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Flow cytometry analysis of untreated (control) and treated tumor and normal cell lines. 4 distinct phenotypes: Q1 (FITC/PI -/+; Q1) as necrotic cells; Q2 (FITC/PI +/+; Q2) as late apoptosis cells; Q3 (FITC/PI +/-) as early apoptotic cells and Q4 (FITC/PI -/-) as viable cells.
