Fig6A. Copyright: Reprinted with permission from Elsevier from [doi:10.1016/j.ydbio.2004.10.012] Dev Biol 278(2): 484-95, Lee CS; Sund NJ; Behr R; Herrera PL; Kaestner KH, Foxa2 is required for the differentiation of pancreatic alpha-cells. Copyright 2004 [PMID:15680365]