1. F. Abasalizadeh, S. V. Moghaddam, E. Alizadeh, E. Akbari, E. Kashani, S. M. B.Fazljou, M. Torbati, A. Akbarzadeh, “Alginate-based hydrogels as drug delivery

vehicles in cancer treatment and their applications in wound dressing and 3Dbioprinting”, Journal of Biological Engineering, Vol.14, No.8, pp. 1-22, (2020).

https://doi.org/10.1186/s13036-020-0227-7

2. N. H. Thang, T. B. Chien, D. X. Cuong, “Polymer-based hydrogels applied in drug delivery: an overview”, Gels, Vol.9, No.7, pp. 1-38

(2023). https://doi.org/10.3390/gels9070523

3. H. Hameed, S. Faheem, A. C. P. -Santos, H. S. Sarwar, M. Jamshaid, “A comprehensive review of hydrogel-based drug delivery systems: classification,

properties, recent trends, and applications”, AAPS PharmSciTech, Vol.25, No.64, pp. 1-9, (2024). https://doi.org/10.1208/s12249-024-02786-x

4. M. Zhang, W. Choi, M. Kim, J. Choi, X. Zang, Y. Ren, H. Chen, V. Tsukruk, J.Peng, Y. Liu, D. H. Kim, Z. Lin, “Recent Advances in Environmentally Friendly

Dual-crosslinking Polymer Networks”, Angewandte Chemie, Vol.63, No.24, pp.1-36, (2024). https://doi.org/10.1002/anie.202318035

5. R. N. -Alcazar, S. Bendix, T. Groth, G. G. Ferrer, “Research progress in enzymatically cross-linked hydrogels as injectable systems for bioprinting and tissue engineering”, Gels, Vol.9, No.3, pp. 1-27, (2023). https://doi.org/10.3390/gels9030230

6. S. M. T. Gharibzahedi, M. Koubaa, F. J. Barba, R. Greiner, S. George, S. Roohinejad, “Recent advances in the application of microbial transglutaminase crosslinking in cheese and ice cream products: A review”, International Journal of Biological Macromolecules, Vol.107, pp. 2364-2374

(2018). https://doi.org/10.1016/j.ijbiomac.2017.10.115

7. M. Bercea, “Bioinspired hydrogels as platforms for life-science applications:challenges and opportunities”, Polymers, Vol.14, No.12, pp. 1-39, (2022).

https://doi.org/10.3390/polym14122365

8. J. Li, D. J. Mooney, “Designing hydrogels for controlled drug delivery”, NatureReviews Materials, Vol.1, No.16071, pp. 1-17, (2016).

https://doi.org/10.1038/natrevmats.2016.71

9. T. R. Hoare, D. S. Kohane, “Hydrogels in drug delivery: progress and challenges”, Polymer, Vol.49, No.8, pp. 1993-2007,(2008). https://doi.org/10.1016/j.polymer.2008.01.027

10. D. Hawthorne, A. Pannala, S. Sandeman, A. Lloyd, “Sustained and targeted delivery of hydrophilic drug compounds: A review of existing and novel technologies from bench to bedside”, Journal of Drug Delivery Science and Technology, Vol.78, No.2022, pp. 1-27, (2022).

https://doi.org/10.1016/j.jddst.2022.103936

11. R. V. Kalaydina, K. Bajwa, B. Qorri, A. Decarlo, M. R. Szewczuk, “Recent advances in "smart" delivery systems for extended drug release in cancer therapy”,

International Journal of Nanomedicine, Vol.2018, No.13, pp. 4727-4745, (2018). https://doi.org/10.2147/IJN.S168053

12. R. R. Besser, A. C. Bowles, A. Alassaf, D. Carbonero, I. Claure, E. Jones, J. Reda, L. Wubker, W. Batchelor, N. Ziebarth, R. Vol. 42 No. 2 (2025) Dynamic Stiffness Hydrogels for Tailored Drug Delivery 11Silvera, A. Khan, R. Maciel, M. Saporta, A. Agarwal, “Enzymatically crosslinked gelatin-laminin hydrogels for applications in neuromuscular tissue engineering”, Biomaterials Science, Vol.8, No.2, pp. 591-606, (2020). https://doi.org/10.1039/C9BM01430F

13. C. Mahmoudi, N. T. Douma, H. Mahmoudi, C. E. Iurciuc, M. Popa, “Hydrogels based on proteins cross-linked with carbonyl derivatives of polysaccharides,

with biomedical applications”, International Journal of Molecular Sciences, Vol.25, No.14, pp. 7839, (2024). https://doi.org/10.3390/ijms25147839

14. F. Ali, I. Khan, J. Chen, K. Akhtar, E. M. Bakhsh, S. B. Khan, “Emerging fabrication strategies of hydrogels and its applications”, Gels, Vol.8, No.4, pp. 205, (2022). https://doi.org/10.3390/gels8040205

15. A. K. Tamo, “Nanocellulose-based hydrogels as versatile materials with interesting functional properties for tissue engineering applications”, Vol.12, No.32, pp. 7692- 7759, (2022). https://doi.org/10.1039/D4TB00397G

16. S. Adepu, S. Ramakrishna, “Controlled drug delivery systems: current status and future directions”, Molecules, Vol.26, No.19, pp. 5905

(2021). https://doi.org/10.3390/molecules26195905

17. H. Park, X. Guo, J. S. Temenoff, Y. Tabata, A. I. Caplan, F. K. Kasper, A. G. Mikos, “Effect of swelling ratio of injectable hydrogel composites on chondrogenic

differentiation of encapsulated rabbit marrow mesenchymal stem cells in vitro”,ㅡBiomacromolecules, Vol.10, No.3, pp. 541-546, (2009).

https://doi.org/10.1021/bm801197m

18. Z. Ahmad, S. Salman, S. A. Khanm A. Amin, Z. U. Rahman, Y. O. A. -Ghamdi, K. Akhtar, E. M. Bakhsh, S. B. Khan, “Versatility of hydrogels: from synthetic

strategies, classification, and properties to biomedical applications”, Gels, Vol.8, No.3, pp. 167, (2022). https://doi.org/10.3390/gels8030167

19. S. M. T. Gharibzahedi, M. Koubaa, F. J. Barba, R. Greiner, S. George, S. Roohinejad, “Recent advances in the application of microbial transglutaminase

crosslinking in cheese and ice cream products: A review”, International Journal of Biological Macromolecules, Vol.107, Part B, pp. 2364-2374, (2018). https://doi.org/10.1016/j.ijbiomac.2017.10.115

20. A. Lerner, C. Benzvi, “Microbial transglutaminase is a very frequently used food additive and is a potential inducer of autoimmune/neurodegenerative diseases”, Toxics, Vol.9, No.10, pp. 233, (2021). https://doi.org/10.3390/toxics9100233

21. A. J. Engler, S. Sen, H. L. Sweeney, D. E. Discher, “Matrix elasticity directs stem cell lineage specification”, Cell, Vol.126, No.4, pp. 677-689, (2006). https://doi.org/10.1016/j.cell.2006.06.044

22. J. Li, D. J. Mooney, “Designing hydrogels for controlled drug delivery”, Nature Reviews Materials, Vol.1, No.12, pp. 16071, (2016).

https://doi.org/10.1038/natrevmats.2016.71

23. T. -N. Pham, C. -F. Su, C. -C. Huang, J. -S. Jan, “Biomimetic hydrogels based on L-Dopa conjugated gelatin as pHresponsivedrug carriers and antimicrobial

agents”, Colloids and Surfaces B: Biointerfaces, Vol.196, pp. 111316, (2020). https://doi.org/10.1016/j.colsurfb.2020.111316

24. S. Yan, S. Wu, J. Zhang, S. Zhang, Y. Huang, H. Zhu, Y. Li, B. Qi, “Controlled release of curcumin from gelatin hydrogels by the molecular-weight modulation of an oxidized dextran cross-linker”, Food Chemistry, Vol.418, pp. 135966, (2013). https://doi.org/10.1016/j.foodchem.2023.135966

25. K. Inoo, H. Bando, Y. Tabata, “Insulin secretion of mixed insulinoma aggregatesgelatinhydrogel microspheres after subcutaneous transplantation”, Regenerative Therapy, Vol.8, pp. 38-45, (2018). https://doi.org/10.1016/j.reth.2018.01.003

26. D. Moura, S. Rohringer, H. P. Ferreira, A. T. Pereira, C. C. Barrias, F. D. Magalhaes, H. Bergmeister, I. C. Goncalves, “Longtermin vivo degradation and

biocompatibility of degradable pHEMA hydrogels containing graphene oxide”, Acta Biomaterialia, Vol.173, pp. 351-364, (2024).

https://doi.org/10.1016/j.actbio.2023.11.012

27. T. C. Lai, J. Yu, W. B. Tsai, “Gelatin methacrylate/carboxybetaine methacrylate hydrogels with tunable crosslinking for controlled drug release”, Journal of

Materials Chemistry B, Vol.4, No.13, pp. 2304-2313, (2016). https://doi.org/10.1039/C5TB02518D

28. W. Feng, Z. Wang, “Tailoring the swellingshrinkablebehavior of hydrogels for biomedical applications”, Advanced Science, Vol.10, No.28, pp. 2303326, (2023).

https://doi.org/10.1002/advs.202303326