Figure 1B. Copyright: Reprinted with permission from Elsevier from [doi:10.1016/j.modgep.2005.12.002] Gene Expr Patterns 6: 747-757, Di Giacomo G; Koss M; Capellini TD; Brendolan A; Popperl H; Selleri L, "Spatio-temporal expression of Pbx3 during mouse organogenesis." Copyright 2006. [PMID:16434237]