... Recombinant vaccines for poultry: How to maximize results
Sep 22, 2022Jennifer Grullon
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.
... Marek’s disease vaccination needed now more than ever
May 25, 2021Jennifer Grullon
By Guillermo Zavala, DVM, MAM, MSc, PhD, Dipl. ACPV
Adjunct Professor, University of Georgia
President, Avian Health International, LLC
Flowery Branch, Georgia (USA)
... ND is stable in US but poultry industry should be on lookout for evolving strains
Jul 13, 2020Jennifer Grullon
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.
... Controlling infectious bronchitis in broilers starts with breeder vaccination
Apr 03, 2020Jennifer Grullon
Protocols vary widely, but vaccinating broiler breeders against infectious bronchitis virus remains an important strategy for protecting broiler progeny against the virus.
... Aggressive vaccination of broiler breeders needed to keep reovirus in check
Apr 18, 2019Jennifer Grullon
Aggressive vaccination of broiler breeders for reovirus using live and inactivated vaccines has been one of the most important steps the US poultry industry has taken to maintain good protection...
... Halting in ovo vaccination not a good option for managing hatchery bacteria
Oct 22, 2018Jennifer Grullon
Higher 7-day mortality from bacterial infections in the hatchery is no reason to stop in ovo vaccination for Marek’s and other diseases, according to a consulting poultry veterinarian.
... Foregoing CAV breeder vaccination based on ELISA results can backfire
Apr 19, 2018Jennifer Grullon
Not vaccinating broiler breeders for chicken anemia virus (CAV) because ELISA results show detectable antibodies could be asking for trouble, says Guillermo Zavala, DVM, PhD, Avian Health...
... Infectious bronchitis: The ‘eye of the storm’ for chicken health
Jul 19, 2017Jennifer Grullon
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...
