| 摘要 |
INJECTABLE MALE ANIMAL STERILANT FOR SELECTIVELY CONTROLLING THE FUNCTION OF TESTES An injectable chemical compound capable of producing sterility in male animals having scrotal testes for use in selectively controlling the exocrine function of the testes in the production of sperm and the endocrine function in the production of testosterone. Said injectable chemical compound being a physiologically acceptable astringent, preferably a water soluble zinc compound, a tannin or combinations thereof. Various concentrations of said compound being selectively injected directly into the testes or into the scrotum to suppress spermatogenesis and, optionally, to suppress production of testosterone. |
