NewslettersDermal Cell News Effects of Schumann Resonance on the Proliferation and Migration of Normal Human Epidermal Keratinocytes and the Expression of DEFB1 and SIRT1 By Bob - September 18, 2023 0 104 Investigators applied 7.8-Hz electromagnetic waves to normal human epidermal keratinocytes and investigated its effects on cell proliferation and migration, β-defensin (DEFB1) and sirtuin 1 (SIRT1) expression. [Journal of Cosmetic Dermatology] Full Article