osteoarthritis, rabbit and sheep models, ultrasound, cartilage regeneration, mesenchymal stromal cell, piezoelectric hydrogel
melt electro-writing, reinforced hydrogel, PCL, injectable hydrogel, cartilage tissue engineering
Methacrylated gellan gum, natural polymer, visible light, photo-crosslinking optimization, steam sterilization, chondrocytes
melt electro-writing, reinforced hydrogel, PCL, injectable hydrogel, tissue engineering