Cells have long experience of dealing with UVC light.
Cleaver
James E
JE
D000818:Animals; D001272:Atmosphere / Q000737:chemistry; D005075:Biological Evolution; D002477:Cells / Q000166:cytology / Q000378:metabolism* / Q000473:pathology / Q000528:radiation effects*; D004249:DNA Damage / Q000528:radiation effects; D004260:DNA Repair; D006801:Humans; D008829:Microbiology; D010126:Ozone / Q000032:analysis; D014466:Ultraviolet Rays
D010126:Ozone