Table 1.

MCODE clusters of hub genes in co-expression networks in GC

Datasets	Score	Gene
GSE13911
Cluster 1	47.079	GPNMB, SPP1, TIMP1, CXCL8, FN1, CA2, SERPINE1, COL1A2, SPARC
Cluster 2	27.644	CA9, COL1A1, MMP7, THBS1
GSE29272
Cluster 1	46.453	FN1, COL1A1, COL1A2, THBS1, SPARC, SPP1, SERPINE1, MMP7, CXCL8
Cluster 2	21.948	CA9, CA2, TIMP1, GPNMB
GSE54129
Cluster 1	65.702	CA2, FN1, CXCL8, TIMP1, SERPINE1, COL1A1, SPARC, SPP1, THBS1, GPNMB, CA9, MMP7, COL1A2
Cluster 2	32.488
GSE79973
Cluster 1	26.474	CA9, GPNMB, SERPINE1, CXCL8, SPP1, TIMP1, THBS1, FN1, MMP7
Cluster 2	23.91	COL1A2, SPARC, COL1A1, CA2

Abbreviations: GC, gastric cancer; MCODE, molecular complex detection.