BM	Basal medium
cal A	Calyculin A
CFA	Colony formation assay
CT	Computed tomography
DAPI	4′,6-diamidino-2-phenylindole
DMSO	Dimethyl sulfoxide
DNA DSB	DNA double-strand breaks
EA cells	Early apoptotic cells
FDR	False discovery rate
HBSS	Hanks’ balanced salt solution medium
HEPES	4-(2-hydroxyethyl)-1-piperazineethane-sulfonic acid
IRIF	Ionizing radiation-induced foci
LAN cells	Late apoptotic/necrotic cells
PAB	Pre-apoptotic bodies
PI	Propidium iodide
RPMI	Roswell Park Memorial Institute medium
RT	Room temperature
Spearman ROC	Spearman rank-order correlations test
UCB MNC	Umbilical cord blood mononuclear cells
UCBL	Umbilical cord blood lymphocytes