Word: colostrum
(lookup in dictionary)
(lookup stats)
Dates: during 1940-1949
Sort By: most recent first
(reverse)
...colostrum test is valid as early as two weeks after conception. This trigger-quickness is bested only by the ten-day interval of the Friedman rabbit test...
...test works a good deal like skin-testing for allergy. The test material is colostrum-a thin, watery fluid secreted in the breasts of gravid women. From them colostrum is extracted, mixed with sterile salt solution and a preservative chemical, stored under refrigeration to await use. To make a Falls test, a small amount of the colostrum preparation is injected into a woman's forearm. If she is not pregnant, a reddish weal will appear. If she is pregnant she will not react. Theory is that pregnant women, secreting colostrum of their own, are immune to injections...