Figure 5A from [doi:10.1006/geno.1999.5773] Genomics 57(2):235-248. Wang YK; Sporle R; Paperna T; Schughart K; Francke U, Characterization and expression pattern of the frizzled gene Fzd9, the mouse homolog of FZD9 which is deleted in Williams-Beuren syndrome. Copyright 1999. [PMID:10198163]