“Epinephrine, norepinephrine, phenylephrine, clonidine , B-HT933, and B-HT920 caused a significant and dose-related increase of the ACTH concentration in the serum.”
“In rats with complete deafferentation of the medial basal hypothalamus (MBH), ACTH secretion induced by epinephrine, norepinephrine, and clonidine was significantly blocked, as compared with intact rats.”