Spermatogonial cell , spermatogonium ( lat. Spermatogonium ) is a stem cell located in the male sex glands - the testes . Form spermatocytes as a result of meiotic division. [1] Upon maturation, they turn into sperm . The composition of the testes of these cells is only 0.3%.
Appear in the testes of the fetus during embryonic development. However, their reproduction begins only after puberty. [one]