The pathogenicity and prophylaxy of infectious bronchitis serotype CR88 in chickens

Layer farms may regularly detect the presence of the CR88 serotype of the infectious bronchitis virus. What is the pathotype of this virus and what is the level of protection provided by conventional Massachusetts vaccination?

This article can also be found at World Poultry Volume 19 number 4. To view the article online simply click on the link below.

Keywords: health, viral diseases, avian flu, bird flu, influenza