Leydig Cells

**Definition:** Steroid-producing cells in the interstitial tissue of the TESTIS. They are under the regulation of PITUITARY HORMONES; LUTEINIZING HORMONE; or interstitial cell-stimulating hormone. TESTOSTERONE is the major androgen (ANDROGENS) produced.

**Tree numbers:** - A05.360.444.849.513 - A06.300.312.782.513 - A11.382.906 - A11.436.513

**Synonyms:** - Leydig Cell - Interstitial Cells, Testicular - Testicular Interstitial Cells - Testicular Interstitial Cell