CHICAGO --- The sex of newborns is dictated by the X and Y chromosomes – girls are XX whereas boys are XY. However, new research from Northwestern University has shown that normal testis formation ...

Chemoresistance of metastatic testicular tumors is thought to be mediated partly by the blood–testis barrier (BTB), which impedes delivery to the testis of certain cytotoxic agents. Little is known, ...

In boys with undescended testis, the risk of developing infertility is traditionally predicted based on a decrease in germ cell count observed using testicular biopsy samples. However, the process of ...