Reproductive and lactational performance of rats bred at different ages.
D000367:Age Factors; D000818:Animals; D000831:Animals, Newborn; D001835:Body Weight; D004247:DNA / Q000378:metabolism; D005260:Female; D005298:Fertility; D007774:Lactation; D008321:Mammary Glands, Animal / Q000378:metabolism; D009929:Organ Size; D011247:Pregnancy; D012313:RNA / Q000378:metabolism; D051381:Rats
D012313:RNA; D004247:DNA