Fig2B. Copyright: This image is from [doi:10.1002/dvdy.10071] Kaartinen V; Nagy A; Gonzalez-Gomez I; Groffen J; Heisterkamp N, "Vestibular dysgenesis in mice lacking Abr and Bcr Cdc42/RacGAPs." Dev Dyn 2002 Apr;223(4):517-25. Reprinted with permission of Wiley-Liss Inc. [PMID:11921339] .