In another study using rabbit Achilles tenocytes, the administration of IGF-1 led to the increased expression of type I collagen gene at 0.1 and 1 ng/mL, followed by a decrease at 10 ng/mL (Rieber et al., 2023)
Longevity: Works best when done regularly as part of skin maintenance
Sureshbabu, A., Muhsin, S
Protein stability and resistance to oxidative stress are determinants of longevity in the longest-living rodent, the naked mole-rat
However, in VETPROOF some secondary endpoints were in favor of enalapril and on average there was a modest delay in the onset of CHF by about four months." (Emphasis added.) Ah, thank goodness for those secondary endpoints
Cortisol directly impairs insulin signaling pathways that overlap with GLP-1 receptor cascades