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History
- Received May 30, 2012
- Revision received September 11, 2012
- Accepted September 21, 2012
- First published November 21, 2012.
- Version of record published November 21, 2012.
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Copyright © 2012 the authors 0270-6474/12/3216821-11$15.00/0
Author Information
Author contributions
Author contributions: R.F. designed research; R.F. performed research; R.F. and E.-V.I. analyzed data; R.F., E.-V.I., M.V., and M.W. wrote the paper.
Disclosures
- Received May 30, 2012.
- Revision received September 11, 2012.
- Accepted September 21, 2012.
This study was supported by grants from the Academy of Finland to R.F., M.V., and M.W. and from the FGSN to E.-V.I.
We thank Jouni Takalo for help with information rate calculations and Dr. Jeremy Niven for valuable comments on the manuscript.
The authors declare no competing financial interests.
- Correspondence should be addressed to Roman Frolov, Department of Physics, Division of Biophysics, University of Oulu, PO Box 3000, 90014 Oulun yliopisto, Finland. rvfrolov{at}gmail.com
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