Compare the reported molecular weight to the known value for retatrutide (approximately 4113.6 Da)
The primary routes for permeation across the BBBinclude passive diffusion (lipid soluble solutes), ABC transporter efflux, carrier-mediated influx, and receptor-mediated transcytosis (Pandian et al., 2022
Philos Trans R Soc Lond B Biol Sci
Volume 29, Issue 2, April 2014, Pages 249-252
Toxicol Appl Pharmacol
Also, immunohistochemical examination showed sitagliptins ability to impede the overexpression of Bax, which is considered an indicator of cellular apoptosis, and NF-B, which is considered an inflammatory mediator, while on the contrary, sitagliptin upregulated the expression of Nrf-2, enhancing the antioxidant mechanisms of renal tissue