单词	colostrum
释义	colostrum /kəˈlɒstrəm / noun [mass noun] The first secretion from the mammary glands after giving birth, rich in antibodies.Antibodies acquired through colostrum at birth are critical to the newborn's health, but only last three to six months and while present can block the immune response to a vaccine.... Similar proportions of mothers in both groups began breast feeding within 12 hours of birth and reported feeding colostrum. As the first milk that comes from a cow's udder, colostrum is rich in growth factors, antibodies and high-quality protein, making it a potentially valuable supplement for bodybuilders. Origin Late 16th century: from Latin.
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