Fig 5A. [doi:10.1002/dvdy.10413] Copyright: This image is from Jackson M, Baird JW, Nichols J, Wilkie R, Ansell JD, Graham G, Forrester LM, "Expression of a novel homeobox gene Ehox in trophoblast stem cells and pharyngeal pouch endoderm." Dev Dyn 2003 May;228(4):740-4. Reprinted with permission of Wiley-Liss Inc. [PMID:15765518]