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A cell produced at an early stage in the formation of spermatozoa, formed in the wall of a seminiferous tubule and giving rise by mitosis to spermatocytes.
- ‘A primary spermatogonium surrounded by a pair of cyst cells undergoes four mitotic divisions, forming a cyst of 16 primary spermatocytes.’
- ‘The primitive germinal cells are the spermatogonia, which lie peripherally in the tubule wall, outside the barrier of Sertoli cell junctions.’
- ‘Males are consequently exposed to new antigens when spermatogonia mature, and the immune activity involved in the male reproductive system may lead to autoimmunity.’
- ‘In severely degenerated tubules, only spermatogonia and Sertoli cells were observed, and pachytene spermatocytes sloughing into the lumen were observed.’
- ‘In the testis, these cells are termed the spermatogonia.’
Late 19th century: from sperm + modern Latin gonium (from Greek gonos offspring, seed).
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