ghk-cu clinical trial human wound healing randomized Frontiers GHK-Cu! Love ya my Reta

It remains available as a research compound

GH exerts autocrine/paracrine effects by binding to GHR in the same or a neighboring cell surface and initiating JAK2- and SRC-mediated signaling cascades, which decrease pro-apoptotic molecules (Bax and PPAR) and suppress caspase protein activation (Figure 4A)

However, JAK inhibitors do not work for everyone, and results can vary based on the type of vitiligo, duration of pigment loss, and other individual factors

[DOI] [PMC free article] [PubMed] [Google Scholar] 242.Prkacin I., Separovic J., Aralicia G., Perovic D., Gjurasin M., Lovric-Bencic M., Stancic-Rokotov D., Staresinic M., Anic T., Mikus D., et al