title: The effects of magnesium and manganese on the purine ratio of RNA transcribed in vitro by rat liver nuclei.
mesh_terms: D000227:Adenine Nucleotides / Q000032:analysis; D000818:Animals; D002467:Cell Nucleus / Q000187:drug effects / Q000378:metabolism*; D004247:DNA; D006150:Guanine Nucleotides / Q000032:analysis; D066298:In Vitro Techniques; D008099:Liver / Q000166:cytology; D008274:Magnesium / Q000494:pharmacology*; D008297:Male; D008345:Manganese / Q000494:pharmacology*; D009711:Nucleotides / Q000032:analysis; D009994:Osmolar Concentration; D012313:RNA / Q000032:analysis / Q000096:biosynthesis*; D012316:RNA Nucleotidyltransferases / Q000378:metabolism; D051381:Rats
chemical_list: D000227:Adenine Nucleotides; D006150:Guanine Nucleotides; D009711:Nucleotides; D008345:Manganese; D012313:RNA; D004247:DNA; D012316:RNA Nucleotidyltransferases; D008274:Magnesium