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单词 photoprotection
释义 photoproˈtection Biol.
[f. photo- 1 + protection.]
The process whereby illumination of living matter with visible light can protect it from being harmed by subsequent ultraviolet irradiation.
1958J. Jagger in Bacteriol. Rev. XXII. 100/1 ‘Post-UV-photoprevention’ would describe completely what is here called photoreactivation. In addition, this term would distinguish the present effect from photoprotection (‘pre-UV-photoprevention’).1962Photochem. & Photobiol. I. 256 Photoprotection is found to require, at an ultraviolet survival level of 2 per cent, about three times as much radiation energy as photoreactivation.1975Nature 17 Apr. 628/1 We..conclude that photoprotection does not contribute to the increased survival of HSV in Jay Tim cells treated with photoreactivating light.
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