Institute of Biophysics, National Research Council, Palermo, Italy.|Institute of Biophysics, National Research Council, Palermo, Italy.|Institute of Biophysics, National Research Council, Palermo, Italy.|Blue Brain Project, École Polytechnique Fédérale de Lausanne, Campus Biotech, Geneva, Switzerland.|Blue Brain Project, École Polytechnique Fédérale de Lausanne, Campus Biotech, Geneva, Switzerland.|Blue Brain Project, École Polytechnique Fédérale de Lausanne, Campus Biotech, Geneva, Switzerland.|Blue Brain Project, École Polytechnique Fédérale de Lausanne, Campus Biotech, Geneva, Switzerland.|University College London, London, United Kingdom.|University College London, London, United Kingdom.|University College London, London, United Kingdom.|University College London, London, United Kingdom.|Blue Brain Project, École Polytechnique Fédérale de Lausanne, Campus Biotech, Geneva, Switzerland.|Blue Brain Project, École Polytechnique Fédérale de Lausanne, Campus Biotech, Geneva, Switzerland.|Laboratory of Neural Microcircuitry (LNMC), Brain Mind Institute, EPFL, Lausanne, Switzerland.|Laboratory of Neural Microcircuitry (LNMC), Brain Mind Institute, EPFL, Lausanne, Switzerland.|Institute of Experimental Medicine, Hungarian Academy of Sciences, Budapest, Hungary.|Institute of Experimental Medicine, Hungarian Academy of Sciences, Budapest, Hungary.|Blue Brain Project, École Polytechnique Fédérale de Lausanne, Campus Biotech, Geneva, Switzerland.|Blue Brain Project, École Polytechnique Fédérale de Lausanne, Campus Biotech, Geneva, Switzerland.|Blue Brain Project, École Polytechnique Fédérale de Lausanne, Campus Biotech, Geneva, Switzerland.|Institute of Biophysics, National Research Council, Palermo, Italy.