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. 2021 Jan 1;11(2):768–788. doi: 10.7150/thno.50540

Figure 2.

Figure 2

Physical property test of collagen/SF scaffolds along with the schematic profile of complexes implantation and TBI repair. (A) The fabrication process of collagen/SF scaffolds (B) General view and microstructure of collagen/SF scaffolds. Scale bars: 2 mm (a-b), 1mm (c-d) 20 µm (e), 2 µm (f). (C) X-ray diffraction of collagen/SF scaffolds. (D) Infrared spectrum detection of collagen/SF scaffolds. (E) Evaluation of collagen fibroin scaffold by differential scanning calorimetry. (F) Compressive stress detection of collagen/SF scaffolds. (G) The degradation rate of collagen/SF scaffolds (H-I) Morphological changes of collagen/SF scaffolds at the time of 1 week, 2 weeks, 4 weeks and 8 weeks under HE staining and immunofluorescence. Scale bars: 100 µm. (J) Experimental grouping and corresponding interventions. (K-M) The schematic profile of complexes implantation and TBI repair.