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Article: Anti-inflammatory properties of narrow-band blue light.
- Article from:
- Journal of Drugs in Dermatology
- Article date:
- July 1, 2006
- Author:
CopyrightCOPYRIGHT 2006 Journal of Drugs in Dermatology, Inc. This material is published under license from the publisher through the Gale Group, Farmington Hills, Michigan. All inquiries regarding rights should be directed to the Gale Group. (Hide copyright information)
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Abstract
Background: Narrow-band blue light (420 nm) has demonstrated safety and efficacy in the treatment of acne vulgaris. It works by exhibiting a phototoxic effect on the heme metabolism of Propionibacterium acnes. Previous studies using blue light showed more improvement in inflammatory lesions than in comedones, as well as some improvement on the untreated side. Cytokines have demonstrated a critical role in the development of inflammation. The expression of pro-inflammatory cytokines such as IL-1[alpha] have been shown to result in the expression of vascular and dermal adhesion molecules, the chemoat-traction of inflammatory cells, and the stimulation of ...
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...Recent studies have shown that blue light-specific stomatal opening is reversed by ... closing, most likely due to photo-inhibition. Blue light-specific opening, probed by adding blue light (10 mol m^sup -2^ s^sup -1^) to a ...
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