Inhibitory effect of Astragalus membranaceus root on matrix metalloproteinase-1 collagenase expression and procollagen destruction in ultraviolet B-irradiated human dermal fibroblasts by suppressing nuclear factor kappa-B activity.

Abstract

OBJECTIVES The root of Astragalus membranaceus, regarded as a tonic in traditional Korean medicine, has been prescribed for long periods to treat chronic illness by boosting the immune system. Ultraviolet (UV) irradiation causes damage to skin connective tissue by degrading collagen, which is a major structural component of the extracellular matrix. Such… (More)
DOI: 10.1111/j.2042-7158.2012.01570.x

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