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Spermatogonium [1]
Germinal epithelium testicle.svg
Germinal epithelium of the testicle. 1 basal lamina, 2 spermatogonia, 3 spermatocyte 1st order, 4 spermatocyte 2nd order, 5 spermatid, 6 mature spermatid, 7 Sertoli cell, 8 tight junction (blood testis barrier)
Histological section through testicular parenchyma of a boar. 1 Lumen of Tubulus seminiferus contortus, 2 spermatids, 3 spermatocytes, 4 spermatogonia, 5 Sertoli cell, 6 Myofibroblasts, 7 Leydig cells, 8 capillaries
MeSH A05.360.490.890.900
Anatomical terminology

A spermatogonium (plural: spermatogonia) is an undifferentiated male germ cell. Spermatogonia undergo spermatogenesis to form mature spermatozoa in the seminiferous tubules of the testis.

There are three subtypes of spermatogonia in humans:

Additional images[edit]


  1. ^ Mahla, R.S. "Spermatogonial Stem Cells (SSCs) in Buffalo (Bubalus bubalis) Testis". PLOS ONE. doi:10.1371/journal.pone.0036020.