| Literature DB >> 808336 |
J F Beckers, P Ballman, F Ectors, J Derivaux, M Herlant.
Abstract
Radioimmunoassay determination of plasma progesterone in the cow without chromatographic purification was developed. The level ranged from 0.6 ng/ml during estrus to 6.4 ng/ml during the luteal phase. The progesterone level declined rapidly 48 to 72 h before estrus beginning.Entities:
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Year: 1975 PMID： 808336
Source DB: PubMed Journal: C R Acad Hebd Seances Acad Sci D