membrane-associated reaction products , indicative of adenylate cyclase activity , are localized by a complete cytochemical medium ( containing 10 mm naf ) at the level of the basal compartment of the seminiferous epithelium , on the basal surface of sertoli cells , and on adjacent plasma membranes of sertoli cells and spermatogonial cells .
C0007603
plasma membranes
C0007634
cells