Tumor imaging technique has potential as anti-cancer weapon, mouse study shows. Unlike traditional light therapy — which is limited to the skin and areas accessible with an endoscope — this technique can target and trigger light-sensitive drugs to produce toxic free radicals that kill tumor cells.

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Tumor imaging technique has potential as anti-cancer weapon, mouse study shows. Unlike traditional light therapy — which is limited to the skin and areas accessible with an endoscope — this technique can target and trigger light-sensitive drugs to produce toxic free radicals that kill tumor cells.