... expression in endothelial cells is enhanced by vanadate, a proteintyrosine kinase inhibitor, but reduced by genistein, a tyro-sine kinase inhibitor (unpublished data).Cytotoxicity toward neutrophils ... that increased oxida-tive stress induces FasL expression by T-lymphocytes [8],microglial cells [9], and intestinal epithelial cells [10],suggesting that oxidative stress is involved in the FasL-mediated ... injury by enhancing leukocyte adhesion tothe endothelium. In this sense, the endothelial FasL expression in response to oxidative stress demonstrated in this study may play a critical role in...