Topical photodynamic therapy with 5-amin
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R. Bissonnette; J. Shapiro; H. Zeng; D.I. Mclean; H. Lui
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Article
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2000
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John Wiley and Sons
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English
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## Background: Photodynamic therapy (pdt) is a new modality involving the administration of a photosensitizer, or photosensitizer precursor, followed by its activation with light to generate a therapeutic effect. 5-aminolaevulinic acid (ala) is a photosensitizer precursor that is transformed by cel