Fig. 1

Overview of AS events and DEAS events and GO and KEGG enrichment analysis of parent genes in HP⁻ GC. a The number of AS events and parent genes in HP⁻ GC. b The Upset plot of interactions between seven types of AS events in HP⁻ GC. c The number of DEAS events and parent genes in HP⁻ GC. d The heat map shows the difference of PSI value of AS events between normal samples and HP⁻ GC; e, f GO and KEGG enrichment analysis of parent genes from DEAS events. DEAS differentially expressed alternative splicing, HP⁻GC Helicobacter pylori-negative gastric cancer, GO gene ontology, KEGG Kyoto Encyclopedia of Genes and Genomes pathways