 5-year survey.
Diagnostics, Global TOP NEWS, Hatchery, Interviews, News, PHT GLOBAL, PHT US, Podcast, Respiratory, TOP NEWS, Videos
... Early infectious bronchitis virus infection causes more severe false layer syndrome
Dec 22, 2021Susan Spiegel
Exposure to IBV has been linked with cases of false-layer syndrome, where large cysts in the oviduct prevent birds from laying eggs.
... Keeping up with coccidiosis remains challenging
Dec 21, 2021Susan Spiegel
By Philip A. Stayer, DVM, ACPV, Corporate Veterinarian, Sanderson Farms, Inc.
... Tackling a botulism outbreak in a breeder flock
Dec 16, 2021Susan Spiegel
Botulism might not be a common occurrence in poultry production, but when it infects a flock, mortalities can be high. That was the situation Sara Throne, DVM, senior director of veterinary services...
... Lowering Salmonella load at processing requires company-wide effort initiated from the top
Dec 08, 2021Susan Spiegel
Lowering the load of Salmonella going into the processing plant requires a company-wide effort initiated from the top, panelists advised at a roundtable on food safety.
... Essential adjustments that improve IB vaccine efficacy in broilers
Dec 05, 2021Susan Spiegel
A few essential adjustments in the way infectious bronchitis vaccines are handled and administered at the hatchery can improve vaccine efficacy.
... Ionophore status change would threaten bird health, sustainability, veterinarian warns
Dec 02, 2021Susan Spiegel
There is no need to recategorize ionophores, used as feed additives against coccidiosis, as veterinary medicines, says UK poultry veterinarian Daniel Parker — and doing so could have severe...
... Going with the flow: How to maximize the effectiveness of spray vaccination
Nov 10, 2021Susan Spiegel
Attention to detail is vital when it comes to ensuring that spray vaccinations against respiratory diseases such as infectious bronchitis are as effective as they can possibly be, according to...
... Measuring temperature of birds’ faces could help identify heat stress in flocks
Nov 08, 2021Susan Spiegel
Use of thermal imaging cameras to measure facial temperatures may offer a non-invasive option for assessing heat stress in commercial broilers, according to research from the University of Arkansas.
... Targeted adjuvants may improve recombinant ILT vaccination immune response
Nov 02, 2021Susan Spiegel
Vaccination might be effective in controlling ILT in broilers, but recombinant vaccines might not always provide an adequate immune response, according to scientists at North Caroline State...
... Study questioning purity of avian reovirus samples has lab and field implications
Nov 01, 2021Susan Spiegel
Selecting pure avian reovirus (ARV) cultures is extremely important in pathogenicity and antigenicity studies, as well as in the creation of autogenous vaccines. But in reality, many samples don’t...
... Shift to cage-free egg production prompts need to revise health and management plans
Oct 28, 2021Susan Spiegel
Vaccinations and other preventative health measures are more critical than ever as the US egg industry shifts toward cage-free and no-antibiotics-ever production.
... Tips for uncovering toxicity in poultry flocks
Oct 12, 2021Susan Spiegel
Toxicity is a relatively rare affliction for hens, and tracking down the source can prove challenging, as one case study outlined by a poultry diagnostics expert revealed.
... IBDV linked to severe necrotic enteritis in broiler chickens
Oct 10, 2021Susan Spiegel
Broiler chickens exposed to infectious bursal disease virus are likely to develop more severe cases of the bacterial disease, necrotic enteritis, researchers in Canada have found.
... Poulvac® ST cross-protects against different Salmonella serotypes
Oct 07, 2021Susan Spiegel
Salmonella vaccination is a vital part of an integrated approach to reducing the Salmonella load during the broiler life cycle.
... Details matter when it comes to ILT vaccination success
Oct 06, 2021Susan Spiegel
Attention to detail is key to successfully vaccinating broiler flocks against infectious laryngotracheitis (ILT), according to a poultry health expert.
... Early IBV infections in layers can increase cysts associated with false layer syndrome
Oct 05, 2021Susan Spiegel
The timing of infectious bronchitis virus (IBV) challenge in layers can impact the development of cysts associated with false layer syndrome, scientists at the University of Georgia have discovered.
... Direct-fed microbials can impact Salmonella vaccine efficacy
Sep 22, 2021Susan Spiegel
Some direct-fed microbial additives with live cultures have been found to impact the efficacy of modified-live vaccines.
... IBD control in egg layers has unique challenges
Sep 20, 2021Susan Spiegel
By Daral J. Jackwood, PhD, Professor, The Ohio State University
... Feed additive appears to benefit gut integrity in broilers with coccidiosis
Sep 16, 2021Susan Spiegel
The feed additive sodium bisulfate administered to broilers during a coccidial challenge appeared to benefit gut integrity.
... Hatchery tips for successful transition to NAE production
Sep 16, 2021Susan Spiegel
Preventing birds from getting sick is perhaps the biggest challenge encountered when transitioning from conventional to “no antibiotics ever” (NAE) production.
Diagnostics, Global TOP NEWS, Interviews, News, PHT GLOBAL, PHT US, Podcast, Respiratory, TOP NEWS, Videos, Zoetis News Center
... Periodic IBV PCR testing is key to ensuring vaccination efficacy
Sep 09, 2021Susan Spiegel
Complexes should regularly evaluate the infectious bronchitis viruses (IBV) prevalent on their farms to help determine which vaccines can provide the best protection possible.
... Free food safety booklet showcases poultry industry ideas for tackling Salmonella
Sep 09, 2021Susan Spiegel
Reducing the prevalence of foodborne Salmonella is essential if poultry companies are to improve food safety and pass muster with USDA’s Food Safety and Inspection Service performance standards.
... Five critical factors for in ovo vaccination success
Sep 03, 2021Susan Spiegel
In ovo vaccination has proven popular in commercial hatcheries as it can offer early immunity against prevalent pathogens, consistent vaccine delivery and a less labor-intensive process involving...
... Molecular test helps identify pathogenicity in new strains of infectious bursal disease virus
Sep 03, 2021Susan Spiegel
A genetic technique which could help improve predictions about the virulence of infectious bursal disease (IBDV) has identified pathogenicity in seven new strains of the virus which causes an...
... Reaction of poultry company customers to FSIS performance standards varied
Aug 26, 2021Susan Spiegel
Publication of USDA performance standards prompted some poultry company customers to refuse product from processing plants in Category 3, according to participants at a food safety roundtable.
... False layer syndrome in Canada due to DMV/1639
Aug 15, 2021Susan Spiegel
False layer syndrome due to the Delmarva 1639 (DMV/1639) variant of the infectious bronchitis virus (IBV) is leading to huge economic losses in the Canadian egg industry.
... Salmonella control in hatchery, second processing require special attention
Aug 09, 2021Susan Spiegel
Interventions for Salmonella control throughout the production process are essential, but special attention at the hatchery and during second processing at the plant are critical to success,...
... Three keys to successful IBV control
Aug 09, 2021Susan Spiegel
Highly contagious and constantly evolving, infectious bronchitis virus (IBV) is notoriously difficult to control.
... 5 ways research aims to tackle poultry-sector challenges
Aug 04, 2021Susan Spiegel
Novel, science-based technologies will allow the poultry industry to get ahead of issues coming towards it.
... Hatcheries in NAE production systems can’t cut corners on cleaning, husbandry
Aug 04, 2021Susan Spiegel
Hatcheries providing chicks for no antibiotics ever (NAE) production need to be meticulous with cleanliness and good husbandry practices in order for the program to succeed.
... Two years of IBV sampling underlines importance of surveillance work
Aug 03, 2021Susan Spiegel
Large-scale collection of samples from producers across the southern US is helping shed new light on infectious bronchitis virus (IBV) in chicken flocks — including uncovering a new serotype of the...
... Making sense of broiler-feed withdrawal — with the help of a few aphorisms
Aug 01, 2021Susan Spiegel
By Douglas L. Fulnechek, DVM
Senior Public Health Veterinarian
Zoetis
... Gut microbiota changes linked to E. coli vaccination may support gut health, broiler immune response
Jul 22, 2021Susan Spiegel
DISCOVERIES, Issue 13: A recent study found that administering a live Escherichia coli vaccine by spray produced marked, consistent changes in the intestinal microbiota of broilers.
... Study: Larger particles in starter feed lead to better performance
Jul 08, 2021Susan Spiegel
Starter feed of larger particles consumed by young chicks is associated with better performance during the lifetime of broiler birds, according to a study conducted at Mississippi State University.
... Seasonal management in hatchery critical to improving chick viability
Jul 07, 2021Susan Spiegel
Optimizing hatchery conditions throughout the year is crucial to limiting chick mortality and maintaining long-term bird viability, according to a poultry health expert.
... Special Report: Reducing Salmonella, ensuring food safety in poultry production
Jul 06, 2021Susan Spiegel
In a new Special Report, Poultry Health Today taps the industry pulse on the latest efforts to minimize risks in live production and processing, with expert insight on the present and future of...
Antibiotic-free, Biosecurity, Food Safety, Global TOP NEWS, Interviews, News, PHT GLOBAL, PHT US, Podcast, Research, TOP NEWS, Videos
... Better management, biosecurity could mean lower Salmonella levels in NAE farms
Jul 03, 2021Susan Spiegel
New research has suggested that Salmonella levels in no-antibiotics-ever (NAE) poultry systems could be lower than those on conventional broiler farms.
... Litter problems persist
Jul 01, 2021Susan Spiegel
By Tom Tabler, PhD, Extension Professor, Mississippi State University Extension Service, Poultry Science Department, Mississippi State, MS
... Litter management can help control Salmonella Heidelberg
Jun 28, 2021Susan Spiegel
Ongoing studies to find ways of managing Salmonella Heidelberg loads in poultry litter have suggested that downtime is key to reducing the pathogen’s rates.
... Lessons from the Midwest’s 2015 avian flu outbreak
Jun 24, 2021Susan Spiegel
The 2015 outbreak of highly pathogenic avian influenza (HPAI) in Minnesota was the worst the US has ever seen. What has the poultry industry learned from this and other outbreaks?
Food Safety, Global TOP NEWS, Gut Health, Interviews, News, PHT GLOBAL, PHT US, Podcast, Sustainability, TOP NEWS, Videos
... Right skills critical to managing increases in Salmonella, coccidiosis associated with cage-free egg production
Jun 23, 2021Susan Spiegel
Producers making the switch to cage-free egg production need to ensure they are properly prepared for managing potential increases in Salmonella and other health challenges.
... Population diagnostics challenging for poultry veterinarians
Jun 14, 2021Susan Spiegel
By Philip A. Stayer, DVM, MS, ACPV,
Corporate Veterinarian,
Sanderson Farms, Inc.
... 5 steps to preventing heat stress in layers
Jun 14, 2021Susan Spiegel
By John Brown, DVM,
Senior Technical Services Veterinarian
Zoetis
... Poultry companies using variety of interventions to improve food safety
Jun 09, 2021Susan Spiegel
Poultry companies are using a variety of interventions to curb Salmonella and improve food safety, even though it’s not always easy to justify the cost of each, panelists said at a food-safety...
... Temperature and air flow critical to broiler performance year-round
Jun 07, 2021Susan Spiegel
By Michael Czarick, Engineering Specialist, University of Georgia Department of Poultry Science
... Management of birds and environment reduce industry’s carbon footprint
Jun 02, 2021Susan Spiegel
Pressure to reduce poultry production’s carbon footprint presents multiple hurdles, but the industry is up to the challenge, said Joseph Giambrone, PhD, professor, Auburn University.
... Tackling stress key to protecting birds from coryza resurgence, says expert
Jun 02, 2021Susan Spiegel
Limiting stress in broiler flocks is key to preventing birds from succumbing to an infectious respiratory disease which is showing a resurgence in some areas of the US, according to a poultry expert.
... Good management and biosecurity vital to overcoming disease challenges in NAE systems
Jun 02, 2021Susan Spiegel
Getting back to basics with bird and house management is key to overcoming coccidiosis and other health issues affecting producers using NAE systems.
... Infectious bronchitis DMV 1639: More questions than answers
Jun 01, 2021Susan Spiegel
By Philip A. Stayer, DVM, MS, ACPV, Corporate Veterinarian, Sanderson Farms, Inc.
... Marek’s disease vaccination needed now more than ever
May 25, 2021Susan Spiegel
By Guillermo Zavala, DVM, MAM, MSc, PhD, Dipl. ACPV
Adjunct Professor, University of Georgia
President, Avian Health International, LLC
Flowery Branch, Georgia (USA)
Biosecurity, Diagnostics, Food Safety, Global TOP NEWS, Interviews, News, PHT GLOBAL, PHT US, Podcast, TOP NEWS, Videos
... Utilizing on-farm testing key to helping processors understand S. Infantis loads
May 25, 2021Susan Spiegel
Using a range of testing methods for Salmonella Infantis can help broiler companies build a better picture of how effective interventions against the pathogen are performing.
... E. coli vaccination in broilers: Is it worth the cost?
May 15, 2021Susan Spiegel
According to recent studies, E. coli vaccination may actually help broiler producers boost their bottom lines.
... Calcium toxicity cases underscore value of networking for knowledge
May 15, 2021Susan Spiegel
By Philip A. Stayer, DVM, MS, ACPV, Corporate Veterinarian, Sanderson Farms, Inc.
... False layer syndrome linked to early infectious bronchitis exposure
May 14, 2021Susan Spiegel
Research is increasingly linking false layer syndrome to early exposure to infectious bronchitis virus. The condition prevents laying hens from producing eggs, but birds display few outward signs of...
... Cross-protection vaccine protocols key to limiting DMV/1639 spread in US flocks
May 04, 2021Susan Spiegel
Combining serotype vaccines might be a popular approach to protecting flocks against evolving strains of infectious bronchitis virus, such as DMV/1639, but not all combinations work equally well.
... Testing mixed control approaches important in controlling Salmonella in broilers
Apr 26, 2021Susan Spiegel
Commercial broiler farms often employ a multi-faceted approach in tackling Salmonella, but testing different combinations of control options together on a small scale before they are rolled out...
... Hatchery details key to maximizing chick performance, expert says
Apr 01, 2021Susan Spiegel
A back-to-basics approach toward managing, handling and storing eggs can help maximize the quality and hatchability of chicks being produced for broiler flocks, according to an industry expert.
... Incubation key to preventing leg problems in turkey poults
Mar 31, 2021Susan Spiegel
Managing heat and humidity in hatcheries is key to reducing costly leg problems in turkey poults.
... New vaccine simplifies IBDV vaccination; provides effective early pullet protection
Mar 18, 2021Susan Spiegel
TOOLBOX, Issue 25: An interview with John Brown, DVM, senior technical services veterinarian and layer specialist, Zoetis on early pullet protection from IBDV.
... Good gut health starts before hatch, expert says
Mar 12, 2021Susan Spiegel
To establish good gut health, measures to promote a healthy microbiome can’t begin soon enough, an expert reports.
... Histopathology helping poultry plants use science to defend carcasses, minimize condemnations
Feb 24, 2021Susan Spiegel
Veterinarians specializing in diagnosing disease in animal tissue are spending more time in processing plants helping minimize costly carcass condemnations while maintaining high food quality...
... Latest breeder, broiler vaccines provide consistent IBDV immunity
Feb 09, 2021Susan Spiegel
TOOLBOX, Issue 23: An interview with Kalen Cookson, DVM, MAM, Director of Clinical Research, Zoetis about Poulvac Maternavac 4 and Poulvac Procerta HVT-IBD.
... SPECIAL REPORT: Don’t let immunosuppressive diseases compromise broiler performance
Feb 02, 2021Susan Spiegel
Immunosuppressive diseases such as IBDV, Marek's and reovirus can compromise a bird's ability to fight off secondary infections. Keeping them in check becomes even more critical as poultry companies...
... SPECIAL REPORT, Day 2: News reports and interviews from IPSF
Jan 26, 2021Susan Spiegel
The 2021 virtual International Poultry Scientific Forum (IPSF) meeting is underway. Our editors are covering sessions and capturing interviews for future posts. Here's a look back at our 2020...
... SPECIAL REPORT, Day 1: News reports and interviews from IPSF
Jan 25, 2021Susan Spiegel
The 2021 virtual International Poultry Scientific Forum (IPSF) meeting is underway. Our editors are covering sessions and capturing interviews for future posts. Here's a look back at our 2020...
... Zoetis expands vector vaccine portfolio with introduction of Poulvac® Procerta™ HVT-IBD
Jan 22, 2021Susan Spiegel
Zoetis has expanded its line of recombinant vector vaccines with the launch of Poulvac® Procerta™ HVT-IBD, which provides early protection against the contemporary infectious bursal disease (IBD)...
... Robust challenge studies demonstrate efficacy of new recombinant vector vaccine for IBDVs
Jan 21, 2021Susan Spiegel
DISCOVERIES, Issue 12: A new recombinant vector vaccine provides early protection against variant, classic and very virulent infectious bursal disease viruses, robust challenge studies demonstrate.
... QX, 793b found to be most prevalent IBV field strains in Europe
Dec 22, 2020Susan Spiegel
DISCOVERIES, Issue 11: Two recent studies assessed the prevalence of various IBV strains in Europe in recent years, with QX and 793b proving the most common causes of virulent disease in chickens.
... Serotype, presentation of IBH differ in large and small birds
Dec 18, 2020Susan Spiegel
More than one serotype has been the cause of inclusion body hepatitis (IBH) in broilers, which has presented differently in large- and small-bird complexes.
... Good gut health can help minimize Salmonella in broilers
Dec 17, 2020Susan Spiegel
TOOLBOX, Issue 14: An interview with Manuel Da Costa, DVM, PhD, Associate Director, Outcomes Research, Zoetis
... Coccidiosis in conventional flocks presenting a significant challenge
Dec 07, 2020Susan Spiegel
A shift in microbiology could be responsible for a surge in coccidiosis problems being seen in conventional US broiler and pullets flocks, according to Pilgrim's DVM Suzanne Dougherty.
... Z-CAS helping feed mills, producers get the most from medicated feed additives
Nov 30, 2020Susan Spiegel
TOOLBOX, Issue 6: An interview with Marc Howerton, Customer Analytical Services Supervisor, Zoetis
... Now more than ever, vaccination is critical for managing Salmonella in layer flocks
Nov 28, 2020Susan Spiegel
TOOLBOX, Issue 22: An interview with Kalen Cookson, DVM, MAM, Director of Clinical Research, Zoetis
... S. Heidelberg load reduced in chicks treated with acidified water the first 2 weeks of life
Nov 19, 2020Susan Spiegel
DISCOVERIES, Issue 9: Chicks that received acidified water for the first 2 weeks of life had a significantly reduced load of Salmonella Heidelberg, a challenge study demonstrates.
... NCSU: Enterococcus co-infection makes colibacillosis deadlier in poultry
Nov 12, 2020Susan Spiegel
Researchers from North Carolina State University have found that when a particular strain of Enterococcus is found alongside E. coli in cases of avian colibacillosis, there is a higher rate of...
Flock welfare, Global TOP NEWS, Infectious Diseases, Interviews, News, PHT GLOBAL, PHT US, Podcast, Research, TOP NEWS, Videos
... Consider predominance of AL-2 variants when planning IBDV vaccination program
Nov 09, 2020Susan Spiegel
The AL-2 family of variants is the predominant strain of infectious bursal disease virus (IBDV) circulating among US broiler flocks, according to a recent survey.
... Poulvac® Procerta™ HVT-ND provides advantages of a recombinant plus 19-day onset of immunity
Nov 02, 2020Susan Spiegel
Poulvac®️ Procerta™️ HVT-ND provides producers with all the advantages of a recombinant vectored vaccine while protecting chickens against Newcastle and Marek’s diseases as early as 19 days...
Antibiotic-free, Global TOP NEWS, Gut Health, Interviews, News, PHT GLOBAL, PHT US, Podcast, Research, TOP NEWS, Videos
... Glutamine supplement shows promise in reducing necrotic enteritis
Oct 26, 2020Susan Spiegel
Supplementing poultry diets with glutamine could help reduce the severity of necrotic enteritis (NE), according to researchers.
... Studies in 32 million birds show returns on vaccinating broilers for E. coli
Oct 22, 2020Susan Spiegel
DISCOVERIES, Issue 8: In studies conducted in more than 32 million broiler chickens in Italy and the US, vaccination with Poulvac® E. coli yielded a positive return on investment.
... Researchers decode clues to Salmonella Infantis control
Oct 05, 2020Susan Spiegel
New research from Austria provides key regional insights into Salmonella Infantis, a foodborne pathogen that is closely linked with broiler farms and often resistant to antibiotics.
... New four-way broiler breeder vaccine builds on success of Maternavac name
Sep 24, 2020Susan Spiegel
TOOLBOX, Issue 20: An interview with Kalen Cookson, DVM, MAM, Director of Clinical Research, Zoetis
... Sleuthing to pinpoint source of commercial flock pathogens
Sep 17, 2020Susan Spiegel
By Philip A. Stayer, DVM, MS, ACPV, Corporate Veterinarian, Sanderson Farms, Inc.
... Free booklet recaps highlights of infectious bronchitis roundtable
Sep 10, 2020Susan Spiegel
A colorful 28-page booklet recapping highlights of a roundtable discussion on infectious bronchitis virus is now available. The event featured experts and practitioners who shared their practical...
... Treatment blend offers ‘exciting potential’ for Campylobacter control at processing
Sep 03, 2020Susan Spiegel
Blending two commonly used antibacterial treatments could help processing facilities take better control of Campylobacter and reduce the risk of food-borne illnesses, according to scientists.
... Campylobacter control – Part 1: Still much to learn about Campylobacter
Sep 03, 2020Susan Spiegel
Watch Part 1 of the interview on Campylobacter control at processing.
... Campylobacter control – Part 2: Research on controlling Campylobacter
Sep 03, 2020Susan Spiegel
Watch Part 2 of the interview on Campylobacter control at processing.
... Campylobacter control – Part 3: Practical considerations for controlling Campylobacter
Sep 03, 2020Susan Spiegel
Watch Part 3 of the interview on Campylobacter control at processing.
... Veterinarian: Rethink layer health programs with move to cage-free
Sep 02, 2020Susan Spiegel
The poultry industry’s gradual switch to cage-free egg production has underscored the need to rethink disease-control programs.
... Managing the health challenges of moving to free-range egg production
Aug 31, 2020Susan Spiegel
Free-range egg production will bring major challenges to the way birds are produced, but it will also mean big shifts in the ways bird health and welfare need to be managed.
... Training and management critical for cage-free egg production
Aug 27, 2020Susan Spiegel
Training chicks and pullets so they are prepared for life in cage-free egg systems is critical to ensuring they meet their full productive potential.
... State-of-the-art recombinant Poulvac® Procerta™ HVT-ND protects against Newcastle and Marek’s diseases
Aug 24, 2020Susan Spiegel
TOOLBOX, Issue 19: An interview with Abigail Reith, DVM, MAM, DACPV, Technical Services Veterinarian, Zoetis
... Chick quality vital to no-antibiotics-ever success, consultant says
Aug 20, 2020Susan Spiegel
Focusing on chick quality from the moment eggs enter the incubator is critical to ensuring birds have the best chance of being healthy and productive in no-antibiotics-ever (NAE) systems.
... New avian leukosis rule expected to reduce waste, improve efficiency for processing plants and FSIS
Aug 13, 2020Susan Spiegel
Acceptance of a petition designating avian leukosis lesions on poultry carcasses as a trimmable condition is expected to reduce waste and improve efficiency at processing plants while allowing meat...
... NAE production uncovers water quality challenges
Aug 13, 2020Susan Spiegel
By Tom Tabler, PhD, Extension Professor, Mississippi State University Extension Service, Poultry Science Department, Mississippi State, Mississippi
... Intestinal health in the era of NAE
Aug 13, 2020Susan Spiegel
By Tom Tabler, PhD, Extension Professor, Mississippi State University Extension Service, Poultry Science Department, Mississippi State, Mississippi
... Check equipment now to help birds withstand summer heat
Aug 12, 2020Susan Spiegel
By Jess Campbell, Jeremiah Davis and Kelly Griggs, National Poultry Technology Center, Auburn University
... Antibiotics and the poultry industry: What’s next?
Aug 12, 2020Susan Spiegel
Nearly 6 in 10 broiler chickens in the US are now raised without antibiotics. Is this all-or-nothing strategy necessarily a good trend? And what precautions need to be taken?
... Tailoring control measures key to managing Salmonella
Aug 10, 2020Susan Spiegel
Producers need to take more care in matching Salmonella vaccines for broiler breeders to the strain of the pathogen challenging their flocks.
... SPECIAL REPORT, Day 3: News reports and interviews from AAAP
Aug 04, 2020Susan Spiegel
Day 3 of the 2020 American Association of Avian Pathologists' virtual conference is under way. Our editors are capturing interviews for future posts. Here's a look back at our 2019 coverage.
... SPECIAL REPORT, Day 2: News reports and interviews from AAAP
Aug 03, 2020Susan Spiegel
Day 2 of the 2020 American Association of Avian Pathologists' virtual conference is under way. Our editors are capturing interviews for future posts. Here's a look back at our 2019 coverage.
... SPECIAL REPORT, Day 1: News reports and interviews from AAAP
Aug 02, 2020Susan Spiegel
Day 1 of the 2020 American Association of Avian Pathologists' virtual conference is under way. Our editors are capturing interviews for future posts. Here's a look back at our 2019 coverage.
... New Poulvac Maternavac® 4 vaccine formulated to address contemporary field challenge
Jul 23, 2020Susan Spiegel
DISCOVERIES, Issue 6: The rapid growth in reduced and “no antibiotics ever” production was the driving force behind development of a new vaccine to protect chickens against four costly diseases.
... Live Salmonella vaccines, some DFMs may not mix
Jul 20, 2020Susan Spiegel
By Philip A. Stayer, DVM, MS, ACPV, Corporate Veterinarian, Sanderson Farms, Inc.
... ND is stable in US but poultry industry should be on lookout for evolving strains
Jul 13, 2020Susan Spiegel
Newcastle disease throughout most of the US remains stable, but the industry needs to be on guard for changes in the virus that may require adaption of ND vaccines.
... Vaccination with Poulvac® E. coli yields economic benefits in broilers
Jul 07, 2020Susan Spiegel
DISCOVERIES, Issue 7: Vaccinating broilers against Escherichia coli yielded a favorable return on investment in a recent trial
... Surveillance of circulating IBV types essential for disease control
Jul 06, 2020Susan Spiegel
Surveillance aimed at pinpointing the type of infectious bronchitis virus that’s circulating in poultry flocks is essential to control of the disease.
... USDA urged to give producers time to trial Campylobacter and Salmonella interventions
Jun 28, 2020Susan Spiegel
Greater flexibility is needed in official Salmonella and Campylobacter testing regimes in order to support poultry producers and processors who are trialing new interventions to tackle both
... Stress is nothing to mess with, folks: 5 steps for connecting with each other in troubled times
Jun 23, 2020Susan Spiegel
By Tom Tabler, PhD
Extension Professor
Mississippi State University Extension Service, Poultry Science Department
Mississippi State, MS
... Poulvac® Procerta™ HVT-ND fully protects against Newcastle disease by 19 days of age
Jun 18, 2020Susan Spiegel
DISCOVERIES, Issue 5: Rigorous research and the application of cutting-edge technology by Zoetis scientists were behind the development of the newest recombinant vaccine to protect broilers from ...
... NAE production: Helping contract growers navigate maze of new challenges
Jun 11, 2020Susan Spiegel
By Tom Tabler, PhD, Extension Professor, Mississippi State University Extension Service, Poultry Science Department
Mississippi State, Mississippi
... Study: Live S. Typhimurium vaccine reduces S. Infantis colonization
Jun 10, 2020Susan Spiegel
Investing in vaccination programs to develop cross-protection against some of the most common strains of Salmonella could help limit the number of foodborne outbreaks of the pathogen.
... Mountaire Farms is first company to carry the One Health Certified label
Jun 04, 2020Susan Spiegel
Mountaire Farms is the first animal protein company to carry the One Health Certified label, demonstrating its commitment to animal production standards established by the program.
... Poultry biosecurity has lessons for coping with COVID-19
Jun 01, 2020Susan Spiegel
By Tom Tabler, PhD, Extension Professor, Mississippi State University Extension Service, Poultry Science Department, Mississippi State, Mississippi
... Moving animal health to the back burner — if only for a moment
May 21, 2020Susan Spiegel
By Larry Rueff, DVM, Swine Vet Services, Greensburg, Indiana
... CDC report urges more vaccination against Salmonella
May 13, 2020Susan Spiegel
The CDC has urged more vaccination to control Salmonella in poultry flocks after latest figures revealed illnesses linked to certain strains of the pathogen were stalling or in decline.
... Prepare now for summer heat, humidity
May 05, 2020Susan Spiegel
By Tom Tabler, PhD, Extension Professor, Mississippi State University Extension Service, Poultry Science Department, Mississippi State, Mississippi
... Nearly 60% of US broilers now raised without antibiotics, but that number may have peaked
May 04, 2020Susan Spiegel
Nearly six in 10 US broilers were raised without antibiotics of any type in 2019 — but that number may have peaked.
... Poultry experts cite frustration with infectious bronchitis variants
Apr 30, 2020Susan Spiegel
New, variant strains of infectious bronchitis virus in poultry will continue to emerge, but their control may depend primarily on strategic vaccination protocols that provide cross-protection from...
... Caution: Simple errors can derail IBV vaccine effectiveness
Apr 27, 2020Susan Spiegel
Common pitfalls that can occur while vaccinating broilers against infectious bronchitis virus (IBV) could derail vaccine effectiveness, panelists cautioned during an industry roundtable.
... German researchers: Poultry, pigs not susceptible to COVID-19
Apr 15, 2020Susan Spiegel
Scientists in Germany have confirmed that pigs and chickens are not susceptible to COVID-19.
... Return of RofenAid® 40 gives turkey industry dependable tool for managing coccidiosis, fowl cholera
Apr 14, 2020Susan Spiegel
TOOLBOX, Issue 21: An interview with David Rives, DVM, Technical Services Veterinarian, Zoetis
... DMV/1639 now the focus of many IBV control programs in US flocks
Apr 13, 2020Susan Spiegel
Variants of infectious bronchitis virus affecting broiler flocks differ regionally, but the strain causing the most concern lately appears to be Delmarva/1639.
... Highly pathogenic H7N3 avian influenza confirmed in US commercial turkey flock
Apr 10, 2020Susan Spiegel
A commercial turkey flock in South Carolina has tested positive for highly pathogenic H7N3 avian influenza (HPAI).
... Foster Farms: Community approach key to managing coryza spread in poultry
Apr 09, 2020Susan Spiegel
Tackling endemic poultry diseases as a community rather than as individual producers can play an important role in controlling and limiting their spread.
... Controlling infectious bronchitis in broilers starts with breeder vaccination
Apr 03, 2020Susan Spiegel
Protocols vary widely, but vaccinating broiler breeders against infectious bronchitis virus remains an important strategy for protecting broiler progeny against the virus.
... Good flock management key to managing Mycoplasma synoviae resurgence
Apr 02, 2020Susan Spiegel
Broiler producers need to take a fresh look at housing conditions and bird management to help counter the resurgence of Mycoplasma synoviae linked to an increase in raised without antibiotics (RWA)...
... Measuring effectiveness of on-farm interventions key to Salmonella control
Mar 30, 2020Susan Spiegel
Understanding the impact specific on-farm interventions can have on Salmonella is critical to helping the US poultry industry meet government standards around the disease, according to a leading...
... Prestage Farms veterinarian: Processing chain communication critical to identify health issues early, reduce turkey condemnations
Mar 11, 2020Susan Spiegel
Developing good relationships across the processing chain can be critical in helping to identify and overcome issues on farm and in the processing plant.
... Sanderson vet: Keeping up with variant reovirus strains remains challenging
Mar 06, 2020Susan Spiegel
Poor uniformity, lameness and reduced water consumption are tip-offs that broilers may be infected with variant reovirus.
... Swift communication key to limiting the risk of poultry disease outbreaks
Mar 05, 2020Susan Spiegel
Excellent systems of communication between farm staff and veterinarians are critical when it comes to managing disease outbreaks and reducing their potential spread.
... Decisions, decisions: Which gut health strategies should be used when?
Feb 17, 2020Susan Spiegel
As the poultry industry moves to limit antibiotic use, alternative measures to support gut health are now common practice, but more guidance is needed with respect to which strategies to use under...
... Failure of maternal antibodies to protect against E. coli infection highlights need for early protection
Feb 13, 2020Susan Spiegel
New studies in broiler chicks show that maternal antibodies to Escherichia coli do not prevent infection.
... JAVMA report: Newcastle reemerges, spreads in California
Jan 30, 2020Susan Spiegel
Virulent Newcastle disease resurged in Southern California as people broke quarantines by moving birds and farming equipment, according to a report by JAVMA.
... Day 4 SPECIAL REPORT: News reports and interviews from IPPE
Jan 30, 2020Susan Spiegel
The 2020 International Production & Processing Expo is under way in Atlanta. Our editors are onsite, covering sessions and capturing interviews for future posts. Here's a look back at our 2019...
... Day 3 SPECIAL REPORT: News reports and interviews from IPPE
Jan 29, 2020Susan Spiegel
The 2020 International Production & Processing Expo is under way in Atlanta. Our editors are onsite, covering sessions and capturing interviews for future posts. Here's a look back at our 2019...
... Day 2 SPECIAL REPORT: News reports and interviews from IPPE
Jan 28, 2020Susan Spiegel
The 2020 International Production & Processing Expo is under way in Atlanta. Our editors are onsite, covering sessions and capturing interviews for future posts. Here's a look back at our 2019...
... More than 35 poultry-health experts at IPPE to be interviewed on camera by Poultry Health Today
Jan 27, 2020Susan Spiegel
More than 35 poultry-health experts and trend watchers will be interviewed on camera over 3 days as part of Poultry Health Today’s news coverage of the 2020 IPPE and IPSF.
... Day 1 SPECIAL REPORT: News reports and interviews from IPPE
Jan 27, 2020Susan Spiegel
The 2020 International Production & Processing Expo is under way in Atlanta. Our editors are onsite, covering sessions and capturing interviews for future posts. Here's a look back at our 2019...
... ‘Causal’ pie chart can help manage necrotic enteritis
Dec 29, 2019Susan Spiegel
Use of a simple “causal” pie chart is proving to be a helpful tool for controlling necrotic enteritis (NE).
... What more can live production do to reduce Salmonella in poultry?
Dec 26, 2019Susan Spiegel
Successful Salmonella control throughout live poultry production requires an integrated effort, attention to detail and careful follow-through to help processing plants meet more stringent USDA...
... Managing anticoccidials: ‘It’s how you use them that’s important’
Dec 23, 2019Susan Spiegel
Coccidiosis takes a toll of around $3 billion on global poultry production each year, making it one of the industry’s most economically significant diseases worldwide.
... One Health Certified label seeks balanced approach to poultry production, marketing
Dec 23, 2019Susan Spiegel
A new label under development for meat and poultry products will represent production that seeks a balanced approach to poultry production and marketing.
... Poultry Health Today launches Zoetis News Center
Dec 18, 2019Susan Spiegel
Poultry Health Today has introduced the Zoetis News Center — a special section of the popular news website that features insights from Zoetis’ poultry health experts, plus updates on...
... E. coli vaccination yields bottom-line benefits on South African broiler farms
Dec 10, 2019Susan Spiegel
New research from South Africa shows that vaccinating broilers against Escherichia coli is good not just for birds, but also for bottom lines.
... Industry needs more poultry scientists to tackle disease challenges
Dec 03, 2019Susan Spiegel
More young people need to be encouraged to take up careers in poultry science if the sector is to properly tackle disease challenges which have plagued it for decades.
... Salmonella’s sex life key to mitigating food safety risks
Nov 14, 2019Susan Spiegel
Food safety challenges linked to Salmonella could be tackled more effectively by better understanding the sex life of bacteria, according to a leading US government veterinarian.
... Ensuring strong immunity key to successful ‘no antibiotics ever’ broiler production
Nov 01, 2019Susan Spiegel
Producers raising broilers with no or fewer antibiotics need to pay more attention to diseases that can compromise flock immunity and make birds more susceptible to primary and secondary...
... Virulent ND outbreaks underscore need to rethink vaccination program
Nov 01, 2019Susan Spiegel
By Philip A. Stayer, DVM, MS, ACPV,
Corporate Veterinarian,
Sanderson Farms, Inc.
... Unusual presentation of bacterial septicemia in broilers tied to breeders
Oct 29, 2019Susan Spiegel
An unusual presentation of bacterial septicemia in broilers underscores the importance of obtaining a good history and input from bird caretakers, according to David French, DVM, a staff veterinarian...
... New Poultry Vaccine from Zoetis Helps Build Strong Immune Foundation in Breeder Hens and Their Progeny
Oct 29, 2019Susan Spiegel
Poulvac Maternavac® 4, an inactivated vaccine from Zoetis that helps protect chickens against four important diseases, has been licensed by the U.S. Department of Agriculture and will begin shipping...
... Perdue veterinarian seeks answers to inconsistent foodborne pathogen load
Oct 28, 2019Susan Spiegel
Taking a closer look at why incidence of Salmonella and Campylobacter varied widely on farms in the same production system helped to demonstrate the importance of management and communication with...
... Moisture monitoring critical to improving bird health and welfare
Oct 23, 2019Susan Spiegel
Poultry shed humidity should be monitored as regularly as shed temperature and ventilation to ensure bird health and productivity is as high as it can be.
... Coccidiosis control: Keys to success with a bioshuttle program
Oct 20, 2019Susan Spiegel
Resistance is unlikely to be a problem in coccidiosis bioshuttle programs, Greg Mathis, PhD, Southern Poultry Research, told Poultry Health Today.
... Necrotic enteritis control requires multi-pronged approach in RWA systems
Oct 17, 2019Susan Spiegel
Feeding higher levels of copper and zinc in the diet, managing litter moisture and controlling coccidiosis are keys to stopping necrotic enteritis (NE) in poultry raised without antibiotics (RWA),...
... Avian pathogenic E. coli: Difficult to prevent and control
Oct 10, 2019Susan Spiegel
The bacterium E. coli has re-emerged in broiler operations, which seems to coincide with poultry companies’ switch to ‘no antibiotics ever’ (NAE) programs.
Diagnostics, Flock welfare, Global TOP NEWS, Infectious Diseases, Interviews, News, PHT GLOBAL, PHT US, Podcast, Respiratory, TOP NEWS, Videos
... Sentinel broilers, PCR testing help isolate, identify evolving IBV populations in Arkansas
Oct 07, 2019Susan Spiegel
How do you look for new serotypes of a virus that might be circulating in an area? Sentinel birds are a good place to start, according to Abigail Reith, DVM, a technical services veterinarian for...
... Reductions in medically important antimicrobials reflect industry stewardship
Oct 02, 2019Susan Spiegel
Reductions in the use of medically important antimicrobials demonstrate the poultry industry’s commitment to stewardship of these valuable medications, Randall Singer, DVM, MPVM, PhD, told Poultry...
... Helping contract growers’ transition to no-antibiotics-ever broiler production
Sep 29, 2019Susan Spiegel
Successful transition from conventional to no-antibiotics-ever (NAE) broiler production requires awareness of all the changes needed and lots of advance planning.
