MEF2D and cancer: Along with Robo1, other molecules like receptor protein tyrosine phosphatase alpha (RPTPα), myocyte enhancer factor 2D (MEF2D), and runt-related transcription factor 2 (RUNX2) are post-transcriptional target molecules of miR-218, which are known to induce cancer metastasis like MACC1 [1, 50–52].