Category Archive: Gut Health, Infectious Diseases, PHT GLOBAL, Research, TOPICS, Zoetis News Center
... Gut microbiota changes linked to E. coli vaccination may support gut health, broiler immune response
Jul 22, 2021Susan SpiegelComments Off on Gut microbiota changes linked to E. coli vaccination may support gut health, broiler immune responseDISCOVERIES, 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.
Jul 08, 2021Susan SpiegelComments Off on Study: Larger particles in starter feed lead to better performanceStarter 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.
Jul 03, 2021Susan SpiegelComments Off on Better management, biosecurity could mean lower Salmonella levels in NAE farmsNew research has suggested that Salmonella levels in no-antibiotics-ever (NAE) poultry systems could be lower than those on conventional broiler farms.
Jun 17, 2021Susan SpiegelComments Off on Targeted adjuvants may improve recombinant ILT vaccination immune responseVaccination 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...
Jun 10, 2021Susan SpiegelComments Off on Infectious bursal disease virus linked to poor necrotic enteritis outcomes in broilersBroiler 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.
Jun 07, 2021Susan SpiegelComments Off on Temperature and air flow critical to broiler performance year-roundBy Michael Czarick, Engineering Specialist, University of Georgia Department of Poultry Science
May 15, 2021Susan SpiegelComments Off on E. coli vaccination in broilers: Is it worth the cost?According to recent studies, E. coli vaccination may actually help broiler producers boost their bottom lines.
May 14, 2021Susan SpiegelComments Off on False layer syndrome linked to early infectious bronchitis exposureResearch 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...
Mar 04, 2021Susan SpiegelComments Off on 5 ways research aims to tackle poultry-sector challengesNovel, science-based technologies will allow the poultry industry to get ahead of issues coming towards it.
Feb 04, 2021Susan SpiegelComments Off on Early IBV infections in layers can increase cysts associated with false layer syndromeThe 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.
Feb 02, 2021Susan SpiegelComments Off on IBDV protection: Closing the gap between passive and active immunityTOOLBOX, Issue 24: An interview with Angela Hartman, PhD, Senior Principal Scientist, Zoetis, on the latest vaccine from Zoetis, Poulvac® Procerta™ HVT-IBD.
Nov 12, 2020Susan SpiegelComments Off on NCSU: Enterococcus co-infection makes colibacillosis deadlier in poultryResearchers 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...
Nov 09, 2020Susan SpiegelComments Off on Consider predominance of AL-2 variants when planning IBDV vaccination programThe 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.
Oct 26, 2020Susan SpiegelComments Off on Glutamine supplement shows promise in reducing necrotic enteritisSupplementing poultry diets with glutamine could help reduce the severity of necrotic enteritis (NE), according to researchers.
Oct 05, 2020Susan SpiegelComments Off on Researchers decode clues to Salmonella Infantis controlNew 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.
Apr 15, 2020Susan SpiegelComments Off on German researchers: Poultry, pigs not susceptible to COVID-19Scientists in Germany have confirmed that pigs and chickens are not susceptible to COVID-19.
... Failure of maternal antibodies to protect against E. coli infection highlights need for early protection
Feb 13, 2020Susan SpiegelComments Off on Failure of maternal antibodies to protect against E. coli infection highlights need for early protectionNew studies in broiler chicks show that maternal antibodies to Escherichia coli do not prevent infection.
Nov 07, 2019Susan SpiegelComments Off on US poultry vets: Disease control and food safety identified as future research prioritiesSurveys carried out by the AAAP found veterinarians working across the broiler, egg and turkey sectors believe food safety should be a high-priority area for future research, alongside vaccine and...
... Report: US poultry producers slash use of medically important antimicrobials while shifting focus to disease prevention
Aug 08, 2019Susan SpiegelComments Off on Report: US poultry producers slash use of medically important antimicrobials while shifting focus to disease preventionUS poultry producers dramatically decreased their use of medically important antimicrobials over a 5-year period ending in 2017, according to a new report released by Randall Singer, DVM, PhD,...
May 15, 2018Susan SpiegelComments Off on Gene technology has potential to multiply vaccine benefitsScientists in the UK have discovered a way to modify a Marek’s disease vaccination so that it could be potentially be used to protect against a number of significant poultry diseases.
Dec 12, 2017Susan SpiegelComments Off on Deadly duo: Study shows link between E. maxima, ClostridiumNew research by Callie McQuain, DVM, veterinarian and grad student at the University of Georgia, substantiates anecdotal field experience indicating that Eimeria maxima is the type of coccidia that...
Oct 23, 2017Susan SpiegelComments Off on New Marek’s test helps ensure successful vaccination, biosecurityA new test is helping producers in Europe better protect their flocks against Marek’s disease (MD).
Oct 17, 2017Susan SpiegelComments Off on E. maxima linked to mortality in broilers vaccinated for coccidiosisEimeria maxima in broilers vaccinated against coccidiosis appears to be an important cause of mortality, according to the preliminary results of a study presented at the 2017 annual meeting of the...
Apr 27, 2017PHT EditorComments Off on Optimizing diets could limit foot pad dermatitis outbreaksManaging diets to improve litter quality could help limit incidence of foot pad dermatitis (FPD) in broiler chickens and turkeys, scientists say.
Feb 07, 2017PHT EditorComments Off on E. coli vaccine reduced colibacillosis lesions and mortality in turkeysA modified-live Escherichia coli vaccine for turkeys was demonstrated to be safe and effectively reduced the incidence of lesions and mortality due to colibacillosis, according to recent studies.
Jan 25, 2017PHT EditorComments Off on Early feeding, housing may affect broiler response to immune challengesEarly feeding after hatch and the housing type can affect the response of broilers to immune challenges later in life, indicates a study from the Netherlands.
Nov 05, 2016PHT EditorComments Off on Are there practical alternatives to ionophores?Proponents of raising broilers without ionophores and other antibiotics have proposed putting more emphasis on farm management, biosecurity and alternatives to anticoccidials.
Aug 05, 2016PHT EditorComments Off on Hens in enriched colony system appear more stressed, flightyHens in an enriched colony system were more stressed and flighty than conventionally caged birds in a study from Mississippi State and Texas A&M Universities.
Jul 24, 2016PHT EditorComments Off on S. enteritidis shedding more frequent among hens in conventional cagesFecal shedding of Salmonella enteritidis was significantly more frequent among experimentally infected laying hens in conventional cages compared to hens housed in enriched colony cages, indicates a...
Jul 08, 2016PHT EditorComments Off on Broiler study shows challenges and potential of drug-free productionBroilers raised in a drug-free program had a higher feed-conversion ratio (FCR), decreased mean daily weight and decreased mean live marketing weight despite administration of antibiotic
Apr 10, 2016PHT EditorComments Off on IBD V877 vaccine can break through maternal antibodiesA live infectious bursal disease (IBD) vaccine based on the V877 strain can override maternal antibodies, doesn’t revert to virulence and has limited interactions with other live vaccines.
Dec 29, 2015PHT EditorComments Off on Canada studies find no links between ionophores, resistance of other antibioticsOne of the few studies about antibiotic resistance and ionophores in poultry was published by Canadian researchers in 2007 who found that isolates showing resistance to multiple antibiotics can be...
Sep 28, 2015PHT EditorComments Off on High stocking density predisposes broilers to NEHigh stocking density has adverse effects on broiler welfare and intestinal health and predisposes the birds to necrotic enteritis (NE), according to the results of an experiment conducted by...
Aug 05, 2015PHT EditorComments Off on Reducing false positives pays in ELISA mycoplasma testingPoultry producers should consider specificity when selecting a Mycoplasma ELISA test to avoid costs associated with false positives.
May 28, 2015PHT EditorComments Off on What’s causing ‘woody breast’ in poultry?A condition known as “woody breast” is puzzling US poultry scientists investigating why breast-muscle tissue from some broiler flocks is hard and tough instead of tender and juicy.
May 08, 2015PHT EditorComments Off on Experience with GA 08 provides valuable information about IBV variants in poultryExperience with Georgia 2008 (GA 08) — the infectious bronchitis variant that’s caused major economic losses for poultry producers in the Southeast — has provided valuable information that will...
Apr 20, 2015PHT EditorComments Off on What’s left if we lose antibiotics?Bacterial resistance is developing quickly and many critically important drugs risk becoming obsolete. Disastrous consequences lie in wait therefore unless these drugs are used prudently.
Apr 02, 2015PHT EditorComments Off on Broiler chicks show less tendon swelling, weight suppression in reovirus vaccine studyA recent study showed that broiler chicks receiving higher reovirus antibody levels from conventionally vaccinated hens had a lower incidence of tendon swelling and were protected from weight...
... Administration of a Salmonella Enteritidis to newly hatched broilers reduces colonisation and shedding of a Salmonella Enteritidis challenge strain
Mar 18, 2015PHT EditorComments Off on Administration of a Salmonella Enteritidis to newly hatched broilers reduces colonisation and shedding of a Salmonella Enteritidis challenge strainA new study in Belgium has revealed a strain of Salmonella Enteritidis which showed some promise to help reduce food-borne infections when given to chicks in the drinking water and was even more...
Feb 26, 2015PHT EditorComments Off on Isolation of Campylobacter from the circulating blood of broilersFrom a poultry processing viewpoint, Campylobacter presence in circulating blood of market-age broilers may increase the likelihood of cross-contamination between birds during slaughter.
Feb 24, 2015PHT EditorComments Off on Poultry research showcased at SCAD: students shineMark Jackwood, PhD, University of Georgia talks about the recent Southern Conference of Avian Diseases (SCAD) and its significance to the poultry industry.
Feb 13, 2015PHT EditorComments Off on Reduce odor from manure with free online toolA team of Iowa State University (ISU) Extension and Outreach specialists have developed an online tool to help livestock and poultry producers compare odor mitigation techniques that could be useful...
... Frequent Application of Litter Amendments in Broiler Houses During Grow-out on Bird Health, Production and Environment
Jan 28, 2015PHT EditorComments Off on Frequent Application of Litter Amendments in Broiler Houses During Grow-out on Bird Health, Production and EnvironmentA series of experiments at the University of Delaware show that frequent application of sodium bisulphate improved broiler production performance and foot pad quality and reduced ammonia emissions...
Jan 22, 2015PHT EditorComments Off on Sericea lespedeza found ineffective for coccidiosis control in chickensSericea lespedeza (SL), a warm-season legume shown to help control coccidiosis in lambs, had no anticoccidial activity in chickens, according to a study conducted at the University of Arkansas.
Nov 13, 2014wpengineComments Off on Field trials show practical, economic benefits of E. coli vaccine in broilersRecent studies on two continents have demonstrated that a modified-live vaccine reduced losses from Escherichia coli in broilers, even when the disease challenge was strong.
May 27, 2014wpengineComments Off on Antibiotic resistance revisited in recent media reportsFollowing the April 2014 World Health Organization (WHO) report warning of a “post-antibiotic era,” Current Biology published the findings of a new study on May 19, reports Influence Feed.
Apr 17, 2014wpengineComments Off on Supplemental bacitracin reduces mortality, C. perfringens in broilersCommercial broilers that received a bacitracin-supplemented diet had less Clostridium perfringens in their gut, according to researchers at Ohio State University.
Jan 15, 2014wpengineComments Off on Methods of diagnosing enteric disease clarifiedDiagnosing clostridial enteric disease in poultry remains a challenge — primarily because many clostridial species can be a normal inhabitant of the gut, which makes it difficult to determine their...
Jan 15, 2014wpengineComments Off on Single dose of Poulvac IBMM+Ark protects long-lived broilers for at least 9 weeksOne dose of the live, attenuated vaccine Poulvac® IBMM+Ark effectively protected broilers against two infectious bronchitis (IB) strains for at least 9 weeks, a recent study shows.
Jan 15, 2014wpengineComments Off on Organic raw poultry not necessarily saferOrganic raw poultry is not necessarily safer for consumption than conventionally raised poultry, indicates a study from the University of Tennessee.
Jan 03, 2014wpengineComments Off on Research review: What’s new in poultry housing and equipment?With animal welfare and the environmental aspects of food animal farming gaining more attention from the public and high feed prices focusing efforts on getting the best performance from poultry,...