In the past two decades, physical polymeric hydrogels have been extensively explored for
biomedical applications, such as drug delivery and tissue engineering. These hydrogels …

Stimuli-sensitive injectable polymeric hydrogels have been extensively investigated during
the past decade as bioactive agent delivery vehicles and for tissue engineering applications …

Stimuli-sensitive block copolymer hydrogels, which are reversible polymer networks formed
by physical interactions and exhibit a sol–gel phase-transition in response to external …

A concentrated fish soup could be gelled in the winter and re-solled upon heating. In
contrast, some synthetic copolymers exhibit an inverse sol–gel transition with spontaneous …

Over the past decades, significant progress has been made in the field of hydrogels as
functional biomaterials. Biomedical application of hydrogels was initially hindered by the …

Hydrogels that can form spontaneously via covalent bond formation upon injection in vivo
have recently attracted significant attention for their potential to address a variety of …

Hydrogels are attractive materials for the controlled release of therapeutics because of their
capacity to embed biologically active agents in their water-swollen network. Recent …

Hydrogels are promising for a variety of medical applications due to their high water content
and mechanical similarity to natural tissues. When made injectable, hydrogels can reduce …

Highlights•Nano/microstructures can be incorporated into the hydrogels by various physical
or chemical cross-linking methods.•Nano/microstructures can enhance the mechanical …

Hydrogels from biopolymers are readily synthesized, can possess various characteristics for
different applications, and have been widely used in biomedicine to help with patient …