MYSM1 and mucinous adenocarcinoma: Moreover, upon analyzing the different histological subtypes, we found that compared with tubular adenocarcinoma (TA) or adenocarcinoma (A), mucinous adenocarcinoma (MA), which is among the worst pathological subtypes in terms of the clinical prognosis of CRC, barely expressed MYSM1 (Fig. 2E and Table 2).