The testes have two functions: to produce millions of male gametes (sex cells) called sperm to make male sex hormones, which affect the way a man's body develops The scrotum helps maintain the ...

Expression of MRP2 in the BTB was negligible in all cells, except the myoid cell layer of normal testis. Bart et al. suggest that the observed expression patterns indicate optimal protection of ...

Leydig cell tumours (LCT) are rare sex-cord gonadal tumours that account for less than 5% of testicular neoplasms. They are ...

Human biology is not black and white. Although newborns are typically categorized as male or female at birth based on visible ...

Testicular cancer is when unusual cells grow out of control in the tissue of one or both of your testicles. Also called testes, these are the two oval-shaped organs that hang from the base of a ...

Most boys finish puberty within six years. The changes happen because of sex hormones produced by the testes in boys and by the ovaries in girls. Some changes happen in boys and girls, while ...

Fluorescent microscopy images of healthy (left) and Bloom mutant (right) testes. Cell nuclei are shown in blue, a key protein of division in reproductive cells (Sycp3) is shown in yellow.