Flow Cytometry. Definition

Medical Definition: Flow Cytometry

Method for measuring the number of cells in a sample, the percentage of living cells in a sample and certain characteristics of cells, such as size, format and the presence of tumor markers on the cell surface, mainly by optical methods. Cells were stained with a light-sensitive dye, placed in a liquid and passed in a flow with a laser or other light. The measurements are based on how the dye reacts sensitive to light. Its main diagnostic use has focused on the study of lymphomas and leukemias.

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