title: A factor from calf thymus stimulating DNA-dependent RNA polymerase isolated from this tissue.
mesh_terms: D000818:Animals; D002247:Carbon Isotopes; D002417:Cattle; D002499:Centrifugation, Density Gradient; D055598:Chemical Phenomena; D002621:Chemistry; D004247:DNA; D004789:Enzyme Activation; D007700:Kinetics; D009691:Nucleic Acid Denaturation; D010447:Peptide Hydrolases; D011506:Proteins; D012316:RNA Nucleotidyltransferases / Q000302:isolation & purification; D013698:Templates, Genetic; D013950:Thymus Gland / Q000201:enzymology*; D014357:Trypsin; D014461:Ultracentrifugation; D014500:Uracil Nucleotides
chemical_list: D002247:Carbon Isotopes; D011506:Proteins; D014500:Uracil Nucleotides; D004247:DNA; D012316:RNA Nucleotidyltransferases; D010447:Peptide Hydrolases; D014357:Trypsin