CD	Crohn’s disease
CYP	Cytochrome P450
DE	Definitive endoderm
EGF	Epidermal growth factor
ESCs	Embryonic stem cells
HG	Hindgut
HIOs	Human Intestinal Organoids
FGF4	Fibroblast growth factor 4
IBD	Inflammatory bowel disease
iPSC	induced pluripotent stem cells
LGR5	Leucine-rich-repeat-containing G-protein-coupled receptor 5
MI	Mature intestine
MMP	Matrix metalloproteinase
P-gp	P-glycoprotein
RNase	Ribonuclease
ROCK	Rho-associated protein kinase
TEER	Trans epithelial electrical resistance