Prof. Dr. Janos Vörös

Laboratory of Biosensors and Bioelectronics Institute for Biomedical Engineering University and ETH Zurich Gloriastrasse 35 F82, ETZ Zurich Tel. +41 44 632 5903 Fax 041 44 632 1193 janos.voros@biomed.ee.ethz.ch

Main Goals, Keywords

• Interfacing biology with electronics at the nanometer scale
• Bottom-up creation of neuron networks
• Electronically controlled drug delivery and cell-sheet engineering
• Nanowire and enzymatic electric biosensing
• Nanoparticle based optical biosensing

Group Members

1 group leader, 1 senior scientist, 2 postdoctoral fellows, 19 Phd students, 1 MD/PhD student, 2 staff

Future Projects

• Neuron networks with controlled topology
• Intelligent 3D cell cultures
• Electronically controlled local delivery of drugs
• Artificial synapse
• Nanowire based electronic biosensing
• DNA assisted micro- and nano-patterning
• Nanoparticle based optical biosensing
• Novel amplification schemes for enzymatic and fluorescence based biosensing

Techniques and Equipment

• Wet-lab for sample preparation,
• Cell-culture facilities
• Confocal Laser Scanning Microscope
• Bio-AFM Fluorescence Microscope
• Optical Waveguide Sensors
• Quartz Crystal Microbalance with Dissipation
• ZeptoReader (fluorescence microarray reader)
• Spotter
• Potentiostats
• Spectrophotometers
• Access to micro and nanofabrication facilities

Selected Publications

• Mackenzie R, Fraschina C, Dielacher B, Sannomiya T, Dahlin AB, Vörös J. Simultaneous electrical and plasmonic monitoring of potential induced ion adsorption on metal nanowire arrays. Nanoscale. 2013 Jun 7;5(11):4966-75. doi: 10.1039/c3nr34172k. Epub 2013 May 1.
• Sugihara K, Chami M, Derényi I, Vörös J, Zambelli T. Directed self-assembly of lipid nanotubes from inverted hexagonal structures. ACS Nano. 2012 Aug 28;6(8):6626-32. doi: 10.1021/nn300557s. Epub 2012 Aug 9.
• Dahlin AB, Zahn R, Vörös J. Nanoplasmonic sensing of metal-halide complex formation and the electric double layer capacitor. Nanoscale. 2012 Apr 7;4(7):2339-51. doi: 10.1039/c2nr11950a. Epub 2012 Feb 28.
• Zahn R, Thomasson E, Guillaume-Gentil O, Vörös J, Zambelli T. Ion-induced cell sheet detachment from standard cell culture surfaces coated with polyelectrolytes. Biomaterials. 2012 Apr;33(12):3421-7. doi: 10.1016/j.biomaterials.2012.01.019. Epub 2012 Feb 1.

URL

www.lbb.ethz.ch