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Effects of LLLT on serum IgE and IL-4 concentrations. (A) Effects of LLLT on serum IgE concentration. (B) IL4 concentration. Normal: Normal control group; Atopy: Only induced atopic dermatitis; Laser2 at 2 J/cm2 (n=10); Laser4 at 4 J/cm2 (n=10); Laser6 at 6 J/cm2 (n=9); and Laser8 at 8 J/cm2 (n=10). *P<0.05, **P<0.01 vs. Atopy; ##P<0.01, ###P<0.001 vs. Normal.
