dr robert keller glutathione Smad4/DPC4-mediated tumor suppression through suppression of angiogenesis Robert Keller | Sports Medicine

Ghk-cu copper peptide serum Key Benefits: Deep Anti-Aging Repair Visibly reduces stubborn wrinkles like crow's feet and nasolabial folds. Brightens & Evens Skin Tone Neutralizes free radicals and fades dark spots for a radiant glow. Long-Lasting Hydration Lock Forms a moisture barrier to prevent dehydration and flakiness. Gentle Skin Refining Minimizes pores and smoothens texture, safe for the delicate eye area. Universal for All Skin Types Alcohol-free, non-irritating, and fast-absorbing for daily use

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The molecule responsible turned out to be GHK-Cu

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To independently validate the results, the expression levels of GSTT2, GSTM1 and GSTA1/2/5 were analyzed by Western blotting