assuming that the shunt emf ( vs ) is zero with standard ringer 's bathing oth sides of the tissue , both cell membrane emf 's are oriented with the negative pole toward the cell interior and are 39.9 +/- 3.6 mv ( apical , va ) , and 69.4 +/- 1.8 mv ( basal-lateral , vb ) ...
C0007603
cell membrane
C0007634
cell