The prostate is a small gland that wraps around the urethra, at the base of the urinary bladder. It produces semen, the fluid vehicle of spermatozoa. A biopsy of the prostate is a procedure in which a ...

Semen could be considered a liquid biopsy of the organs of male reproductive system—specifically, of the prostate gland. This is convenient. Semen is, potentially, a source of prostate ...