the overshoot of nmn uptake in the presence of a proton gradient was 3.38 +/- 0.67 pmol/mg protein in the untreated membranes and was reduced to 2.05 +/- 0.71 pmol/mg protein in the nbd-cl-treated membranes ( p less than 0.05 ) .
C0025252
protein
C0033684
protein