Towards a Biohybrid Lung: Endothelial Cells Promote Oxygen Transfer through Gas Permeable Membranes

Figure 4

Immunohistochemical staining of endothelial cell layer against CD31 (red) and vWF (green). Cell nuclei were stained with DAPI (blue). Arrow indicates direction of flow. Scale bars: 10 μm (a) and 5 μm (b), respectively.

(a)

(b)