This study modifies gelatin hydrogels through amination and thiolation to improve mechanical properties of stratified biomaterials for tissue engineering.

Journal of the mechanical behavior of biomedical materials/Journal of mechanical behavior of biomedical materials · Oct 1, 2025Peer-reviewedBioengineering

Granular hydrogels as brittle yield stress fluids

Gunnar B. Thompson, Jiye Lee, Krutarth M. Kamani, Flores‐Velasco, Simon A. Rogers, Brendan A.C. Harley

This paper quantifies the rheological behavior of granular hydrogels using the Kamani-Donley-Rogers model with Brittility, showing they behave as brittle yield stress fluids with complex transient properties.

Advanced Materials · Jul 9, 2025Peer-reviewedBioengineering

Dynamic Hydrogel Crosslink Strength Controls Yielding Characteristics and Cell Viability During Injection

Noah Eckman, Abigail K. Grosskopf, Grace Jiang, Krutarth M. Kamani, Michelle S. Huang, Brigitte Schmittlein, Sarah C. Heilshorn, Simon A. Rogers, Eric Andrew Appel

This study investigates how dynamic hydrogel crosslink strength affects yielding behavior and cell viability during injection, finding that slower yielding transitions enhance cell protection.

Biomaterials Science · Jan 1, 2025Peer-reviewedBioengineering