HNRNPA1 and colorectal carcinoma: Like miR‐137, the miRNAs miR‐124, miR‐206 and miR‐370 also influence the PKM1/PKM2 isoform switch in CRC cells by modulating the expression of alternative splicing factors, including PTB1, hnRNPA1 and hnRNPA2 [51].