title: Poly (rA) tracts of tumor virus 70S RNA are not transcribed in endogenous or reconstituted reactions of viral reverse transcriptase.
mesh_terms: D000225:Adenine / Q000378:metabolism*; D000818:Animals; D001354:Avian Leukosis Virus / Q000201:enzymology*; D002499:Centrifugation, Density Gradient; D002645:Chickens; D002848:Chromatography, DEAE-Cellulose; D004254:DNA Nucleotidyltransferases / Q000302:isolation & purification; D004273:DNA, Neoplasm / Q000032:analysis; D004279:DNA, Viral / Q000032:analysis; D009693:Nucleic Acid Hybridization; D011119:Polynucleotides / Q000378:metabolism*; D012334:RNA, Neoplasm / Q000096:biosynthesis*; D012367:RNA, Viral / Q000096:biosynthesis*; D012194:RNA-Directed DNA Polymerase / Q000378:metabolism*; D013936:Thymidine / Q000378:metabolism; D014158:Transcription, Genetic; D014316:Tritium
chemical_list: D004273:DNA, Neoplasm; D004279:DNA, Viral; D011119:Polynucleotides; D012334:RNA, Neoplasm; D012367:RNA, Viral; D014316:Tritium; D004254:DNA Nucleotidyltransferases; D012194:RNA-Directed DNA Polymerase; D000225:Adenine; D013936:Thymidine