STAT3 and colorectal carcinoma: Recently, Zhao reported that miR‐181a‐5p was enriched in exosomes derived from highly metastatic CRC cells, which could activate HSCs by targeting the suppressor of cytokine signalling 3 (SOCS3) and activating the interleukin (IL)6/signal transducer and activator of transcription 3 (STAT3) signalling pathway.