Photodynamic diagnostic agent and photobleaching inhibitor
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United States of America Patent
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Dec 13, 2016
Grant Date -
Oct 22, 2015
app pub date -
Jan 22, 2013
filing date -
Jan 26, 2012
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Abstract
The objects of the present invention are to inhibit photobleaching of porphyrins as well as to provide a superior photodynamic diagnostic agent and a photodynamic diagnostic method employing the photobleaching inhibitor for porphyrins. The present invention provides a photodynamic diagnostic agent containing a precursor of porphyrins and a gallic acid. The present invention also provides a photobleaching inhibitor for porphyrins containing a gallic acid.
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