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photodynamic |
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photodynamic /pho·to·dy·nam·ic/ (-di-nam´ik) powerful in the light; used particularly for the action exerted by fluorescent substances in the light.
photodynamic activated or made more powerful by light. photodynamic agent a substance that is activated by light to cause damage to tissue. It may be exogenous and absorbed preformed from the environment, or endogenous in that it is formed within the body as an abnormal metabolite, e.g. porphyrins, or as a normal metabolite, e.g. phylloerythrin, and accumulate in tissues because of faulty excretion, e.g. in hepatic disease. photodynamic therapy the use of photodynamic agents in the treatment of disease. Want to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit the webmaster's page for free fun content. |
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