Review
Copyright ©The Author(s) 2016.
World J Transplant. Mar 24, 2016; 6(1): 69-90
Published online Mar 24, 2016. doi: 10.5500/wjt.v6.i1.69
Figure 3
Figure 3 The β-Air immune barrier, a double hydrophilized polytetrafluoroethylene membrane impregnated with 6% high mannuronic alginate. A: Environmental scanning electron microscope (ESEM) surface image of a virgin membrane; B: ESEM surface image of impregnated membrane; C: Drawing of hypothetical cross section in one polytetrafluoroethylene (PTFE) membrane; D: Cross section of double PTFE membrane impregnated with colored alginate (total width = 60 μm).