Leydig cell

(redirected from endocrinocytus interstitialis NH3)
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Leydig cell

The testosterone-secreting cell of the testis which is located in clusters in the interstitium between the seminiferous tubules. Leydig cells are large and have centrally located nuclei, eosinophilic cytoplasm and numerous lipid-filled cytoplasmic vacuoles.

Function
Male sexual differentiation, pubertal androgenisation, support for fertility.
 
Physiology 
Secrete testosterone, androstenedione and dehydroepiandrosterone (DHEA) in response to central (pituitary) stimulation by luteinising hormone, which activates cholesterol desmolase.

Leydig cell

(lī′dĭg)
[Franz von Leydig, Ger. anatomist, 1821–1908]
One of the interstitial cells in the testes that produce testosterone.