YBX1 and breast carcinoma: In contrast to findings in NSCLC and breast cancer, we could not define a statistically significant correlation between expression of YBX1 and EGFR family receptors in our large CRC cohort.28, 44, 45 Specifically, neither a correlation between YBX1c/n with EGFR staining nor an impact onto EGFR in Caco2 cells was visible.