title: Effect of agar, calf embryo extract, and polyanions on production of foci of transformed cells by Rous sarcoma virus.
mesh_terms: D000362:Agar; D000818:Animals; D001358:Avian Sarcoma Viruses / Q000187:drug effects / Q000254:growth & development / Q000472:pathogenicity*; D002471:Cell Transformation, Neoplastic; D002642:Chick Embryo; D003470:Culture Media; D046508:Culture Techniques; D003911:Dextrans / Q000494:pharmacology*; D004622:Embryo, Mammalian; D004625:Embryo, Nonmammalian; D011134:Polysaccharides / Q000494:pharmacology*; D013431:Sulfates / Q000494:pharmacology; D014020:Tissue Extracts
chemical_list: D003470:Culture Media; D003911:Dextrans; D011134:Polysaccharides; D013431:Sulfates; D014020:Tissue Extracts; D000362:Agar