Description
EquolisasoyisoflavoneandphytoestrogenusedinveterinarymedicinethatactsasanagoNISTatestrogenreceptors.Equolisthemajormetaboliteofdaidzeinandexhibitsanti-aging,antioxidative,estrogenic,anti-inflammatory,andchemopreventiveactivities.Invitro,equolincreasesexpressionofextracellularmatrixproteinscollagenandelastinaswellasnervegrowthfactor(NGF)anddecreasesexpressionofaginggenesandpro-inflammatorycytokinessuchasmatrixmetalloproteinases1,3,and9(MMP1/3/9),COX-1,IL-6,andIL-1α.Infibroblasts,equolinhibitedROSgenerationandoxidativestress.Inanimalmodels,equolincreasesactivityofcatalase,superoxidedismutase(SOD),glutathioneperoxidase,andglutathionereductase.Additionally,equolinhibitsTNF-αproduction,NF-κBactivation,andIκBkinasedegradationinmacrophages.Thiscompoundincreasesactivationofp53,caspase3,andpoly(ADP)-ribosepolymerase(PARP),increasesexpressionofp21andBax,anddecreasesexpressionofBcl-2,resultinginapoptosisandinhibitionoftumorformationinanimalmodels.