exposure of growing cells to ammonium chloride , which increased the ph in intracellular vacuoles from 5.4 to 5.8-6.1 , slowed but did not prevent the proteolytic processing and correct localization of pulse-radiolabeled precursors to the lysosomal enzymes alpha-mannosidase and beta-glucosidase .
C0007634
cells
C0042219
vacuoles