Springer Online Journal Archives 1860-2000
Summary A method is described for histochemical definition of the metachromatic substance of mast cells. A slide of tissue containing mast cells is treated with substances dissolving metachromasia, such as hyaluronidase and water, and later on stained in aqueous solutions of gradually heightened pH. A marked spot of the slide is counted at each pH. Concentrations of hydrogen and numbers of mast cells result in a characteristic curve.
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