Institute of Microengineering, École Polytechnique Fédérale de Lausanne, Lausanne, Switzerland.|Institute of Microengineering, École Polytechnique Fédérale de Lausanne, Lausanne, Switzerland.|Center for Integrative Genomics, Faculty of Biology and Medicine, University of Lausanne, Lausanne, Switzerland.|The Institute of Bioengineering, School of Life Sciences, École Polytechnique Fédérale de Lausanne, Lausanne, Switzerland.|Center for Integrative Genomics, Faculty of Biology and Medicine, University of Lausanne, Lausanne, Switzerland.|Institute of Microengineering, École Polytechnique Fédérale de Lausanne, Lausanne, Switzerland.