Table 1. Summary of the hiPSC lines used for analyzing donor cell vs. hiPSC relationship.

Donor Cells	Donor cell line nomenclature	Corresponding iPS cell line nomenclature	Reprogramming method	References
Foreskin fibroblast	hFFib	iPS-hFFib	Reprogramming by using non-integrating oriP/EBNA1-based episomal vectors	[17]
Adipose stem cells	hASC	iPS-hASC	Reprogramming by lentiviral transduction with Oct4, Sox2, Klf4, and c-MYC	[15]
Neonatal fibroblast	hNFib	iPS-hNFib	Direct delivery of defined reprogramming proteins.	[12]
Keratinocytes	hKT	iPS-hKT	Reprogramming by retroviral transduction with Oct4, Sox2, Klf4, and c-Myc	[11]

The six hESC lines used in this study are H1, H7, H9, H13, H14, and T3.