Fig. 3From: USP18 directly regulates Snail1 protein through ubiquitination pathway in colorectal cancerUSP18 regulated the migration and invasion of colorectal cancer cells. a–d Cell scratch test and invasion assays analysis of USP18 knocked-down SW480 cells and USP18 over-expressed DLD1 cells. e–f Western blot and qRT-PCR analysis of the EMT-related proteins in USP18 knocked-down SW480 cells and USP18 over-expressed DLD1 cells. **P < 0.01, ***P < 0.001Back to article page