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Electrical pumping of potassium ions against an external concentration gradient in a biological ion channel

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Electrical pumping of potassium ions against an external concentration gradient in a biological ion channel

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Queralt-Martín, M.; García Giménez, E.; Aguilella, V.; Ramirez Hoyos, P.; Mafé, S.; Alcaraz González, A. (2013). Electrical pumping of potassium ions against an external concentration gradient in a biological ion channel. Applied Physics Letters. 103:43707-43711. doi:10.1063/1.4816748

Por favor, use este identificador para citar o enlazar este ítem: http://hdl.handle.net/10251/38330

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Title: Electrical pumping of potassium ions against an external concentration gradient in a biological ion channel
Author:
UPV Unit: Universitat Politècnica de València. Departamento de Física Aplicada - Departament de Física Aplicada
Issued date:
Abstract:
We show experimentally and theoretically that significant currents can be obtained with a biological ion channel, the OmpF porin of Escherichia coli, using zero-average potentials as driving forces. The channel rectifying ...[+]
Subjects: RATCHET , NANOFLUIDIC DIODE , SELECTIVITY , RECTIFICATION , NANOPORES , PORIN , OMPF , VOLTAGE
Copyrigths: Reconocimiento (by)
Source:
Applied Physics Letters. (issn: 0003-6951 )
DOI: 10.1063/1.4816748
Publisher:
American Institute of Physics (AIP)
Publisher version: http://dx.doi.org/10.1063/1.4816748
Thanks:
The authors acknowledge Marcel Aguilella-Arzo and Vicente Gomez for assistance in the preparation of the artwork. Financial support from the Generalitat Valenciana (Project PROMETEO/GV/0069), the Ministry of Economy and ...[+]
Type: Artículo

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