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ghk-cu clinical study skin anti-aging randomized double blind Matrixyl vs GHK-Cu: Best Essential Guide 2026 Shingles and vitamin B12
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Yan Y, Yin Y, Feng X, et al. Homocysteine aggravates DNA damage by impairing the FA/Brca1 Pathway in NE4C murine neural stem cells. Int J Med Sci. 2020;17(16):2477-2486. Published 2020 Sep 9. doi:10.7150/ijms.49246
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[DOI] [PubMed] [Google Scholar] 193.Sikiric P., Seiwerth S., Rucman R., Kolenc D., Vuletic L.B., Drmic D., Grgic T., Strbe S., Zukanovic G., Crvenkovic D., et al
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