... How effective IBV surveillance can prevent ‘overvaccination’
Dec 15, 2022Jennifer Grullon
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...
... California surveillance reveals genetic and seasonal changes in infectious bronchitis virus
May 01, 2022Jennifer Grullon
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.
... False layer syndrome in Canada due to DMV/1639
Aug 15, 2021Jennifer Grullon
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.
... Three keys to successful IBV control
Aug 09, 2021Jennifer Grullon
Highly contagious and constantly evolving, infectious bronchitis virus (IBV) is notoriously difficult to control.
... Free booklet recaps highlights of infectious bronchitis roundtable
Sep 10, 2020Jennifer Grullon
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...
... Surveillance of circulating IBV types essential for disease control
Jul 06, 2020Jennifer Grullon
Surveillance aimed at pinpointing the type of infectious bronchitis virus that’s circulating in poultry flocks is essential to control of the disease.
... Caution: Simple errors can derail IBV vaccine effectiveness
Apr 27, 2020Jennifer Grullon
Common pitfalls that can occur while vaccinating broilers against infectious bronchitis virus (IBV) could derail vaccine effectiveness, panelists cautioned during an industry roundtable.
... New Poultry Vaccine from Zoetis Helps Build Strong Immune Foundation in Breeder Hens and Their Progeny
Oct 29, 2019Jennifer Grullon
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...
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, 2019Jennifer Grullon
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...
... Zinc can help combat infectious bronchitis in poultry
Aug 14, 2019Jennifer Grullon
Research on infectious bronchitis virus remains a top priority for the poultry industry. Not only is it widespread, but new serotypes also continue to emerge due to mutations and recombination events...
... Advanced diagnostic tests helping identify IBV in Europe
Apr 09, 2019Jennifer Grullon
The QX strain of infectious bronchitis virus (IBV) remains the most common variant of IBV in Europe, but the prevalence of the variant 02 strain appears to be on the increase
... Infectious bronchitis control: Understanding why it’s so difficult
Feb 05, 2019Jennifer Grullon
By Mark W. Jackwood, PhD, Department Head, JR Glisson Professor of Avian Medicine, University of Georgia
... Is genetics the key for lasting IBV immunity?
Dec 03, 2018Jennifer Grullon
Manipulating the immune response may be one way infectious bronchitis virus (IBV) is controlled in the future, predict researchers studying genetic lines of poultry.
... Consistency, follow-up key to controlling IBV
Nov 05, 2018Jennifer Grullon
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.
... Vaccination protects broilers from IBV despite exposure to moderate ammonia levels
Oct 21, 2018Jennifer Grullon
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.
... Can improper vaccination make IBV worse?
Feb 23, 2018Jennifer Grullon
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.
... IBV variants in poultry: Aiming for cross-protection
Sep 12, 2016Jennifer Grullon
By Mark W. Jackwood, PhD
Poultry Diagnostic and Research Center
Department of Population Health
College of Veterinary Medicine
University of Georgia
