Drug Preparations Activity assayed
Oxytocin Adult cockerel Vasodepressor activity
Isolated rat uterus Contractile effect
Rabbits (female) Ejection of milk from mammary duct
Vasopressin Rat blood pressure Vasopressor activity
Growth hormone Hypophysectomized rats Gain in weight Increase in width of epiphysea cartilage
Gonadotrophin Hypophysectomized Increase in testicular
(FSH) male rats weight
Hypophysectomized Increase in weight of female rats ovaries
(L.H.) Immature male rats Enlargement of prostate gland
(FSH and LH) Immature female rats Increase in weight of uterus
Prolacin Cloves of pigeons Increase in weight of crop sac
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