3D culture system	three dimensional semisolid culture system
αKG	a-ketoglutarate
5mc	5-methylcytosine
5hmc	5-hydroxymethylcytosine
CK7	cytokeratin
EGF	epidermal growth factor
FBS	fetal bovine serum
Nkx2.2	Nk2 homeobox 2
Nkx6.1	Nk6 homeobox 1
Pax4	paired box 4
Pax6	paired box 6
Pdx1	pancreatic and duodenal homeobox 1
Sox9	(sex determining region Y)-box 9
ROS	Reactive oxide species
MSP	methylation-specific PCR,
Oligo	oligomycin A
2-DG	2-Deoxy-d-glucose
Tet	tet methylcytosine dioxygenase
TCA	Tricaboxylic acid cycle
Cs	citrate synthase
Idh	isocitrate dehydrogenase
Ogdh	oxoglutarate (alpha-ketoglutarate) dehydrogenase
KEGG	Kyoto Encyclopedia of Genes and Genomes