Harmless Effects of 222 nm Far-UVC Radiation on Mouse Skin and Eyes

In this issue, Yamano et al. provide further evidence that germicidal 222‐nm far UV light has no immediate and delayed harmful effects on the skin and ocular tissue of rats. The safety of 222‐nm krypton–chlorine excimer lamps, highlighted in the commentary article, has already received relevant applications in the treatment of surgical site infections and in the control of airborne and foodborne pathogens.

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