... hemorrhage with amyloidosis-Dutch;DMEM, Dulbecco’s modified Eagle’s medium; MTS,[3-(4,5-dimethylthiazol-2-yl)-5-(3-carboxymethoxyphenyl)-2(4-sulfophenyl)-2H-tetrazolium].(Received 4 February 2002, revised ... of reactive oxygen species such as superoxide(O2–), hydrogen peroxide (H2O2), peroxynitrite (ONOO–)and hydroxy radical (OH•). In our system, toxicity was notmediated by H2O2generation.Ab ... 269) Ó FEBS 2002Toxicity of substrate-bound amyloid peptides on vascular smoothmuscle cells is enhanced by homocysteineSu San Mok1,2, Bradley J. Turner1,2, Konrad Beyreuther3, Colin L....