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Figure 1.
The sol–gel transition of bioinks over time through inversion test. (A) AG bioink; (B) AGP bioink; (C) AGF bioink. AG, alginate–gelatin; AGF, alginate–gelatin-PRF; AGP, alginate–gelatin-PRP.
Figure 2.
The pH of bioinks. (A) AG bioink; (B) AGP bioink; (C) AGF bioink. AG, alginate–gelatin; AGF, alginate–gelatin-PRF; AGP, alginate–gelatin-PRP.
Figure 3.
GFs release from scaffolds over time. (A) AGP and AGF scaffolds, (B) Growth factors release. AGF, alginate–gelatin-PRF; AGP, alginate–gelatin-PRP; GFs, growth factors; PDGF-AB; platelet-derived GF-AB; VEGF, vascular endothelial GF.
Figure 4.
The RGR of cells in the serum-free extracts. ****P < 0.0001. AG, alginate–gelatin; AGF, alginate–gelatin-PRF; AGP, alginate–gelatin-PRP; RGR, relative growth rate.
Figure 5.
The RGR of cells in the serum-containing extracts. ***P < 0.001, ****P < 0.0001. AG, alginate–gelatin; AGF, alginate–gelatin-PRF; AGP, alginate–gelatin-PRP; RGR, relative growth rate.