title: Isolation of enzymatically active nuclei from epithelial cells of the trachea.
mesh_terms: D000818:Animals; D002467:Cell Nucleus / Q000201:enzymology*; D002501:Centrifugation, Zonal; D006224:Cricetinae; D004247:DNA / Q000032:analysis; D003609:Dactinomycin / Q000494:pharmacology; D004492:Edetic Acid; D004847:Epithelial Cells; D004848:Epithelium / Q000201:enzymology*; D008297:Male; D008854:Microscopy, Electron; D012313:RNA / Q000032:analysis; D012316:RNA Nucleotidyltransferases / Q000378:metabolism*; D012260:Ribonucleases / Q000378:metabolism*; D014132:Trachea / Q000166:cytology / Q000201:enzymology*
chemical_list: D003609:Dactinomycin; D012313:RNA; D004247:DNA; D004492:Edetic Acid; D012316:RNA Nucleotidyltransferases; D012260:Ribonucleases