Table 2. Common recurrence-related genes in the GSE71222 and GSE21510 datasets.

Gene Symbol	FC (GSE71222)	FC GSE21510
Upregulated genes
LAMC2	1.51	1.60
SERPINA3	1.58	2.33
LPL	1.74	2.42
S100A2	1.79	2.12
PROM1	1.99	2.33
COL9A3	1.77	2.13
SERPINB5	1.85	2.57
TNFRSF11B	2.08	2.28
TCN1	2.15	2.73
C4BPA	1.60	2.12
SLC14A1	1.50	1.80
REG1B	2.50	2.42
VIP	1.67	2.06
HOXC6	1.75	2.50
MSX2	1.56	1.63
BMP4	1.50	1.60
TNIK	1.62	1.56
PRUNE2	1.71	1.66
KRT6B	1.90	3.45
NOV	1.62	1.73
TESC	1.71	1.83
DACT1	1.52	1.72
BHLHE41	1.60	2.06
ABHD2	1.59	1.58
AMIGO2	1.90	1.87
DCDC2	1.82	2.18
CD109	1.67	1.86
EPHA4	1.80	2.32
PPP2R2C	1.71	1.85
SOX2	1.58	1.82
EPHB1	1.84	2.03
GPR155	1.72	1.72
SBSPON	1.86	1.93
TMEM71	2.16	2.91
KIF26B	1.97	1.52
C3ORF70	1.50	1.70
CPA6	1.56	1.76
Downregulated genes
PTPRD	-2.09	-2.04
PID1	-1.52	-1.54
ELF5	-1.67	-1.62

Selected genes are based on a fold-change (FC) of 1.5 and P < 0.05 cut-off threshold.