Fig. 5

Fbln2 protein expression in WT B6 females and males at E12.5 by immunohistochemistry. Section of WT B6 female and male embryos at E12.5 stained for Fbln2 (red) and cell nuclei (purple). Fbln2 is expressed in a sexually dimorphic pattern as no expression is present in WT B6 female (left), whereas the expression in WT B6 male is high. The gonads are encircled by yellow dashed lines