ABSTRACT The plasma level of progesterone in 30 clinically normal women on the estimated 5th to 7th day after ovulation, determined by combined paperand gas-chromatography, was 1.39 μg/100 ml ± 0.14 S. E. The response of eight women to a si…
Summary. When pregnant rats are given a single subcutaneous injection of ergocornine methanesulphonate on the 4th day of gestation, physiological indications of changes in the ovary are manifold. Activities of a number of histochemically de…
Summary. Impregnated rats were given a subcutaneous injection of ergocornine methanesulphonate between 0·15 and 0·5 mg/rat on the 4th day of gestation. The earliest response studied was the appearance of the oestrous vaginal smear, 2 to 3 d…
A single subcutaneous injection of ergotoxine ethanesulphonate into the rat terminates both pseudopregnancy and early pregnancy (Shelesnyak, 1955) and suppresses development of decidual tissue (Shelesnyak, 1954 a). The terminating action of…