Assays, biomarkers, and phenotypic endpoints Biochemical and transcriptional readouts ERR target-gene panels spanning fatty-acid uptake/-oxidation (Cpt1b, Acadl/Acadm), OXPHOS (Ndufs, Uqcrc, Cox), TCA (Cs, Idh), and mitochondrial biogenesis (Ppargc1a, Tfam) provide proximal pharmacodynamic evidence of receptor engagement
Theres no better evidence now than before the FDA made its announcement that peptides have any of the claimed effects, we don't know what they do, and there are still all the concerns about compounding pharmacies complying with good manufacturing practices that already exist, she says
These free radicals come from everywhere: environmental pollutants, UV radiation, processed foods, and even the natural process of metabolism
The body has a finite number of receptor sites
For maintenance use 1 vial every 10 to 15 days