Table 1.
Overview of hydrogels and their applications
| Hydrogel | Application | Reference |
|---|---|---|
| Temperature responsive hydrogels | Skin tissue engineering, wound covering, cell carriers | [131,132] |
| Light responsive hydrogels | Drug delivery, microfluidic devices | [115,116,130] |
| Electro responsive hydrogels | Membrane and implant-based drug delivery | [137,138] |
| Magnetic responsive hydrogels | Drug delivery, tissue repair, targeted MRI for disease diagnosis | [149,150,151,152] |
| pH-responsive hydrogels | Drug and protein delivery, 3D cell culture | [107,115,116,130] |
| Glucose responsive hydrogels | Immunoisolation devices | [146,147,148] |
| Biochemical responsive hydrogels | Smart sensors and actuators | [139,140,141] |
| Collagen-based hydrogels | Corneal, tendon tissue engineering | [133,134,135,136] |
| Injectable hydrogels | Bone, cartilage and meniscus tissue engineering, drug delivery, Osteo-arthritis therapy | [104,118,119,120,121,122,123,124,125,126,127,128,129] |