the rate of quenching by ehrlich ascites cells of anionic 2,6-dimethoxy-p-semiquinone and ascorbyl free radicals is investigated as a function of cell concentration , the blocking of cell-surface sulfhydryl groups by n-ethylmaleimide , and the reduction of cell-surface charge by neuraminidase .
C0007634
cells
C0699040
of cell-surface