News and Views
Nature Nanotechnology 2, 596 - 597 (2007)
Published online: 23 September 2007 | doi:10.1038/nnano.2007.313
Subject Categories: Nanometrology and instrumentation | Nanosensors and other devices | Surface patterning and imaging
Biosensing: Taking charge of biomolecules
Joseph M. Kinsella1 & Albena Ivanisevic1,2
- Joseph M. Kinsella and Albena Ivanisevic are in the Weldon School of Biomedical Engineering, Purdue University, West Lafayette, Indiana 47907, USA.
- Albena Ivanisevic is the Department of Chemistry, Purdue University, West Lafayette, Indiana 47907, USA.
Correspondence to: Albena Ivanisevic1,2 e-mail: albena@purdue.edu
Abstract
The combination of two scanning probe microscopy techniques has led to a label-free method of detecting charged molecules at the nanoscale and offers a general approach to biosensing with improved resolution, sensitivity and speed.
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