ACTL6B and Fabry disease: Interestingly, the fraction of the vessel wall surface coated by nerve fibers was lower in FD lesions of BAF53b-GFP;EF1α-GsαR201C mice compared to bone marrow of control mice (Figure 5D) indicating that the florid vascularization of the FD tissue is not necessarily associated with the expansion of the peripheral nerve network.