title: The nucleolar organizer of Plethodon cinereus cinereus (Green). I. Location of the nucleolar organizer by in situ nucleic acid hybridization.
mesh_terms: D000818:Animals; D001345:Autoradiography; D002466:Cell Nucleolus; D002875:Chromosomes; D004247:DNA; D005260:Female; D005796:Genes; D006824:Hybridization, Genetic; D008297:Male; D010063:Ovum / Q000166:cytology; D012335:RNA, Ribosomal; D013094:Spermatozoa / Q000166:cytology; D014316:Tritium; D014562:Caudata; D014981:Xenopus
chemical_list: D012335:RNA, Ribosomal; D014316:Tritium; D004247:DNA