Estrous cycle and DNA synthesis in the mammary gland.
D000818:Animals; D004247:DNA / Q000032:analysis / Q000096:biosynthesis*; D004971:Estrus; D005260:Female; D008321:Mammary Glands, Animal / Q000032:analysis / Q000378:metabolism*; D011247:Pregnancy; D051381:Rats; D013936:Thymidine / Q000378:metabolism; D014316:Tritium
D014316:Tritium; D004247:DNA; D013936:Thymidine