Comment on

• Efficient differentiation of human embryonic stem cells to definitive endoderm.

  D'Amour KA, Agulnick AD, Eliazer S, Kelly OG, Kroon E, Baetge EE. D'Amour KA, et al. Nat Biotechnol. 2005 Dec;23(12):1534-41. doi: 10.1038/nbt1163. Epub 2005 Oct 28. Nat Biotechnol. 2005. PMID: 16258519
• Induction and monitoring of definitive and visceral endoderm differentiation of mouse ES cells.

  Yasunaga M, Tada S, Torikai-Nishikawa S, Nakano Y, Okada M, Jakt LM, Nishikawa S, Chiba T, Era T, Nishikawa S. Yasunaga M, et al. Nat Biotechnol. 2005 Dec;23(12):1542-50. doi: 10.1038/nbt1167. Epub 2005 Nov 27. Nat Biotechnol. 2005. PMID: 16311587