title: Immunofluorescent studies of group-specific antigen of the avian sarcoma-leukosis viruses.
mesh_terms: D001355:Alpharetrovirus / Q000276:immunology*; D000818:Animals; D000941:Antigens; D002642:Chick Embryo; D046508:Culture Techniques; D005347:Fibroblasts; D005455:Fluorescent Antibody Technique; D008856:Microscopy, Fluorescence
chemical_list: D000941:Antigens