This hormone's release is triggered when it's secretagogue GPCR binds to (*) ghrelin.
It's not epinephrine, but the increased release of this hormone is tested for in the clonidine test. Placental lactogen is a fetal analogue of this hormone. Insensitivity to this hormone results in Laron syndrome. This hormone's release is triggered when it's secretagogue GPCR binds to (*) ghrelin. This hormone stimulates the production of IGF-1 in the liver, and its release is inhibited by somatostatin. Peak-release of this hormone occurs roughly one hour after the start of non-REM sleep. Excessive amounts of this hormone lead to acromegaly, and insufficient amounts of this hormone result in dwarfism. For 10 points, name this pituitary hormone also known for its use as a performance-enhancing drug.
It's not epinephrine, but the increased release of this hormone is tested for in the clonidine test.
human growth hormone [or HGH or somatropin or somatotropin] 