1. A method for separating sperm cells containing X chromosome and sperm cells containing chromosome, which is characterized by (a) the steps of collecting male sperm cells from a mammal; (b) determining the differential characteristics of such sperm cells; (c) According to this sex difference,...
Although testosterone is the principal sex steroid produced by the testis, estrogen is known to be produced by both Leydig and Sertoli cells during different developmental periods. Additionally. evidence is unfolding to suggest that germ cells might also participate in the synthesis of estrogen within...
Janulis L, Bahr JM, Hess RA, Janssen S, Osawa Y & Bunick D 1998 Rat testicular germ cells and epididymal sperm contain active P450 aromatase. Journal of Andrology 19 65-71.Janulis L, Bahr JM, Hess RA, Janssen S, Osawa Y, Bunick D. Rat testicular germ cells and epididymal sperm ...