Literature DB >> 15463942

Determination of CFTR chloride channel activity and pharmacology using radiotracer flux methods.

Caroline Norez1, Ghanshyam D Heda, Timothy Jensen, Ilana Kogan, Lauren K Hughes, Céline Auzanneau, Renaud Dérand, Laurence Bulteau-Pignoux, Canhui Li, Mohabir Ramjeesingh, Hongyu Li, David N Sheppard, Christine E Bear, John R Riordan, Frédéric Becq.   

Abstract

Flux studies using either radioisotopes or ion-selective electrodes are a convenient method to assay the function of the cystic fibrosis transmembrane conductance regulator (CFTR) Cl- channel. Here, we described three different protocols to study the properties, regulation and pharmacology of the CFTR Cl- channel in populations of cells and artificial vesicles. These techniques are widely used to evaluate the function of wild-type and mutant CFTR prior to detailed analyses using the patch-clamp technique. Moreover, they have proved especially valuable in the search for new drugs to treat cystic fibrosis.

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Year:  2004        PMID: 15463942     DOI: 10.1016/j.jcf.2004.05.025

Source DB:  PubMed          Journal:  J Cyst Fibros        ISSN: 1569-1993            Impact factor:   5.482


  10 in total

1.  Functional reconstitution and channel activity measurements of purified wildtype and mutant CFTR protein.

Authors:  Paul D W Eckford; Canhui Li; Christine E Bear
Journal:  J Vis Exp       Date:  2015-03-09       Impact factor: 1.355

2.  Missense mutations in SLC26A8, encoding a sperm-specific activator of CFTR, are associated with human asthenozoospermia.

Authors:  Thassadite Dirami; Baptiste Rode; Mathilde Jollivet; Nathalie Da Silva; Denise Escalier; Natacha Gaitch; Caroline Norez; Pierre Tuffery; Jean-Philippe Wolf; Frédéric Becq; Pierre F Ray; Emmanuel Dulioust; Gérard Gacon; Thierry Bienvenu; Aminata Touré
Journal:  Am J Hum Genet       Date:  2013-04-11       Impact factor: 11.025

3.  Time resolved secretion of chloride from a monolayer of mucin-secreting epithelial cells.

Authors:  Sumitha Nair; Rohit Kashyap; Christian L Laboisse; Ulrich Hopfer; Miklos Gratzl
Journal:  Eur Biophys J       Date:  2007-10-30       Impact factor: 1.733

4.  Deletion of CFTR translation start site reveals functional isoforms of the protein in CF patients.

Authors:  Anabela S Ramalho; Marzena A Lewandowska; Carlos M Farinha; Filipa Mendes; Juan Gonçalves; Celeste Barreto; Ann Harris; Margarida D Amaral
Journal:  Cell Physiol Biochem       Date:  2009-11-04

5.  Evidence that CFTR is expressed in rat tracheal smooth muscle cells and contributes to bronchodilation.

Authors:  Clarisse Vandebrouck; Patricia Melin; Caroline Norez; Renaud Robert; Christelle Guibert; Yvette Mettey; Frédéric Becq
Journal:  Respir Res       Date:  2006-08-28

6.  A noninvasive optical approach for assessing chloride extrusion activity of the K-Cl cotransporter KCC2 in neuronal cells.

Authors:  Anastasia Ludwig; Claudio Rivera; Pavel Uvarov
Journal:  BMC Neurosci       Date:  2017-01-31       Impact factor: 3.288

Review 7.  Assays of CFTR Function In Vitro, Ex Vivo and In Vivo.

Authors:  Anabela Santo Ramalho; Mieke Boon; Marijke Proesmans; François Vermeulen; Marianne S Carlon; Kris De Boeck
Journal:  Int J Mol Sci       Date:  2022-01-27       Impact factor: 5.923

8.  Involvement of the Cdc42 pathway in CFTR post-translational turnover and in its plasma membrane stability in airway epithelial cells.

Authors:  Romain Ferru-Clément; Fleur Fresquet; Caroline Norez; Thierry Métayé; Frédéric Becq; Alain Kitzis; Vincent Thoreau
Journal:  PLoS One       Date:  2015-03-13       Impact factor: 3.240

Review 9.  Recent Strategic Advances in CFTR Drug Discovery: An Overview.

Authors:  Marco Rusnati; Pasqualina D'Ursi; Nicoletta Pedemonte; Chiara Urbinati; Robert C Ford; Elena Cichero; Matteo Uggeri; Alessandro Orro; Paola Fossa
Journal:  Int J Mol Sci       Date:  2020-03-31       Impact factor: 5.923

Review 10.  Synthesis and Therapeutic Applications of Iminosugars in Cystic Fibrosis.

Authors:  Anna Esposito; Daniele D'Alonzo; Maria De Fenza; Eliana De Gregorio; Anna Tamanini; Giuseppe Lippi; Maria Cristina Dechecchi; Annalisa Guaragna
Journal:  Int J Mol Sci       Date:  2020-05-09       Impact factor: 5.923

  10 in total

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