Fig. 5From: MiR-661 promotes tumor invasion and metastasis by directly inhibiting RB1 in non small cell lung cancerRB1 interacted with E2F1 and affected EMT process. a. E2F1 protein levels in NSCLC cells and human lung epithelial cells. b. Western blotting of EMT markers in A549 and SPC-A1 cells with E2F1 overexpression. c. Co-immunoprecipitation of RB1 and E2F1 in NSCLC cells. d. E2F1 protein levels in A549 and SPC-A1 with RB1 knockdown. e. E2F1 protein levels in A549 and SPC-A1 with miR-661 overexpression. f. Immunochemistry analysis of E2F1 expression in subcutaneous tumor formed by A549 infected with LV-miR-661 or LV-NCBack to article page