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Figure 6


Fig. 6. Differentiation of ECs and VSMCs from ES cells lacking ALK5, and tube organization in ALK5–/– EBs. (A,B) Immunofluorescence for PECAM (A) and SMA{alpha} (B) in cryosections of EBs formed from ALK5–/– ES cells. (C-D) ALK4 expression. (C',D') Merged images: localization with PECAM (C') and SMA{alpha} (D').