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Routine testing for IB vaccine takes can improve performance and profits
Dec 19, 2022Susan SpiegelComments Off on Routine testing for IB vaccine takes can improve performance and profits
TOOLBOX, Issue 36: An interview with Manuel Da Costa, DVM, PhD, Associate Director, Outcomes Research, Zoetis
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How effective IBV surveillance can prevent ‘overvaccination’
Dec 15, 2022Susan SpiegelComments Off on How effective IBV surveillance can prevent ‘overvaccination’
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...
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Focus on the details to ensure ILT vaccination success
Oct 19, 2022Susan SpiegelComments Off on Focus on the details to ensure ILT vaccination success
TOOLBOX, Issue 35: An interview with Dale Gambrill, Senior account manager, Zoetis
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‘Reverse genetics’ may offer new IBV vaccine targets
Aug 04, 2022Susan SpiegelComments Off on ‘Reverse genetics’ may offer new IBV vaccine targets
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...
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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 SpiegelComments Off on Why ‘vaccinated’ chickens still get infected with IBV — and what to do about it
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.
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California surveillance reveals genetic and seasonal changes in infectious bronchitis virus
May 01, 2022Susan SpiegelComments Off on California surveillance reveals genetic and seasonal changes in infectious bronchitis virus
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.
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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 SpiegelComments Off on Early infectious bronchitis virus infection causes more severe false layer syndrome
Exposure to IBV has been linked with cases of false-layer syndrome, where large cysts in the oviduct prevent birds from laying eggs.
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Global TOP NEWS, Hatchery, Interviews, News, PHT GLOBAL, PHT US, Podcast, Respiratory, TOP NEWS, Videos
Essential adjustments that improve IB vaccine efficacy in broilers
Dec 05, 2021Susan SpiegelComments Off on Essential adjustments that improve IB vaccine efficacy in broilers
A few essential adjustments in the way infectious bronchitis vaccines are handled and administered at the hatchery can improve vaccine efficacy.
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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 SpiegelComments Off on Periodic IBV PCR testing is key to ensuring vaccination efficacy
Complexes should regularly evaluate the infectious bronchitis viruses (IBV) prevalent on their farms to help determine which vaccines can provide the best protection possible.
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False layer syndrome in Canada due to DMV/1639
Aug 15, 2021Susan SpiegelComments Off on False layer syndrome in Canada due to DMV/1639
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.
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Global TOP NEWS, Infectious Diseases, Interviews, News, PHT GLOBAL, PHT US, Respiratory, TOP NEWS, Videos
Three keys to successful IBV control
Aug 09, 2021Susan SpiegelComments Off on Three keys to successful IBV control
Highly contagious and constantly evolving, infectious bronchitis virus (IBV) is notoriously difficult to control.
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Global TOP NEWS, Infectious Diseases, Interviews, News, PHT GLOBAL, PHT US, Podcast, Respiratory, TOP NEWS, Videos
Two years of IBV sampling underlines importance of surveillance work
Aug 03, 2021Susan SpiegelComments Off on Two years of IBV sampling underlines importance of surveillance work
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...
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Tackling stress key to protecting birds from coryza resurgence, says expert
Jun 02, 2021Susan SpiegelComments Off on Tackling stress key to protecting birds from coryza resurgence, says expert
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.
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Infectious bronchitis DMV 1639: More questions than answers
Jun 01, 2021Susan SpiegelComments Off on Infectious bronchitis DMV 1639: More questions than answers
By Philip A. Stayer, DVM, MS, ACPV, Corporate Veterinarian, Sanderson Farms, Inc.
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Free booklet recaps highlights of infectious bronchitis roundtable
Sep 10, 2020Susan SpiegelComments Off on Free booklet recaps highlights of infectious bronchitis roundtable
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...
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Surveillance of circulating IBV types essential for disease control
Jul 06, 2020Susan SpiegelComments Off on Surveillance of circulating IBV types essential for disease control
Surveillance aimed at pinpointing the type of infectious bronchitis virus that’s circulating in poultry flocks is essential to control of the disease.
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Poultry experts cite frustration with infectious bronchitis variants
Apr 30, 2020Susan SpiegelComments Off on Poultry experts cite frustration with infectious bronchitis variants
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...
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Caution: Simple errors can derail IBV vaccine effectiveness
Apr 27, 2020Susan SpiegelComments Off on Caution: Simple errors can derail IBV vaccine effectiveness
Common pitfalls that can occur while vaccinating broilers against infectious bronchitis virus (IBV) could derail vaccine effectiveness, panelists cautioned during an industry roundtable.
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DMV/1639 now the focus of many IBV control programs in US flocks
Apr 13, 2020Susan SpiegelComments Off on DMV/1639 now the focus of many IBV control programs in US flocks
Variants of infectious bronchitis virus affecting broiler flocks differ regionally, but the strain causing the most concern lately appears to be Delmarva/1639.
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Foster Farms: Community approach key to managing coryza spread in poultry
Apr 09, 2020Susan SpiegelComments Off on Foster Farms: Community approach key to managing coryza spread in poultry
Tackling endemic poultry diseases as a community rather than as individual producers can play an important role in controlling and limiting their spread.
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Controlling infectious bronchitis in broilers starts with breeder vaccination
Apr 03, 2020Susan SpiegelComments Off on Controlling infectious bronchitis in broilers starts with breeder vaccination
Protocols vary widely, but vaccinating broiler breeders against infectious bronchitis virus remains an important strategy for protecting broiler progeny against the virus.
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Virulent ND outbreaks underscore need to rethink vaccination program
Nov 01, 2019Susan SpiegelComments Off on Virulent ND outbreaks underscore need to rethink vaccination program
By Philip A. Stayer, DVM, MS, ACPV, Corporate Veterinarian, Sanderson Farms, Inc.
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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 SpiegelComments Off on Sentinel broilers, PCR testing help isolate, identify evolving IBV populations in Arkansas
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...
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Biosecurity, Global TOP NEWS, Infectious Diseases, Interviews, News, PHT GLOBAL, PHT US, Podcast, Respiratory, TOP NEWS, Videos
Virulent ND in California sending wake-up call to US poultry industry
May 08, 2019Susan SpiegelComments Off on Virulent ND in California sending wake-up call to US poultry industry
Outbreaks of virulent Newcastle disease (vND) that have spread from backyard to commercial flocks in California are providing a wake-up call to the entire US poultry industry.
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Diagnostics, Flock welfare, Global TOPICS, Interviews, News, PHT GLOBAL, PHT US, Podcast, Respiratory, TOPICS, Videos
Genomic sequencing could aid ILT control efforts in poultry
Apr 09, 2019Susan SpiegelComments Off on Genomic sequencing could aid ILT control efforts in poultry
Molecular virology is already leading to discoveries that will improve management of ILT, according to Stephen Spatz, PhD, molecular virologist with USDA’s Southeast Poultry Research Laboratory,...
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Novel technologies needed to combat IB in chickens
Mar 27, 2019Susan SpiegelComments Off on Novel technologies needed to combat IB in chickens
Despite decades of vaccination, the world poultry industry’s ongoing battle with infectious bronchitis (IB) continues to rage and points to the need for novel technologies to combat the disease.
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Global TOPICS, Infectious Diseases, Interviews, News, PHT GLOBAL, PHT US, Podcast, Respiratory, TOPICS, Videos
Mycoplasma synoviae demanding more attention as poultry industry grasps its full impact
Feb 27, 2019Susan SpiegelComments Off on Mycoplasma synoviae demanding more attention as poultry industry grasps its full impact
Emerging, variant strains of Mycoplasma synoviae are causing eggshell apex abnormalities as well as production drops in both layer and breeding flocks worldwide, Anneke Feberwee, DVM, PhD, from GD...
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E. coli vaccination helps contain losses in broilers with IB infection
Jan 16, 2019Susan SpiegelComments Off on E. coli vaccination helps contain losses in broilers with IB infection
Field experience with infectious bronchitis in broilers during a harsh winter demonstrated that vaccination for secondary Escherichia coli infection helped stem losses
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Selection of IBV GA 08 vaccine, proper administration can minimize reactions
Dec 15, 2018Susan SpiegelComments Off on Selection of IBV GA 08 vaccine, proper administration can minimize reactions
TOOLBOX, Issue 10: An interview with Kalen Cookson, DVM, MAM, Director of Clinical Research, Zoetis
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Is genetics the key for lasting IBV immunity?
Dec 03, 2018Susan SpiegelComments Off on Is genetics the key for lasting IBV immunity?
Manipulating the immune response may be one way infectious bronchitis virus (IBV) is controlled in the future, predict researchers studying genetic lines of poultry.
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When you can’t have more than one: HVT vector or live vaccine for IBDV?
Nov 30, 2018Susan SpiegelComments Off on When you can’t have more than one: HVT vector or live vaccine for IBDV?
TOOLBOX, Issue 3: An interview with Kalen Cookson, DVM, MAM, Director of Clinical Research, Zoetis
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Diagnostics, Global TOPICS, Interviews, News, PHT GLOBAL, PHT US, Podcast, Respiratory, TOPICS, Videos
Consistency, follow-up key to controlling IBV
Nov 05, 2018Susan SpiegelComments Off on Consistency, follow-up key to controlling IBV
Infectious bronchitis virus (IBV) is a “moving target” and trying to keep ahead of it requires consistency and follow-up, explained Sjaak de Wit, DVM, PhD, of GD Animal Health, the Netherlands.
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Biosecurity, Global TOP NEWS, Infectious Diseases, Interviews, News, PHT GLOBAL, PHT US, Podcast, Respiratory, TOP NEWS, Videos
Biosecurity, disinfection, downtime keys to better ILT control
Nov 01, 2018Susan SpiegelComments Off on Biosecurity, disinfection, downtime keys to better ILT control
Strict biosecurity is the best defense against infectious laryngotracheitis (ILT) in broiler flocks, advises Maricarmen García, PhD, a professor at the University of Georgia.
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Salmonella Infantis can complicate respiratory problems in broilers
Oct 26, 2018Susan SpiegelComments Off on Salmonella Infantis can complicate respiratory problems in broilers
Salmonella Infantis can become a persistent problem in broilers and exacerbate mortality when combined with infectious bronchitis, experience indicates at an integrated South American poultry
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Vaccination protects broilers from IBV despite exposure to moderate ammonia levels
Oct 21, 2018Susan SpiegelComments Off on Vaccination protects broilers from IBV despite exposure to moderate ammonia levels
Properly vaccinated commercial broilers are protected from an infectious bronchitis virus (IBV) challenge despite exposure to moderate ammonia levels, according to a study that surprised researchers.
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SPECIAL REPORT – IBV: Managing a moving target
Sep 07, 2018Susan SpiegelComments Off on SPECIAL REPORT – IBV: Managing a moving target
Infectious bronchitis virus, or IBV, is a year-round threat to poultry flocks, but it's especially challenge in the cooler months when producers reduce ventilation to save on energy costs.
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Global TOP NEWS, Infectious Diseases, Interviews, PHT GLOBAL, PHT US, Podcast, Respiratory, TOP NEWS, Videos
Is MS the next ‘big, bad Mycoplasma’ for US poultry?
Jun 20, 2018Susan SpiegelComments Off on Is MS the next ‘big, bad Mycoplasma’ for US poultry?
The US poultry industry is reporting more problems with virulent Mycoplasma synoviae according to Naola Ferguson, DVM
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Can improper vaccination make IBV worse?
Feb 23, 2018Susan SpiegelComments Off on Can improper vaccination make IBV worse?
Improper vaccination not only fails to protect flocks from infectious bronchitis virus (IBV), but it can also make the problem worse, a leading poultry health expert says.
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Why infectious bronchitis is so resilient — and what broiler companies can do about it
Feb 16, 2018Susan SpiegelComments Off on Why infectious bronchitis is so resilient — and what broiler companies can do about it
Control of infectious bronchitis (IB) requires good biosecurity, good management and rigorous administration of a vaccine that matches the circulating virus as closely as possible, John Smith, DVM,...
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H9N2 could devastate America’s poultry industry
Feb 06, 2018Susan SpiegelComments Off on H9N2 could devastate America’s poultry industry
H9N2, a low-pathogenic avian influenza virus common in parts of Asia, the Middle East and North Africa, would be difficult to control if introduced to the US, said David Suarez, a research leader...
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Easy mistakes to avoid when managing respiratory disease in poultry
Dec 21, 2017Susan SpiegelComments Off on Easy mistakes to avoid when managing respiratory disease in poultry
A methodical approach to managing respiratory disease in poultry can help veterinarians avoid misinterpreting data and making mistakes, according to David French, DVM, Sanderson Farms.
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Broiler-house management is key to preventing winter respiratory disease
Dec 15, 2017PHT EditorComments Off on Broiler-house management is key to preventing winter respiratory disease
By Tak Niino, VMD Technical services veterinarian Zoetis Inc.
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Immune-response research could yield new IB strategies for poultry
Nov 14, 2017Susan SpiegelComments Off on Immune-response research could yield new IB strategies for poultry
Research into the immune response of chickens could help lead to strategies that enable chickens to resist infectious bronchitis (IB), Rodrigo Gallardo, DVM, PhD, professor, University of California...
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Understanding the clinical picture key to effective IB control
Oct 13, 2017Susan SpiegelComments Off on Understanding the clinical picture key to effective IB control
Avian infectious bronchitis virus (IBV) is a highly contagious coronavirus found in chickens worldwide that costs the US poultry industry millions of dollars annually.
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Sanderson Farms vet drawing new battle lines against ILT
Jul 20, 2017Susan SpiegelComments Off on Sanderson Farms vet drawing new battle lines against ILT
Sanderson Farms growers have been asked to stop driving their farm trucks off the farm to help prevent outbreaks of infectious laryngotracheitis (ILT), according to Phil Stayer, DVM, head...
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Infectious bronchitis: The ‘eye of the storm’ for chicken health
Jul 19, 2017Susan SpiegelComments Off on Infectious bronchitis: The ‘eye of the storm’ for chicken health
Ask any poultry producer about the most economically important disease in broilers, breeders or layers. Infectious bronchitis (IB) almost always tops the list and could best be described as the...
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MG in poultry: Often overlooked but still costly
Jul 11, 2017Susan SpiegelComments Off on MG in poultry: Often overlooked but still costly
The incidence of Mycoplasma gallisepticum is currently low in broiler and broiler breeder flocks thanks to decades of effort by the US poultry industry, but producers should maintain their guard to...
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Infectious Diseases, ippe2016- Interviews with experts, News, PHT US, Respiratory, TOPICS, Uncategorized, Videos
Avian influenza in the US: High-path, low-path and its link to other poultry diseases
Mar 07, 2017PHT EditorComments Off on Avian influenza in the US: High-path, low-path and its link to other poultry diseases
David Swayne, DVM, PhD, a research veterinarian at USDA with more than 30 years' experience with avian influenza, talks to Poultry Health Today about the dreaded virus — how it travels, the...
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More diagnostics advised for better IB management in broilers
Jan 23, 2017PHT EditorComments Off on More diagnostics advised for better IB management in broilers
By Lloyd Keck, DVM, ACPV Senior technical services veterinarian, Zoetis Inc.
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IBV variants in poultry: Aiming for cross-protection
Sep 12, 2016PHT EditorComments Off on IBV variants in poultry: Aiming for cross-protection
By Mark W. Jackwood, PhD Poultry Diagnostic and Research Center Department of Population Health College of Veterinary Medicine University of Georgia
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IBD vaccination: HVT vector vaccine or live?
May 10, 2016PHT EditorComments Off on IBD vaccination: HVT vector vaccine or live?
By Kalen Cookson, DVM, MAM Director of clinical research Zoetis Inc.
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Field vaccination for respiratory disease: spray or pump?
Apr 14, 2016PHT EditorComments Off on Field vaccination for respiratory disease: spray or pump?
By Philip A. Stayer, DVM Corporate Veterinarian Sanderson Farms, Inc.
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Mountaire veterinarian discusses managing E. coli in broilers in the face of IBV infection
Apr 07, 2016PHT EditorComments Off on Mountaire veterinarian discusses managing E. coli in broilers in the face of IBV infection
Don Ritter, DVM, of Mountaire Farms, details the company’s recent bout with IB in broilers and the costly secondary infection of E. coli that followed.
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UGA’s Mark Jackwood: Stop ‘shooting in the dark’ with bronchitis vaccination
Feb 11, 2016PHT EditorComments Off on UGA’s Mark Jackwood: Stop ‘shooting in the dark’ with bronchitis vaccination
Microbiologist Mark Jackwood, PhD, University of Georgia, urges producers not to “shoot in the dark” with infectious bronchitis vaccines and, instead, to focus on surveillance, monitoring and...
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Fowl typhoid can become a multi-bacterial disease in poultry
Jan 28, 2016PHT EditorComments Off on Fowl typhoid can become a multi-bacterial disease in poultry
ATLANTA, Jan 27 - New research from Mississippi State University is helping our understanding of this disease of laying hens.
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Three more broiler diseases you can manage with vaccination
Nov 11, 2015PHT EditorComments Off on Three more broiler diseases you can manage with vaccination
There's more to poultry health than Marek's, IBD, ILT and ND. Vaccines also play major roles in curbing these common diseases.
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Biosecurity, Expert Advice, Global TOP NEWS, Infectious Diseases, News, PHT GLOBAL, PHT US, Respiratory, TOP NEWS
Breaches in biosecurity: Sanderson Farms vet shares three valuable lessons
Nov 05, 2015PHT EditorComments Off on Breaches in biosecurity: Sanderson Farms vet shares three valuable lessons
By Philip A. Stayer, DVM Corporate Veterinarian, Sanderson Farms, Inc.
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Managing ILT: Traditional CEO vaccines still provide ‘best protection’
Sep 30, 2015PHT EditorComments Off on Managing ILT: Traditional CEO vaccines still provide ‘best protection’
John Glisson, DVM — professor emeritus at the University of Georgia and well-known respiratory disease specialist — talks about the ups and downs on infectious laryngotracheitis (ILT) in poultry...
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Waste-heat recovery system could save millions annually while improving air quality
Sep 09, 2015PHT EditorComments Off on Waste-heat recovery system could save millions annually while improving air quality
A team of researchers and engineers from the University of Missouri has developed a waste-heat recovery system that could lead to significant savings in propane costs for producers heating their...
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Reducing false positives pays in ELISA mycoplasma testing
Aug 05, 2015PHT EditorComments Off on Reducing false positives pays in ELISA mycoplasma testing
Poultry producers should consider specificity when selecting a Mycoplasma ELISA test to avoid costs associated with false positives.
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The growing importance of nighttime air quality
Jun 18, 2015PHT EditorComments Off on The growing importance of nighttime air quality
By Drs. Michael Czarick, Brian Fairchild and Brian Jordan Department of Poultry Science, University of Georgia, Athens, GA
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Infectious bronchitis: A moving target
Jan 28, 2015PHT EditorComments Off on Infectious bronchitis: A moving target
University of Georgia’s Mark Jackwood, PhD, explains why infectious bronchitis keeps evolving and what poultry producers should do to stay ahead of the costly disease.
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Zoetis receives full license for Georgia 08 IB vaccine
Aug 27, 2014PHT EditorComments Off on Zoetis receives full license for Georgia 08 IB vaccine
Zoetis Inc. has obtained a full license from the USDA to sell Poulvac® Bron GA 08, the first commercially available vaccine to reduce disease caused by Georgia 2008 (GA 08) Type infectious...
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Avian Mycoplasma diagnostics
Aug 04, 2014PHT EditorComments Off on Avian Mycoplasma diagnostics
By Naola Ferguson-Noel, Poultry Diagnostic and Research Center, Department of Population Health, University of Georgia, Athens, GA