Research Article
Antiageing Mechanisms of a Standardized Supercritical CO2 Preparation of Black Jack (Bidens pilosa L.) in Human Fibroblasts and Skin Fragments
Figure 3
Effects of BPE-CO2A, retinoic acid, and retinol on the TGF-β1 (a) and FGF (b) levels and EGFr mRNA expression in human fibroblast cultures. The data represent the mean ± SD. , .
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