title: V-15B, an allele of chickens for the production of a noninfectious avian leukosis virus.
mesh_terms: D000483:Alleles; D000818:Animals; D001354:Avian Leukosis Virus / Q000235:genetics* / Q000254:growth & development; D002478:Cells, Cultured; D002645:Chickens / Q000235:genetics*; D003433:Crosses, Genetic; D005796:Genes; D005799:Genes, Dominant; D005814:Genes, Viral; D012194:RNA-Directed DNA Polymerase / Q000032:analysis
chemical_list: D012194:RNA-Directed DNA Polymerase