Vassart, G.

receptor fsh receptor mrna sertoli cells sertoli effect binding expression dbcamp experiment control level mechanism down-regulation result value plasma membrane decrease presence membrane fsh binding transcriptional run-on experiments transcription 0.5 mm dbcamp regulation rat sertoli cells 0.2 mm mix activity fsh receptor gene endocrinol hormone i-fsh protein u.s.a post-transcriptional mechanism incubation method van der molen phosphodiesterase activity down-regulatory effect time points phosphodiesterase inhibitor methyl-isobutylxanthine reichert netherland fsh acts addition 2 min phosphodiesterase post-transcriptional tb 7.4 /v bsa study culture combination fsh receptor number 1. values 4 times initiation transcriptional amount conti segaloff hybridization plasma themmen grootegoed cycloheximide jaillard camp production concentration tubule fragments /dnase endocrinology inhibitor fsh receptor science 0.5 sprengel stimulation intracellular control values