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Objective
Cell‐free circular RNAs (circRNAs) are stable and abundantly exist in body fluids. In this study, we aimed to investigate plasma cell‐free circRNAs as a novel class of biomarkers for the diagnosis of breast cancer (BC).
Methods
Differentially expressed circRNAs from 6 normal and 6 BC plasma samples were detected by microarray. Hsa_circ_0008673 was then screened and validated in the plasma...