THE DUAL ORIGIN OF NONINFECTIVE ROUS SARCOMAS.
D000818:Animals; D000917:Antibody Formation; D001358:Avian Sarcoma Viruses; D008460:Meat; D009369:Neoplasms / Q000276:immunology*; D011200:Poultry; D012106:Research; D012107:Research Design; D052736:Rous sarcoma virus; D001357:Sarcoma, Avian; D046509:Tissue Culture Techniques
ANTIBODY FORMATION; EXPERIMENTAL LAB STUDY; NEOPLASM IMMUNOLOGY; POULTRY; ROUS SARCOMA; ROUS SARCOMA VIRUS; TISSUE CULTURE