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International Journal of Bioprinting Progress in bioprinting of bone
Zonal structure --- --- Bone 3D architecture containing osteogenic and vasculogenic niches --- --- --- --- --- --- --- --- --- --- --- (Contd...)
Viability 85% ~60 – 75% ~50 – 93% --- --- >90% >90% ~90% 50 – 87% 84% >91% --- --- >91%
Compressive modulus With 8% HAp: 36 kPa; With 4% HAp: 32 kPa; Without HAp: 29 kPa. 1.3 – 10.6 kPa 5.7 – 6.5 MPa 0%nSi: 46 kPa; 1%nSi: 58 kPa; 2%nSi: 101 kPa; 3%nSi: 214 kPa 103 kPa Without HAp: 3.5 – 4.6 kPa; With HAp: 15 – 19 kPa 0% MSNs: 121 kPa 0.4% MSNs: 195 kPa 0.8% MSNs: 233 kPa --- 54.4 – 57.3 MPa 8.3 – 15.4 MPa (tensile) ~30 – 45 MPa ~55 MPa Core/shell scaffold: 7 MPa, Alginate scaffold: 0.3 MPa Collagen: 0.0
Mechanical reinforcement HAp --- --- nSi nSi HAp particles MSNs --- --- PCL struts PCL, PCL/TCP structures PCL/HAp frame TCP strust in the core TCP/collagen struts
Pore size (porosity) --- 1 mm --- --- --- 100 – 200 μm --- --- 65 – 76 μm, (10.8 – 12.4%) 300 – 500 μm 70% 400 μm 1.7 mm ~500 μm
Animal model --- --- --- SD rats --- --- Male SD rats Male rats --- --- Rat and athymic mice Mice --- ---
Cell source MSCs hBMSCs hMSCs and HUVECs rBMSCs hMCS MC3T3-E1 BMSCs, RAW264.7 macrophages DPSCs MSCs MC3T3-E1 hAFSCs, rabbit ear chondrocytes, Mouse C2C12 myoblasts SVF derived cells MC3T3-E1 MC3T3-E1
Materials Alginate, gelatin MeHA GelMA, VEGF, silicate nanoplatelets nSi, gelatin and alginate GelMA, kCA, nSi Chitosan, alginate, HAp Gelatin, GelMA, PEG, MSNs, BMP-4 Octapeptide FEFEFKFK, AMP PLGA, PEG, CMC, Pluoronic F-127 PCL, alginate Gel composite (gelatin, fibrinogen, HA and glycerol), PCL, TCP , Pluronic F127 MeHA, GelMA and HA, PCL/Hap TCP , alginate TCP , COL-I
Table 1. (Continued) Study Wüst et al. [51] Poldervaart et al. [72] Byambaa et al. [52] Liu et al. [123] Chimene et al. [124] Demirtaş et al. [74] Sun et al. [125] Dubey et al. [126] Sawkins et al. [127] Lee et al. [44] Kang et al. [91] Kuss et al. [27] Raja et al. [92] Kim et al. [84]
Volume 9 Issue 1 (2023) 88 https://doi.org/10.18063/ijb.v9i1.628

