作者: Holly S. Sellers , Egbert Mundt
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摘要: The present invention includes isolated astroviruses capable of reproducing the full Runting Stunting Syndrome (RSS) disease spectrum in poultry, including a chicken astrovirus from gut chickens (CkAstV-Gut), cell culture CkAstV-p5, and after back passage (CkAstV-p5-Ckp5), infected lines, supernatants, polynucleotide sequences, vectors, polypeptides, compositions, vaccines thereof. also diagnostic methods based on such viruses polypeptides thereof, protecting chickens, against RSS by administration