Title: | Dynamics of Escape and Translocation of Biopolymers Biopolymeerien pako- ja translokaatiodynamiikka |
Author(s): | Ikonen, Timo |
Date: | 2012 |
Language: | en |
Pages: | 145 |
Department: | Teknillisen fysiikan laitos Department of Applied Physics |
ISBN: | 978-952-60-4647-1 (electronic) 978-952-60-4646-4 (printed) |
Series: | Aalto University publication series DOCTORAL DISSERTATIONS, 72 |
ISSN: | 1799-4942 (electronic) 1799-4934 (printed) 1799-4934 (ISSN-L) |
Supervising professor(s): | Ala-Nissilä, Tapio |
Subject: | Biotechnology, Physics |
Keywords: | molecular dynamics, soft matter, rare events, polymer translocation, hyperdynamics, Resonant activation, molekyylidynamiikka, pehmeä aine, harvinaiset tapahtumat, polymeeritranslokaatio, hyperdynamiikka, resonantti aktivoituminen |
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Abstract:Biologisissa systeemeissä polymeerien ominaisuudet ja dynamiikka ohjaavat ja mahdollistavat useita prosesseja, kuten soluissa tapahtuvan geneettisen tiedon tallentamisen ja monistamisen. Monilla tällaisilla prosesseilla on myös mielenkiintoisia teknologiasovelluksia. Esimerkiksi DNA-polymeerin ajetun translokaation nanokokoisen huokosen läpi uskotaan mahdollistavan ultranopean ja edullisen DNA:n sekvensoinnin, mikä saattaa johtaa mullistaviin edistysaskeliin lääketieteessä ja bioteknologiassa. |
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Parts:[Publication 1]: T. Ikonen, M.D. Khandkar, L.Y.Chen, S.C. Ying and T. Ala-Nissila. Diffusion in periodic potentials with path integral hyperdynamics. Physical Review E, 84, 026703-1–026073-7, August 2011[Publication 2]: Jaeoh Shin, Timo Ikonen, Mahendra D. Khandkar, Tapio Ala-Nissila and Wokyung Sung. Polymer escape from a metastable Kramers potential: Path integral hyperdynamics study. The Journal of Chemical Physics, 133, 184902-1–184902-7, November 2010[Publication 3]: T. Ikonen, A. Bhattacharya, T. Ala-Nissila and W. Sung. Unifying model of driven polymer translocation. Accepted for publication in Physical Review E, April 2012[Publication 4]: T. Ikonen, A. Bhattacharya, T. Ala-Nissila and W. Sung. Influence of non-universal effects on dynamical scaling in driven polymer translocation. The Journal of Chemical Physics, submitted April 2012[Publication 5]: Timo Ikonen, Jaeoh Shin, Tapio Ala-Nissila and Wokyung Sung. Polymer translocation under time-dependent driving forces: resonant activation induced by attractive polymer-pore interactions. The Journal of Chemical Physics, submitted February 2012 |
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