Topical Serums and Foams Pharmaceutical-grade GHK-Cu serums are applied directly to the scalp, usually once or twice daily
Long-term safety beyond 6 weeks remains completely unknown in humans
Serious adverse effects appear rare but remain possible until more comprehensive long-term studies are completed
Subsequently, samples were blocked and permeabilized with 5% bovine serum albumin (Solarbio) and 0.25% Triton X-100 (Beyotime) for 1.5 h and then incubated overnight at 4 with primary antibodies: Nestin (R&D systems, MAB2736), SOX2 (Abcam, ab93689), Tuj-1 (Abcam, ab18207), GFAP (Cell Signaling Technology, 3670), Olig2 (R&D systems, AF2418) and GPX4 (Abcam, ab125066)
65756 Keratoplasty (corneal transplant), including removal of corneal tissue