the presented data suggest that the acidity within isolated triton wr 1339-filled lysosomes is maintained by : ( 1 ) a donnan equilibrium resulting from the intralysosomal accumulation of nondiffusible anions and ( 2 ) a selective permeability of the lysosomal membrane to cations .
C0024369
lysosomes
C0230812
of the lysosomal membrane