Currently in development for implants, a new lab-made cartilage gel may be better than the real thing for relief from stiff, achy knees.
The need to keep vaccines cold makes global shipping a challenge. Researchers say their hydrogel approach could change that.
A new material can deliver medications on demand and only when bacteria are present. The advance could be particularly helpful for wound dressings.
A hydrogel appears to offer a temporary, hospitable environment that helps activate modified immune cells attack cancer.