CLEM	correlative light and electron microscopy
LDA	low density area
PcG	polycomb group protein
HP1	heterochromatin protein 1
TAD	topologically associated domain
DSB	double-strand break
UA	uranyl acetate
TEM	transmission electron microscope
EM	electron microscope
OA-B	osmium ammine B
IRIF	ionizing radiation induced focus
PFA	(para) formaldehyde
GA	glutaraldehyde
53BP1	p53-binding protein 1
GFP	green fluorescent protein
FM	fluorescence microscope
LET	linear energy transfer
EC	euchromatin
EC-l	euchromatin-like
HC	heterochromatin
DCR	decondensed chromatin region
PDDF	persistent DNA damage focus
FLIM	fluorescence lifetime imaging microscopy
DAB	3,3′-Diaminobenzidine
LLPS	liquate-liquate phase separation
SCB	sodium cacodylate buffer
PBS-/-	phosphate buffer saline without calcium and magnesium
Tb	terbium-citrate
FCS	fetal calf serum
DMEM	Dulbecco’s Modified Eagle Medium
ROI	region of interest