GLP-1 Rs are abundantly expressed on stomach-innervating vagal afferent neurons which are critical for detecting gastrointestinal stretch and transmitting this information to the nucleus tractus solitarius (NTS
10.1038/s41598-017-06712-z 50 MaG.LiuY.WangY.WenZ.LiX.ZhaiH.et al (2020)
Ozempic face describes facial hollowing, looser skin, and deeper folds that can follow substantial weight loss on Ozempic or another GLP-1 medication
323,324,325 Specifically, activation of GLP-1R leads to an increase in cAMP levels, which in turn activates PKA, a widely regulating enzyme of cellular functions, capable of phosphorylating a variety of target proteins, thereby initiating the PKA/CREB signaling pathway
In this regard, GLP-1 treatment leads to decreased expression of macrophagespecific markers for M1 (inducible NOS (iNOS), IL6 and TNF) and enhances expression level of M2-marker genes, including arginine1, macrophage galectin-1 (MGL-1), IL10, as well as mannose receptor-1 (MRC-1)