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(a) Schematic of E. coli trapping and arrangement at the tip of the OFTs with red blood cells (RBCs) pushed away. (b-I) Laser OFF. In channel 1, the E. coli and RBCs are mixed together. (b-II–IV) Laser ON. The E. coli is attracted and the RBCs are released. Adapted with permission from Liu et al. [56].
