A miR-191 dependent repression of protein level was shown for NDST1 in MGC803s, CDK6 and SATB1 in human epidermal keratinocytes, and CCND2, CSDA, and EGR1 in the human breast cancer cell line MDA-MB-231 [18, 21, 46]. This evidence concerns the gene YBX3 and breast carcinoma.