Release of growth hormone from purified somatotrophs: use of high K+ and the ionophore A23187 to elucidate interrelations among Ca++, adenosine 3',5'-monophosphate, and somatostatin.

Release of growth hormone from purified somatotrophs: use of high K+ and the ionophore A23187 to elucidate interrelations among Ca++, adenosine 3',5'-monophosphate, and somatostatin.