Figure 3From: Human embryonic stem cells hemangioblast express HLA-antigensCharacterization of blast cell-derived endothelial cells. A) vascular structures in Matrigel formed by endothelial cells after 24 h of culture (400×, phase contrast) B) Dil-Ac-LDL uptake by endothelial cells: red – Dil-Ac-LDL; blue- Hoechst (nuclei) (200×, immunofluorescence).Back to article page