title: Purification of an inhibitor of DNA synthesis in mammary cells.
mesh_terms: D000818:Animals; D000963:Antimetabolites; D002417:Cattle; D002850:Chromatography, Gel; D004247:DNA / Q000037:antagonists & inhibitors*; D004591:Electrophoresis, Polyacrylamide Gel; D005260:Female; D008321:Mammary Glands, Animal / Q000032:analysis* / Q000166:cytology; D014020:Tissue Extracts / Q000494:pharmacology*
chemical_list: D000963:Antimetabolites; D014020:Tissue Extracts; D004247:DNA