metachromatic granules


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metachromatic granules

[¦med·ə·krō′mad·ik ′gran·yülz]
(cell and molecular biology)
Granules which assume a color different from that of the dye used to stain them.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
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Six cases (5.6%) of mast cell tumor were identified through moderate to high cellularity with cytoplasm containing packed metachromatic granules. These patterns of cytological observations were recorded by Kumar et al.
Cytology for Diagnosis of Cutaneous and Subcutaneous Tumors in Dogs
Giemsa stain highlighted metachromatic granules. An immunohistochemical study of CD117 was also positive.
Urticaria pigmentosa in a child with sporadic bilateral diffuse conjunctival redness: Case report and review of the literature
Microscopy of throat swab revealed rods containing metachromatic granules on Albert stain.
ELEVEN-YEAR-OLD-GIRL WITH MEMBRANOUS SORE THROAT
Histopathologic analysis of the resected mass revealed sheets of round cells that contain metachromatic granules, defined as neoplastic mast cells, within a fine fibrovascular stroma.
Cutaneous mast cell tumor and mastocytosis in a black-masked lovebird (Agapornis personata)
The blasts did not stain with myeloperoxidase but showed metachromatic granules when stained with TB (Figure 1B).
Unusual cytochemical reactivity for toluidine blue in granular acute lymphoblastic leukemia: a report of two rare cases/Granuler akut lenfoblastik losemide toluidin mavisine yonelik olagandisi sitokimyasal reaktivite: Iki nadir olgu raporu

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