Article
Replication-competent endogenous avian leukosis virus in commercial lines of meat chickens.
Avian diseases - 1 Jan 2000
Ignjatovic J
Abstract excerpt
Group-specific (gs)-antigen-positive egg albumen in seven commercial lines of meat chickens was found to result from the presence of endogenous avian leukosis virus (ALV); these lines had resisted selection attempts to reduce the shedding rate. In two meat lines, exogenous as well as endogenous ALV contributed to the gs-antigen shedding. All hens that produced gs-antigen-positive albumen transmitted endogenous...
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