RESEARCHES STUDY THE COMBINATION EFFECT OF : • GHRH-analog peptide how it stimulates pituitary somatotrophs to release GH. • HOW it augment endogenous GH rhythm rather than directly replace GH. • how it works as Selective agonist at the growth-hormone secretagogue/ghrelin receptor. • how It promotes GH release from the pituitary with less off-target endocrine stimulation than some earlier secretagogues. for research use only