We demonstrate the protocol for the generation of induced pluripotent stem cells from human somatic cells using lentivirus-mediated delivery of the human factors Oct4, Sox2, Nanog, and Lin28. Pluripotency was confirmed by morphology and the presence of embryonic stem (ES) cell-specific markers.
Wu, D., Hamilton, B., Martin, C., Gao, Y., Ye, M., Yao, S. Generation of Induced Pluripotent Stem Cells by Reprogramming Human Fibroblasts with the Stemgent Human TF Lentivirus Set. J. Vis. Exp. (34), e1553, doi:10.3791/1553 (2009).