Figure 2F. Copyright: Reprinted with permission from Elsevier from [doi:10.1016/j.modgep.2004.03.003] Gene Expr Patterns 4: 505-11, Elms P; Scurry A; Davies J; Willoughby C; Hacker T; Bogani D; Arkell R, Overlapping and distinct expression domains of Zic2 and Zic3 during mouse gastrulation. Copyright 2004.