Article (Scientific journals)
Immediate reuse of patch-clamp pipettes after ultrasonic cleaning.
Jehasse, Kevin; Jouhanneau, Jean-Sébastien; Wetz, Sophie et al.
2024In Scientific Reports, 14 (1), p. 1660
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Keywords :
patch-clamp; sonification; pipettes cleaning
Abstract :
[en] The patch-clamp technique has revolutionized neurophysiology by allowing to study single neuronal excitability, synaptic connectivity, morphology, and the transcriptomic profile. However, the throughput in recordings is limited because of the manual replacement of patch-pipettes after each attempt which are often also unsuccessful. This has been overcome by automated cleaning the tips in detergent solutions, allowing to reuse the pipette for further recordings. Here, we developed a novel method of automated cleaning by sonicating the tips within the bath solution wherein the cells are placed, reducing the risk of contaminating the bath solution or internal solution of the recording pipette by any detergent and avoiding the necessity of a separate chamber for cleaning. We showed that the patch-pipettes can be used consecutively at least ten times and that the cleaning process does not negatively impact neither the brain slices nor other patched neurons. This method, combined with automated patch-clamp, highly improves the throughput for single and especially multiple recordings.
Disciplines :
Engineering, computing & technology: Multidisciplinary, general & others
Author, co-author :
Jehasse, Kevin  ;  Université de Liège - ULiège > Département d'électricité, électronique et informatique (Institut Montefiore) > Systèmes et modélisation
Jouhanneau, Jean-Sébastien;  Max Delbrück Center for Molecular Medicine in the Helmholtz Association (MDC), Berlin, Germany ; Neuroscience Research Center, Charité-Universitätsmedizin Berlin, Berlin, Germany
Wetz, Sophie;  Systems Neurophysiology, Institute of Biology II, RWTH-Aachen University, Aachen, Germany ; Research Training Group 2610 InnoRetVision, RWTH-Aachen University, Aachen, Germany
Schwedt, Alexander;  Central Facility for Electron Microscopy, RWTH-Aachen University, Aachen, Germany
Poulet, James F A;  Max Delbrück Center for Molecular Medicine in the Helmholtz Association (MDC), Berlin, Germany ; Neuroscience Research Center, Charité-Universitätsmedizin Berlin, Berlin, Germany
Neumann-Raizel, Peter;  Luigs & Neumann GmbH, Ratingen, Germany
Kampa, Björn M;  Systems Neurophysiology, Institute of Biology II, RWTH-Aachen University, Aachen, Germany. kampa@brain.rwth-aachen.de ; JARA BRAIN, Institute of Neuroscience and Medicine (INM-10), Forschungszentrum Jülich, Jülich, Germany. kampa@brain.rwth-aachen.de ; Research Training Group 2610 InnoRetVision, RWTH-Aachen University, Aachen, Germany. kampa@brain.rwth-aachen.de
Language :
English
Title :
Immediate reuse of patch-clamp pipettes after ultrasonic cleaning.
Publication date :
18 January 2024
Journal title :
Scientific Reports
eISSN :
2045-2322
Publisher :
Springer Science and Business Media LLC, England
Volume :
14
Issue :
1
Pages :
1660
Peer reviewed :
Peer Reviewed verified by ORBi
Funders :
Luigs & Neumann GmbH [DE]
DFG - Deutsche Forschungsgemeinschaft [DE]
NINDS - National Institute of Neurological Disorders and Stroke [US-MD]
ERC - European Research Council [BE]
HGF - Helmholtz Association of German Research Centres [DE]
RWTH Aachen University [DE]
Funding text :
This work was funded by the Deutsche Forschungsgemeinschaft (DFG, German Research Foundation) Project number 424556709-GRK 2610, the European Research Council (ERC-2015-CoG-682422, J.F.A.P.), the Deutsche Forschungsgemeinschaft (FOR 2143, J.F.A.P.; SFB 1315, J.F.A.P.), the Helmholtz Society (J.F.A.P.), the National Institute Of Neurological Disorders and Stroke of the National Institutes of Health (R01NS123711, subaward number 1090705-458441, J.F.A.P., J-S.J; note that the content of this manuscript is solely the responsibility of the authors and does not necessarily represent the official views of the National Institutes of Health) and by Luigs & Neumann GmbH. We thank members of the laboratory of J.F.A.P. for constructive comments on the manuscript, S. Steinfelder for help with administrative and technical aspects. We also thank the technical staff from the Central Facility for Electron Microscopy at RWTH-Aachen University and the staff from Luigs & Neumann GmbH involved in that project for their help.
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