Tuning nanopore surface polarity and rectification properties through enzymatic hydrolysis inside nanoconfined geometries

被引:19
作者
Ali, Mubarak [1 ,2 ]
Nasir, Saima [1 ,2 ]
Ahmed, Ishtiaq [3 ]
Fruk, Ljiljana
Ensinger, Wolfgang [1 ]
机构
[1] Tech Univ Darmstadt, Fachgebiet Mat Analyt, D-64287 Darmstadt, Germany
[2] GSI Helmholtzzentrum Schwerionenforsch, D-64291 Darmstadt, Germany
[3] Karlsruher Inst Technol, DFG Ctr Funct Nanostruct, D-76131 Karlsruhe, Germany
关键词
SINGLE; CHANNELS; DIODE;
D O I
10.1039/c3cc45318a
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
Enzyme-catalyzed reactions inside nanoconfined geometries promote sensitive changes in the surface charge polarity and the concomitant permselective transport properties of the single conical nanopores.
引用
收藏
页码:8770 / 8772
页数:3
相关论文
共 41 条
[1]   Calcium Binding and Ionic Conduction in Single Conical Nanopores with Polyacid Chains: Model and Experiments [J].
Ali, Mubarak ;
Nasir, Saima ;
Ramirez, Patricio ;
Cervera, Javier ;
Mafe, Salvador ;
Ensinger, Wolfgang .
ACS NANO, 2012, 6 (10) :9247-9257
[2]   Optical Gating of Photosensitive Synthetic Ion Channels [J].
Ali, Mubarak ;
Nasir, Saima ;
Ramirez, Patricio ;
Ahmed, Ishtiaq ;
Quoc Hung Nguyen ;
Fruk, Ljiljana ;
Mafe, Salvador ;
Ensinger, Wolfgang .
ADVANCED FUNCTIONAL MATERIALS, 2012, 22 (02) :390-396
[3]   Sequence-Specific Recognition of DNA Oligomer Using Peptide Nucleic Acid (PNA)-Modified Synthetic Ion Channels: PNA/DNA Hybridization in Nanoconfined Environment [J].
Ali, Mubarak ;
Neumann, Reinhard ;
Ensinger, Wolfgang .
ACS NANO, 2010, 4 (12) :7267-7274
[4]   Diode-like single-ion track membrane prepared by electro-stopping [J].
Apel, PY ;
Korchev, YE ;
Siwy, Z ;
Spohr, R ;
Yoshida, M .
NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH SECTION B-BEAM INTERACTIONS WITH MATERIALS AND ATOMS, 2001, 184 (03) :337-346
[5]   HEAVY-PARTICLE TRACKS IN POLYMERS AND POLYMERIC TRACK MEMBRANES [J].
APEL, PY .
RADIATION MEASUREMENTS, 1995, 25 (1-4) :667-674
[6]   Stochastic sensors inspired by biology [J].
Bayley, H ;
Cremer, PS .
NATURE, 2001, 413 (6852) :226-230
[7]  
Budzynski AZ, 2001, LAB MED, V32, P365
[8]   Nanofluidic diode and bipolar transistor [J].
Daiguji, H ;
Oka, Y ;
Shirono, K .
NANO LETTERS, 2005, 5 (11) :2274-2280
[9]   Solid-state nanopores [J].
Dekker, Cees .
NATURE NANOTECHNOLOGY, 2007, 2 (04) :209-215
[10]   THE INWARD RECTIFIER POTASSIUM CHANNEL FAMILY [J].
DOUPNIK, CA ;
DAVIDSON, N ;
LESTER, HA .
CURRENT OPINION IN NEUROBIOLOGY, 1995, 5 (03) :268-277