HOXC11 and gastric adenocarcinoma: In this study, two down‐regulated miRNAs (hsa‐miR‐145‐3p and hsa‐miR‐145‐5p) and four up‐regulated target genes (ADAM12, ACAN, HOXC11 and MMP11) in STAD were selected to perform the expression validation (Fig. 8).