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. Author manuscript; available in PMC: 2014 Nov 1.
Published in final edited form as: Biomaterials. 2013 Jul 26;34(33):8042–8048. doi: 10.1016/j.biomaterials.2013.06.061

Figure 5.

Figure 5

Hydrogel implantation in rats. A) View of hydrogel in encapsulated subcutaneous pocket, 8 weeks post-implantation. B-F) Hematoxylin–Eosin-stained paraffin-embedded sections of hydrogel implantation site after 8 week in vivo. B) Representative overview of implantation pocket, with the dermis and gel site. C-F) Representative sections of gel/tissue interface for different gels. Hydrogel location labeled ‘g’, collagen layer labeled ‘c’, active fibroblasts labeled ‘f’, larger blood vessels labeled ‘v’. C) H&E-stained section of implanted IPN gel isolated from surrounding tissue. D) PAAM E) Alginate F) IPN Gel.