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The effect of miR-144 on the invasion and migration ability of A549 cells. Transwell analysis was used to measure cell invasion and migration ability. A. Giemsa staining was used to identify lung cancer cells (magnification ×20). B. The number of invasion cells in normal control, negative control, and miR-144 mimics groups. *, P < 0.05 compared with normal control group; #, P < 0.05 compared with negative control group.
