Postnatal injections of a single dose of testosterone propionate or estradiol benzoate to
newborn female hamsters produce a precocious vaginal opening at 5 days of age. Vaginal …

The administration of testosterone propionate or oestradiol benzoate on the 5th day of life
failed to provoke vaginal opening in rats which had received a single dose of testosterone …

Discussion The administration of a single dose of testosterone propionate or estradiol
benzoate within the first 24 h of life as well as during the 5th day provokes similar responses …

Newborn female BALB/cCrgl mice receiving 5 μg of testosterone or 0.01 μg of
diethylstilbestrol daily for the first 5 days of life were examined at various times after …

(Donovan and van der Werff ten Bosch [1956]). Butenandt and Kudzus [1935], observed that
rats aproxi-mately 20 days old showed precocious vaginal opening if treated with …

Conclusions Testosterone stimulates directly the growth of the uterus and the vaginal
epithelium of the immature rat. There is a qualitative difference only in the uterine response …

The material for this investigation comprises 46 female rat embryos given various hormone
treatments. the embryos have been sectioned serially and stained with a combined …

TESTOSTERONE propionate, injected subcutaneoiisly into pregnant rats, results in a high%
of fetal death. Sexual differentiation of♀♀, on the 20th day post-coitum, is modified by …

TESTOSTERONE administration during mid-pregnancy caused in♀♀ the persistence of
Wolifian ducts and the differentiation of♀ accessory gland. Postnatal treatment of these♀♀ …

TESTOSTERONE propionate was injected subcutaneously into pregnant or newborn♀♀.
The urogenital organs are described. Injections on the 9th day of pregnancy resulted in …