Poly-l-Lactic Acid Alleviates UVB-Induced Photoaging of Dermal Fibroblast (Hs68) and Promotes Collagen Production Through the MAPK/AP-1 Pathway
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Photoaging is a skin damage process resulting from prolonged ultraviolet (UV) exposure. Poly-l-lactic acid (PLLA), as a common injectable filler in skin esthetics and anti-aging, is reported to be capable of promoting the synthesis of collagen. However, the po... ...
