normal cultured fibroblasts were shown to contain peroxisomes according to morphological , biochemical , and subcellular fractionation criteria : particle-bound catalase and fatty acyl-coa oxidase copurify in subcellular fractionation by differential centrifugation or isopycnic equilibrium in continuous density gradients and peroxidase-positive organelles of approximately equal to 0.1 micron in diameter are detected in the cytoplasm .
C0752063
biochemical
C0010834
cytoplasm