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Igor Vodyanoy
Researcher at Office of Naval Research
Publications - 24
Citations - 2289
Igor Vodyanoy is an academic researcher from Office of Naval Research. The author has contributed to research in topics: Scanning ion-conductance microscopy & Stochastic resonance. The author has an hindex of 18, co-authored 24 publications receiving 2196 citations. Previous affiliations of Igor Vodyanoy include National Institutes of Health & University College London.
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Counting polymers moving through a single ion channel
TL;DR: This work shows that natural channel-forming peptides incorporated into a bilayer lipid membrane can be used to detect the passage of single molecules with gyration radii as small as 5–15 Å, and infer both the average number and the diffusion coefficients of poly(ethylene glycol) molecules in the pore.
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Noise-induced enhancement of signal transduction across voltage-dependent ion channels
TL;DR: A hundred-fold increase in signal transduction induced by external noise is accompanied by a growth in the output signal-to-noise ratio, and the system of ion channels considered here represents the simplest biological system yet known to exhibit stochastic resonance.
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Stochastic resonance in non-dynamical systems without response thresholds
TL;DR: Stochastic resonance can occur in a broad class of thermally driven physico-chemical systems, such as semiconductor p–n junctions, mesoscopic electronic devices and voltage-dependent ion channels, in which reaction rates are controlled by activation barriers.
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Cell Volume Measurement Using Scanning Ion Conductance Microscopy
Yuri E. Korchev,Julia Gorelik,Max J. Lab,Elena V. Sviderskaya,Caroline L. Johnston,Charles Coombes,Igor Vodyanoy,Igor Vodyanoy,Christopher R. W. Edwards +8 more
TL;DR: A novel scanning ion conductance microscopy technique for assessing the volume of living cells, which allows quantitative, high-resolution characterization of dynamic changes in cell volume while retaining the cell functionality, is reported.
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Dynamic assembly of surface structures in living cells.
Julia Gorelik,Andrew Shevchuk,Gregory I. Frolenkov,Ivan Diakonov,Max J. Lab,Corné J. Kros,Guy P. Richardson,Igor Vodyanoy,Christopher R. W. Edwards,David Klenerman,Yuri E. Korchev +10 more
TL;DR: It is suggested that the intrinsic dynamics of microvilli, combined with their ability to make stable structures, allows them to act as elementary “building blocks” for the assembly of specialized structures on the cell surface.