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In the male, the principal sex hormones are the androgens, of which testosterone is the most important. The androgens are steroid hormones produced mainly by the Leydig cells(interstitial cells located near the seminiferous tubules) of the Testes.
Seminiferous Tubules. i. Each lobule contains one to four highly coiled tubules that course posteriorly and unite to form a complex network of channels called the rete testis ii.ined with a specialized stratified epithelium that includes the spermatogenic cells that give rise to sperm cells seminiferous tubules that produce and secrete male sex hormones iii. Interstitial cells (cells of Leydig)- specialized cells in the space between.