TABLE 2.

GENES COMPRISING THE 15-GENE EXPRESSION PROFILE

GENE SYMBOL	GENE NAME	DIRECTION IN CLASS 2
CDH1	E-Cadherin	Up
ECM1	Extracellular Matrix Protein 1	Up
HTR2B	5-Hydroxytryptamine (Serotonin) Receptor 2B	Up
RAB31	RAB31, Member RAS Oncogene Family	Up
EIF1B	Eukaryotic Translation Initiation Factor 1B	Down
FXR1	Fragile X Mental Retardation, Autosomal Homolog 1	Down
ID2	Inhibitor of DNA Binding 2	Down
LMCD1	LIM and Cysteine-Rich Domains 1	Down
LTA4H	Leukotriene A4 Hydrolase	Down
MTUS1	Microtubule-Associated Tumor Suppressor 1	Down
ROBO1	Roundabout, Axon Guidance Receptor, 1	Down
SATB1	SATB Homeobox 1	Down
MRPS21	Mitochondrial Ribosomal Protein S21	Control
RBM23	RNA-Binding Motif Protein 23	Control
SAP130	Sin3A-Associated Protein, 130 kDa	Control

The selection process for choosing these genes was previously described.²¹