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Blast cells

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Blast cells
Blood cells in early stage of cellular development.

blast
1. an immature stage in cellular development before appearance of the definitive characteristics of the cell; used also as a word termination, as in ameloblast, etc.
2. the wave of air pressure produced by the detonation of high-explosive bombs or shells or by other explosions; it causes pulmonary damage and hemorrhage (lung blast, blast chest), laceration of other thoracic and abdominal viscera, ruptured eardrums, and effects in the central nervous system.

blast cells
the precursor cells of bone marrow. See also myeloblast, monoblast, erythroblast, megakaryoblast.


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12] replacement; however, the blast cells persisted in the bone marrow.
In this study, researchers obtained leukemia blast cells from five infants and one child with primary ALL.
14,15) The bone marrow aspirate was positive for Sudan black, confirming the myeloid origin of the blast cells, and was positive for nonspecific esterase, which can identify early monocytic precursors and differentiate them from poorly granulated myelocytes.
 
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