glp-1 obesity drug news today october 23 2025 Novo Nordisk's weight-loss pill wins FDA approval glp-1 obesity drug news today

P., Jain, R., Bhanushali, N., & Bhatnagar, V

For example, the RNA sequencing analysis on isolated enteroendocrine cells from obese individuals with or without T2DM revealed decreased expression of the PCSK1 gene in the jejunal epithelium, contributing to the biosynthesis of GLP-1 [32]

PD is another common degenerative disease, and the main pathology is the degeneration and death of dopaminergic (DA) neurons in the substantia nigra of the midbrain, which leads to a significant decrease in DA content in the striatum

Exenatide (Byetta and Bydureon, AstraZeneca), is a synthetic 39-amino acid peptide (first discovered as exendin-4 in the saliva of the gila monster, Heloderma suspectum) (Figure 8) [879]

Ozempic contains semaglutide and works on GLP-1 receptors, while Mounjaro contains tirzepatide and targets both GLP-1 and GIP receptors