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Photomedicine

Antioxidant carrier photosensitizer inactivates bacteria

Published in TB and Outbreaks Week, April 8th, 2003

Bar Ilan University researchers reported on antioxidant carrier sensitizers-3 (ACS-3) that they said could be used as a specific photosensitization agent for photoinactivation of Gram-negative bacteria.

In their experiment, H. Ashkenazi and colleagues photodynamically treated "the gram-negative bacteria Escherichia coli B and Acinetobacter baumannii and the gram-positive bacterium Staphylococcus aureus ... using two newly devised and synthesized antioxidant carrier photosensitizers (antioxidant carrier sensitizers-2 [ACS-2] and antioxidant carrier sensitizers-3 [ACS-3]), which are butyl hydroxy toluene and propyl gallate substituted...

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