title: Treatment of mammalian ova for the demonstration of nucleoprotein structures.
mesh_terms: D000818:Animals; D004247:DNA / Q000378:metabolism*; D005260:Female; D006651:Histocytochemistry; D010063:Ovum / Q000378:metabolism* / Q000648:ultrastructure; D012313:RNA / Q000378:metabolism*; D051381:Rats; D013194:Staining and Labeling / Q000379:methods*
chemical_list: D012313:RNA; D004247:DNA