Movie S1.

Tridimensional structure of subcapsular sinus traversing conduits. Confocal images of a sheep LN assembled into a 3D rendering, showing one of the conduits crossing the SCS. The conduit is delimited by a basal membrane of perlecan (red) and enveloped by JAM-A+ endothelial cells (green); nuclei were stained with DAPI (blue).