1. UCSF/UCB Joint Graduate Group in Bioengineering, Berkeley Sensor & Actuator Center, Department of Bioengineering, University of California−Berkeley, Berkeley, California, United States
2. Life Sciences Division, Lawrence Berkeley National Laboratories, Berkeley, California, United States
3. Material Science Division, Sandia National Laboratories, Livermore, California, United States
4. Department of Molecular and Biomedical Pharmacology, University of Kentucky, Lexington, Kentucky, United States