Fig 2G Prinos et al, 2001 [PMID:11784033] .Reprinted with permission from Elsevier from [doi:10.1006/dbio.2001.0446] Dev Biol 239: 257-69, Prinos P; Joseph S; Oh K; Meyer BI; Gruss P; Lohnes D, Multiple Pathways Governing Cdx1 Expression during Murine Development. Copyright 2001