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Interaction of AptamiRs with breast cancer cell line MCF-7. Interaction of AptamiR molecules with cancer cells was studied using fluorescein-labeled variants of the indicated molecules. Cells were incubated with the aptamer AS1411, AptamiR-21 molecules, or the indicated control oligonucleotides. After washing, fluorescence was detected by flow cytometry. Shown are mean fluorescence values.
