Verhoeven, G.

peritubular peritubular myoid cells inhibin activin myoid sertoli sertoli cells culture expression secretion activin-a effect medium library erasmus mc receptor testicular method sertoli cell function protein factor subunit leydig peritubular cells pa-subunit culture medium inhibin pa-subunit mrna leydig cells cell lines transferrin function production endocrinology endocrinol result paracrine serum immunoreactive peritubular cell lines bioassay media immunoreactive inhibin 2 days androgen rat sertoli cells teste sigma stromal erasmu activity 3 days prostate december isolation a-subunit presence control values preparation method 1 antiserum skinner fsh-stimulated aromatase activity animal control testicular peritubular cells peritubular cells endo secrete voll 35. 1994 20- kda protein downloaded library animal cap bioassay fragment assay activin receptors calf serum value verhoeven bioactivity testicular cells pa-subunit mrna