In this short perspective article, it is asked why – different from their macroscopic bulk counterparts – biopolymer-based microgels with dynamically switchable mechanical properties are basically non-existent. The article pinpoints why such dynamic control over the viscoelasticity of microgels would be desirable for the encapsulation of stem cells, how switchable mechanical properties may be achievable in biopolymer-based microgel systems, and what pitfalls and issues need to be addressed to realize such a complex, engineered microenvironment for cells.
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In this short perspective article, it is asked why – different from their macroscopic bulk counterparts – biopolymer-based microgels with dynamically switchable mechanical properties are basically non-existent. The article pinpoints why such dynamic control over the viscoelasticity of microgels would be desirable for the encapsulation of stem cells, how switchable mechanical properties may be achievable in biopolymer-based microgel systems, and what pitfalls and issues need to be addressed to re...
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