Research Article
Effect of 660 nm Light-Emitting Diode on the Wound Healing in Fibroblast-Like Cell Lines
Figure 7
Images of scratch assays of L929 fibroblasts (a). Graph of L929 cell migration rate (b). Arrows indicate the starting position of the cell migration. Scratched cells were exposed to 660 nm LED light with an intensity of 5.5 mW/cm2 for 5, 10, and 20 min.
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