ART	Assisted reproductive technology
IVF	In vitro fertilization
ICSI	Intracytoplasmic sperm injection
hPSCs	Human pluripotent stem cells
hESCs	Human embryonic stem cells
ICM	Inner cell mass
iPSCs	Induced pluripotent stem cells
ntESCs	Nuclear transfer embryonic stem cells
AS	Angelman syndrome
PWS	Prader–Willi syndrome
LOI	Loss of imprinting
lncRNA	Long non-coding RNA
BWS	Beckwith–Wiedemann syndrome
DMR	Differentially methylated region
SRS	Silver–Russell syndrome
ICR	Imprinting coding region
TET	Ten-eleven translocation methylcytosine dioxygenases
5mC	5-Methylcytosine
5hmCe	5-Hydroxymethylcytosine
ZFP	Zinc finger protein
DNMT	DNA methyltransferase
KAP1	KRAB-associated protein 1
mESC	mouse embryonic stem cells
LOM	Loss of methylation
GOM	Gain of methylation
SNP	Single nucleotide polymorphism
ID	Imprinting disorder