4、35casesofrenalcellcarcinomatissuesand26casesofnormalrenaltissues. Result TheexpressionrateofFas/APO-1proteininrenalcellcarcinomatissueswas57.14%,significantlylowerthanthatinnormalrenaltissues(84.62%)(P<0.05),andtheintensityofexpressionwasalsolower.Theexpressio