Definition of Sperm stem cell

1. Essential Screening Tests Every Man Needs Slideshow
2. A Visual Guide to Erectile Dysfunction Slideshow Pictures
3. Take the Quiz: The Human Body

Sperm stem cell: A cell that is incapable of fertilizing an egg cell but can give rise to cells that develop into sperm. Sperm stem cells can be grown in laboratory culture, providing a ready source of these cells, as was first demonstrated in mice. Also called a spermatogonial stem cell.