Replication of Marek's disease virus in chicken feather tips containing vaccinal turkey herpesvirus DNA.

The presence of herpesvirus of turkeys (HVT) DNA in the feather tips of chickens vaccinated with HVT was assessed by dot blot hybridisation with a probe specific for HVT and lacking homology to MDV DNA. Only small amounts of HVT DNA were detected in the feather tips of chickens that were vaccinated or left in contact with HVT vaccinated chickens. However… CONTINUE READING