ESRP1 and colorectal carcinoma: We thus selected 6 CRC cell lines that expressed low (z-score < -1), intermediate (-1 ≥ z-score ≤ 1) or high (z-score >1) levels of ESRP1 for our in vitro studies, and ESRP1 expression was validated both at the RNA and protein levels (Figure 1D and E, respectively).