TABLE 2.
Some typical keywords about the publications related to the photosensitive hydrogels for TE applications.
| Rank | keywords | Count | Keywords | Centrality |
|---|---|---|---|---|
| 1 | Scaffold | 189 | Extracellular matrix | 0.12 |
| 2 | Tissue engineering | 163 | in vitro | 0.11 |
| 3 | Hydrogel | 154 | Cartilage | 0.11 |
| 4 | in vitro | 111 | Alginate | 0.11 |
| 5 | Mechanical property | 103 | Hydrogel | 0.10 |
| 6 | Tissue | 93 | Tissue engineering | 0.09 |
| 7 | Biomaterial | 93 | Tissue | 0.09 |
| 8 | Differentiation | 89 | Articular cartilage | 0.09 |
| 9 | Photopolymerization | 87 | Design | 0.09 |
| 10 | Delivery | 83 | Behavior | 0.09 |