Preliminary Study on Biosynthesis of Bacterial Nanocellulose Tubes in a Novel Double-Silicone-Tube Bioreactor for Potential Vascular Prosthesis

Figure 5

FESEM images of tubular BNC materials. (a)–(d) The images of BNC tube obtained after 4-d cultivation. (a) The inner surface of the BNC tube with magnification at 1000x; (b) the outer surface of the BNC tube with magnification at 1000x; (c) the cross section of the BNC tube with magnification at 500x; (d) longitudinal section of the BNC tube with magnification at 500x. (e)–(h) The images of BNC tube obtained after 7-d cultivation. (e) The inner surface of the BNC tube with magnification at 1000x; (f) the outer surface of the BNC tube with magnification at 1000x; (g) cross section of the BNC tube with magnification at 500x; (h) longitudinal section of the BNC tube with magnification at 500x.

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