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Effects of Photoperiod and Subcutaneous Melatonin Implants on the Reproductive Status of Adult White-footed Mice（Peromyscus leucopus）
implant melatonin photoperiod white-footed mouse Peromyscus leucopus testosterone
2009/2/19
The reproductive consequences of photoperiod and melatonin administration were compared in adult white-footed mice (Peromyscus leucopus). Animals were exposed either to a long photoperiod (16 hours ...
Spermatic granulomata are experimentally induced in epididymides of mice receiving high-dose testosterone implants. I. A light-microscopical study
Spermatic granulomata high-dose testosterone
2009/2/18
It is known that a spermatic granuloma is induced by the inflammatory reaction following leakage of spermatozoa outside the germ cell ducts and is the main clinical complication of vasectomy. In t...
Effect of 5alpha-dihydrotestosterone implants on the fertility of male rats treated with tamoxifen
5alpha-dihydrotestosterone implants fertility male rats tamoxifen
2008/12/25
In adult male rats, tamoxifen (TAM) reduces circulating levels of luteinizing hormone (LH) and testosterone (T) with no effect on follicle-stimulating hormone (FSH) and prolactin (PRL). It reduces t...
Male Hormonal Contraception: Suppression of Spermatogenesis by Injectable Testosterone Undecanoate Alone or With Levonorgestrel Implants in Chinese Men
Androgens contraceptive progestins family planning
2008/12/22
Monthly injections of testosterone undecanoate (TU) act as a male contraceptive by reversibly suppressing spermatogenesis to azoospermia or severe oligoazoospermia in 95% of Chinese men. In 5% of ...