after perfusion fixation of the rat kidney with glutaraldehyde , and postfixation of the renal cortex with osmium-low ferrocyanide ( 40 mm oso4 +6 mm k4fe ( cn ) 6 in 0.135 m phosphate buffer , ph 8.0 ) , secondary lysosomes of proximal tubule cells carry a coat of electron dense material on the inner surface of the lysosomal membrane .
C0007634
cells
C0230812
the