Figure 2C. Copyright: Reprinted with permission from Elsevier from [doi:10.1016/S0925-4773(99)00253-1] Mech Dev 90: 313-6, Egeo A; Di Lisi R; Sandri C; Mazzocco M; Lapide M; Schiaffino S; Scartezzini P, Developmental expression of the SH3BGR gene, mapping to the Down syndrome heart critical region. Copyright 2000.