Figure 2. NNMT promotes cell migration and invasion of EC cells. (A) Results of wound healing assay (Scale: 100 μm). (B) Results of migration and invasion assays (Scale: 100 μm). (C) Intracellular 1-MNA concentrations using liquid chromatography-mass spectrometry. All experiments were conducted three times (**P < 0.01, ***P < 0.001, NS = Not significant).