AMP	Anchored Multiplex PCR
CRISPR	Clustered Regularly Interspaced Short Palindromic Repeats
CTC	Circulating tumor cells
ctDNA	Circulating tumor DNA
ctRNA	Circulating tumor RNA
ddPCR	Droplet digital PCR
DSBs	Double Strand Breaks
DSRCT	Desmoplastic Small Round Blue Cell Tumors
ELS	Ewing-like Sarcoma
ES	Ewing Sarcoma
EVs	Extracellular Vesicles
FISH	Fluorescence In Situ Hybridization
HR	Homologous Recombination
IHC	Immunohistochemistry
ITH	Intratumoral heterogeneity
LB	Liquid biopsy
MSC	Mesenchymal Stem Cells
NGS	Next Generation Sequencing
ORF	Open Reading Frames
PARPi	PARP inhibitors
PDX	Patient Derived Xenografts
PET	Positron Emission Tomography
RT-PCR	Reverse Transcriptase-PCR
shRNA	Short hairpin RNA
SNP	Single nucleotide polymorphism
SNV	Single-Nucleotide Variants
SSBs	Single Strand Breaks
WGS	Whole Genome Sequencing