5
1.3 AdVAntAges of germICIdAl uV
1.4 hoW does uV-C destroy germs?
2).
2
We highly recom
200
UV-C UV-B
UV SPECTRUM Visible Light Spectrum
UV-A
280 320 400
UV-C causes phochemical
reacons in DNA and RNA
resulng in inacvaon of
microbes and failure to reproduce.
UV-B and UV-A light causes
oxidaon of proteins and lipids
resulng in cell death.
Blue light inhibits bacterical
growth by prompng generaon of
reacve oxygen species, which are
toxic to bacterial cells.