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Figure 6


Fig. 6. Vascular defects in Dll4+/- retinas. Retinal vasculature at postnatal day 5 from (A) wild-type (WT) and (B) Dll4+/- mice. Note the areas of vessel fusion (arrow) and increased sprouting and branching at the leading edge (top) in the Dll4+/- retina. a, artery; v, vein. Reproduced with permission from Suchting et al. (Suchting et al., 2007). Copyright (2007) National Academy of Sciences, USA.