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Keywords = galloyl–RGD

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11 pages, 3101 KiB  
Article
Galloyl–RGD, Derived from a Fusion of Phytochemicals and RGD Peptides, Regulates Photoaging via the MAPK/AP-1 Mechanism in Human Dermal Fibroblasts
by Seo Yeon Shin, Nu Ri Song, Mee Hyun Lee and Kyung Mok Park
Cosmetics 2024, 11(5), 171; https://doi.org/10.3390/cosmetics11050171 - 1 Oct 2024
Viewed by 1773
Abstract
Galloyl–RGD is a novel compound that combines gallic acid with RGD peptides (arginine, glycine, and asparaginic acid) to overcome the problems associated with gallic acid, such as instability at high temperatures and low solubility. In this study, we investigated the effects and molecular [...] Read more.
Galloyl–RGD is a novel compound that combines gallic acid with RGD peptides (arginine, glycine, and asparaginic acid) to overcome the problems associated with gallic acid, such as instability at high temperatures and low solubility. In this study, we investigated the effects and molecular mechanisms of action of galloyl–RGD on UVB-induced skin photoaging in human dermal fibroblasts-neonatal (HDF-n). Galloyl–RGD increased collagen synthesis by inhibiting UVB-induced MMP-1 via inhibiting extracellular signal-regulated kinase and Jun N-terminal kinase and their downstream mitogen-activated protein kinase signaling, which are known to be representative photoaging mechanisms. The results of this study will be helpful for understanding the anti-photoaging effect and mechanism of galloyl–RGD and its future applications in the cosmetic and pharmaceutical industries. Full article
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