FC	Control cells grown in medium with standard folate content
FD	Cells adapted to growing in medium with low folate level
FR	FD cells reconstituted with standard folate medium
HPV	Human papillomavirus
M-FISH	Multiplex fluorescence in situ hybridization
HPLC	High-pressure liquid chromatography
NHEJ	Non-homologous end joining
WGS	Whole genome sequencing
SV	Structural variations
SNV	Single nucleotide variants
MAF	Minor allele frequency
FS	Fragile sites
MoMuLV	Moloney murine leukemia virus