Protective Effect of Fat Extract on UVB-Induced Photoaging In Vitro and In Vivo

Figure 4

Macroscopic observation after UVB irradiation and FE treatment for 4 weeks. (a, b) There were no differences in the appearance of the dorsal skin between the UVB group and FE treatment groups. (c) No FE residue was observed in the dorsal region where injection was performed, but more blood vessels were observed in the FE treatment group than in the UVB group.