Hydrogels and tunability
![Hydrogels and tunability](http://cellgs.e2ecdn.co.uk/ArticleImages/Brain-neurons.jpg?w=755&h=500&mode=pad&quality=85)
Hydrogels are being increasingly for a wide range of biomedical applications including cell culture, drug delivery, tissue engineering and wound healing. This research has opened up new opportunities to provide materials that are triggerable and tuneable.