Chelsea demonstrated that human Mesenchymal Stem Cells align along topographies patterned on the surface of photodegradable hydrogels. She further showed that cells will dynamically change their cytoskeletal organization in response to a modified topography.
C.M. Kirschner and K.S. Anseth, "In Situ Control of Cell Substrate Microtopographies Using Photolabile Hydrogels," Small (2012).