PCOLCE and gastric cancer: Among all the 129 lncRNAs, seven lncRNAs were negatively associated with hsa-miR-378a-5p expression in GC, and only three of which (H19, PCOLCE-AS1, and INHBA-AS1) were positively associated with SERPINH1 and meanwhile overexpressed in GC (Fig. 6B).