title: RNA polymerade activity in various classes of nuclei from different regions of rat brain during postnatal development.
mesh_terms: D000375:Aging; D000818:Animals; D001921:Brain / Q000201:enzymology* / Q000254:growth & development; D001933:Brain Stem / Q000201:enzymology; D002467:Cell Nucleus / Q000201:enzymology*; D002501:Centrifugation, Zonal; D002531:Cerebellum / Q000201:enzymology; D012321:DNA-Directed RNA Polymerases / Q000378:metabolism*; D004789:Enzyme Activation / Q000187:drug effects; D008274:Magnesium / Q000494:pharmacology; D008345:Manganese / Q000494:pharmacology; D009928:Organ Specificity; D051381:Rats
chemical_list: D008345:Manganese; D012321:DNA-Directed RNA Polymerases; D008274:Magnesium