This paper develops a method to create bioelectronic interfaces using collagen and conducting polymers, enhancing biointegration and cell compatibility.

ACS Applied Materials & Interfaces · Aug 19, 2026Peer-reviewedBioengineering

3D Printed Bioelectronic Scaffolds for Impedance-based Cytotoxicity Monitoring of In Vitro Cancer Models

Somtochukwu S. Okafor, Sandra K. Montgomery, Jae Park, Tianran Liu, Mbama Safrega, Justin S. Yu, Cayleigh P. O'Hare, Angela M. Schab, Anna P. Goestenkors, Cielo J. Vargas Espinoza, Yuqing Wu, Elena Lomonosova, Ismael Seáñez, Mary M. Mullen, Alexandra L. Rutz

This paper introduces 3D printed bioelectronic scaffolds for impedance-based cytotoxicity monitoring in 3D cancer cell cultures, demonstrating their effectiveness in drug response assessment.

bioRxiv · May 12, 2026 · PreprintBioengineering

3D printed bioelectronic scaffolds with soft tissue-like stiffness

Somtochukwu S. Okafor, Jae Park, Tianran Liu, Anna P. Goestenkors, Riley M. Alvarez, Barbara A. Semar, Justin S. Yu, Cayleigh P. O'Hare, Sandra K. Montgomery, Lianna C. Friedman, Alexandra L. Rutz

This study develops 3D printed PEDOT:PSS hydrogel scaffolds with soft tissue-like stiffness to support cell viability and function in bioelectronic applications.

Advanced Materials Technologies · Feb 4, 2025Peer-reviewedBioengineering