Issue 9, 2012

A genetically-encoded photosensitiser demonstrates killing of bacteria by purely endogenous singlet oxygen

Abstract

TagRFP, a fluorescent protein capable of photosensitizing the production of singlet oxygen, was expressed in E. coli. Subsequent exposure to green light induced bacterial cell death in a light-dose dependent manner. It is demonstrated for the first time that intracellular singlet oxygen is sufficient to kill bacteria.

Graphical abstract: A genetically-encoded photosensitiser demonstrates killing of bacteria by purely endogenous singlet oxygen

Supplementary files

Article information

Article type
Communication
Submitted
29 Apr 2012
Accepted
30 May 2012
First published
13 Jun 2012

Photochem. Photobiol. Sci., 2012,11, 1411-1413

A genetically-encoded photosensitiser demonstrates killing of bacteria by purely endogenous singlet oxygen

R. Ruiz-González, J. H. White, M. Agut, S. Nonell and C. Flors, Photochem. Photobiol. Sci., 2012, 11, 1411 DOI: 10.1039/C2PP25126D

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