title: Endogenous RNA-directed DNA polymerase activity in virions of RNA tumor viruses and in a fraction from normal chicken cells.
mesh_terms: D001355:Alpharetrovirus / Q000201:enzymology*; D000818:Animals; D001354:Avian Leukosis Virus / Q000201:enzymology; D002413:Cations, Divalent; D002414:Cations, Monovalent; D002471:Cell Transformation, Neoplastic; D002499:Centrifugation, Density Gradient; D002642:Chick Embryo / Q000201:enzymology*; D002645:Chickens; D005069:Evaluation Studies as Topic; D006863:Hydrogen-Ion Concentration; D007700:Kinetics; D009052:Leukemia Virus, Murine / Q000201:enzymology; D008722:Methods; D012328:RNA Viruses / Q000201:enzymology*; D012194:RNA-Directed DNA Polymerase / Q000302:isolation & purification / Q000378:metabolism*; D013045:Species Specificity; D013696:Temperature; D013942:Thymine Nucleotides; D014316:Tritium
chemical_list: D002413:Cations, Divalent; D002414:Cations, Monovalent; D013942:Thymine Nucleotides; D014316:Tritium; D012194:RNA-Directed DNA Polymerase