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Effects of miR-21 inhibitors on the migration and invasion of A549 cells. (A) The effect of miR-21 inhibitors on the invasion of A549 cells detected by transwell assay; (B) the effect of miR-21 inhibitors on the migration of A549 cells detected by transwell assay.
Notes: **Compared with the NC group or mock group, P<0.01. Magnification was 200×.
Abbreviations: miR-21, microRNA-21; IN, inhibitor group; NC, negative control group; mock, mock group.
