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VetMed Resource

Veterinary information to support practice, based on evidence and continuing education

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Abstract

Progesterone (P) levels were determined by radioimmunoassay in milk samples collected 20 days after AI from 333 cows. 254 samples contained >11 ng/ml P (all pregnant cows), 52 contained <2 ng/ml (all non-pregnant), and 27 contained 2-11 ng/ml (13 pregnant plus 14 non-pregnant cows). P levels...

Author(s)
Hoffmann, B.; Gunzler, O.; Hamburger, R.; Schmidt, W.
Citation
British Veterinary Journal, 1976, 132, 5, pp 469-476
Abstract

The progesterone content of milk and of peripheral blood samples from the same cows during two oestrus cycles and in early pregnancy were estimated by a radioimmunoassay, shown in preliminary studies to be highly specific and reproducible. Comparable profiles were shown by the curves for milk and...

Author(s)
Hoffmann, B.; Hamburger, R.
Citation
Zuchthygiene, 1973, 8, No.4, pp 154-162