SUBMICROSCOPIC STRUCTURES IN THE CELLS OF HAMSTER EMBRYONIC  TISSUE TRANSFORMED BY POLYOMA VIRUS IN VITRO.
D002273:Carcinogens; D006224:Cricetinae; D004247:DNA; D004279:DNA, Viral; D004583:Electrons; D004622:Embryo, Mammalian; D004625:Embryo, Nonmammalian; D066298:In Vitro Techniques; D008853:Microscopy; D008854:Microscopy, Electron; D011120:Polyomavirus; D012106:Research; D046509:Tissue Culture Techniques; D014776:Virus Cultivation
D002273:Carcinogens; D004279:DNA, Viral; D004247:DNA
CARCINOGENS; DNA, VIRAL; EMBRYO; EXPERIMENTAL LAB STUDY; HAMSTERS; MICROSCOPY, ELECTRON; POLYOMA VIRUS; TISSUE CULTURE; VIRUS CULTIVATION