CD99	cluster of differentiation 99
EMT	epithelial to mesenchymal transition
ERBB4	Erb-B2 Receptor Tyrosine Kinase 4
ES	Ewing sarcoma
ESFT	Ewing sarcoma family tumors
EZH2	Enhancer Of Zeste 2 Polycomb Repressive Complex 2 Subunit
GDF6	growth and differentiation factor 6
FET	family of genes, Fused in sarcoma, Ewing sarcoma breakpoint region 1, TATA-box binding protein associated factor 15
GLI1	glioma-associated oncogene 1
IGF-1	Insulin-like growth factor
IGF-1R	insulin-like growth factor 1 receptor
LDH	lactate dehydrogenase
lncRNAs	long non-coding RNAs
MAPK	Mitogen-Activated Protein Kinase
MET	mesenchymal to epithelial transition
MMP9	metalloproteinase type 9
MRTFB	of Myocardin-related transcription factor B
NAMPT	nicotinamide phosphoribosyl transferase
NCAM	neural cell adhesion molecule
PAPP-A	Pregnancy-associated plasma protein A
PARP	Poly (ADP-ribose) polymerase
PDGF	Platelet-derived growth factor
PHGDH	3-phosphoglycerate dehydrogenase
PI3K	Phosphoinositide 3-kinases
ROCK	Rho-associated coiled-coil kinase
RhoA	Ras homolog family member A
SHH	Sonic Hedgehog pathway
SOX2	SRY-Box Transcription Factor 2
SRBCT	Small Round Blue Cell Tumors
TEAD	TEA domain family member 1
TNF	tumor necrosis factor
mTOR	mammalian target of rapamycin
TRAIL	TNF-Related Apoptosis Inducing Ligand
PNET	Primitive neuroectodermal tumor
VEGF-A	Vascular endothelial growth factor A
YAP	Yes-associated protein.