sentence: Of note , this effect is more effective than that elicited by In1-40 peptide ( p = 0.0079 at 72 h ) or by AG itself ( p = 0.0025 at 72 h ) , which modestly increased GH-oma cell viability , consistent with a previous study in rat pituitary somatotrope cell lines indicating that AG can stimulate cell proliferation40 .