title: VIRUS DEFECTIVENESS AND CELL TRANSFORMATION IN THE ROUS SARCOMA.
mesh_terms: D000818:Animals; D001354:Avian Leukosis Virus; D001358:Avian Sarcoma Viruses; D002463:Cell Membrane Permeability; D002471:Cell Transformation, Neoplastic; D003673:Defective Viruses; D052736:Rous sarcoma virus; D001357:Sarcoma, Avian
keywords: AVIAN LEUKOSIS VIRUS; CELL MEMBRANE PERMEABILITY; ROUS SARCOMA VIRUS