BUSSLINGER_GASTRIC_ANTRAL_ECS https://www.gsea-msigdb.org/gsea/msigdb/human/geneset/BUSSLINGER_GASTRIC_ANTRAL_ECS C6orf58 CACNA1A CPE DDC GC MEG3 MS4A8 PAX6 PCSK1N RASD1 SCG2 SCG5