Definition of "phototoxicity" []

• Any adverse effect due to exposure to light, especially such effects on the skin (noun)

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• "Furthermore, there are other limitations in fluorescence microscopy, such as phototoxicity and imaging setup complexity."
• "Moreover unlike small organic fluorescent molecules, GFP evolved over the eons to have relatively low phototoxicity."
• "The rise of two-photon imaging has allowed the study of the live brain tissues in situ over periods of days to months with little or none of the phototoxicity effects that limited previous methods."