154071.fig.003
Figure 3: Phase-contrast micrographs of bovine fetal aorta endothelial cell (BFAECs) on various gels at a prolonged culture time (120 h). Crosslinker concentration of gels: PVA (6 mol%), PAA (2 mol%), PMAA (1 mol%), PNaSS (10 mol%), and PNaAMPS (6 mol%). Original magnification: ×10. Scale bar: 100 μm. Reproduced with permission from [21]. © 2003, Elsevier, Inc.