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. Author manuscript; available in PMC: 2019 Sep 1.
Published in final edited form as: Macromol Biosci. 2018 Jun 28;18(9):e1800090. doi: 10.1002/mabi.201800090

Figure 1.

Figure 1.

Schematics showing (A) the cross-sectional and (B) side views of a single tube with a bilayer structure for the wall, which is comprised of random fibers as the outer layer and uniaxially aligned fibers as the inner layer, and (C) the cross-section of a multi-tubular conduit consisting of seven small tubes within the lumen of a large tube. (D) Photograph of the cross section of a multi-tubular conduit. The inset shows the fluorescence micrograph of the cross section of a conduit after the adsorption of FITC-BSA.