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Cytoenzymatical differentiation of normal and neoplastic plasma cells
  1. Stanislaw Szmigielski,
  2. Joanna Litwin,
  3. Barbara Zupanska
  1. Department of Clinical Haematology, State Institute of Haematology, Warsaw, Poland


    A histochemical method is described of differentiating between normal and neoplastic cells in plasma using the activity of various enzymes characteristic of plasma cells. It was found that in both types of cell increased or diminished activity of cytoenzymes is a useful means of distinguishing between normal and abnormal cells.

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