Modulation of Ion Transport to Restore Airway Hydration in Cystic Fibrosis

Cystic fibrosis (CF) is a life-limiting genetic disorder caused by loss-of-function mutations in the gene which codes for the CF transmembrane conductance regulator (CFTR) Cl<sup>−</sup> channel. Loss of Cl<sup>−</sup> secretion across the apical membrane of airway lining epi...

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Main Authors: James A. Reihill, Lisa E. J. Douglas, S. Lorraine Martin
Format: Article
Language:English
Published: MDPI AG 2021-03-01
Series:Genes
Subjects:
Online Access:https://www.mdpi.com/2073-4425/12/3/453
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author James A. Reihill
Lisa E. J. Douglas
S. Lorraine Martin
author_facet James A. Reihill
Lisa E. J. Douglas
S. Lorraine Martin
author_sort James A. Reihill
collection DOAJ
description Cystic fibrosis (CF) is a life-limiting genetic disorder caused by loss-of-function mutations in the gene which codes for the CF transmembrane conductance regulator (CFTR) Cl<sup>−</sup> channel. Loss of Cl<sup>−</sup> secretion across the apical membrane of airway lining epithelial cells results in dehydration of the airway surface liquid (ASL) layer which impairs mucociliary clearance (MCC), and as a consequence promotes bacterial infection and inflammation of the airways. Interventions that restore airway hydration are known to improve MCC. Here we review the ion channels present at the luminal surface of airway epithelial cells that may be targeted to improve airway hydration and MCC in CF airways.
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spelling doaj.art-f7b468738612435e9fec60f8f1b38faf2023-11-21T11:34:01ZengMDPI AGGenes2073-44252021-03-0112345310.3390/genes12030453Modulation of Ion Transport to Restore Airway Hydration in Cystic FibrosisJames A. Reihill0Lisa E. J. Douglas1S. Lorraine Martin2School of Pharmacy, Queen’s University Belfast, Belfast BT9 7BL, UKSchool of Pharmacy, Queen’s University Belfast, Belfast BT9 7BL, UKSchool of Pharmacy, Queen’s University Belfast, Belfast BT9 7BL, UKCystic fibrosis (CF) is a life-limiting genetic disorder caused by loss-of-function mutations in the gene which codes for the CF transmembrane conductance regulator (CFTR) Cl<sup>−</sup> channel. Loss of Cl<sup>−</sup> secretion across the apical membrane of airway lining epithelial cells results in dehydration of the airway surface liquid (ASL) layer which impairs mucociliary clearance (MCC), and as a consequence promotes bacterial infection and inflammation of the airways. Interventions that restore airway hydration are known to improve MCC. Here we review the ion channels present at the luminal surface of airway epithelial cells that may be targeted to improve airway hydration and MCC in CF airways.https://www.mdpi.com/2073-4425/12/3/453cystic fibrosision channelcystic fibrosis transmembrane conductance regulator (CFTR)epithelial sodium channel (ENaC)transmembrane member 16A (TMEM16A)big potassium (BK)
spellingShingle James A. Reihill
Lisa E. J. Douglas
S. Lorraine Martin
Modulation of Ion Transport to Restore Airway Hydration in Cystic Fibrosis
Genes
cystic fibrosis
ion channel
cystic fibrosis transmembrane conductance regulator (CFTR)
epithelial sodium channel (ENaC)
transmembrane member 16A (TMEM16A)
big potassium (BK)
title Modulation of Ion Transport to Restore Airway Hydration in Cystic Fibrosis
title_full Modulation of Ion Transport to Restore Airway Hydration in Cystic Fibrosis
title_fullStr Modulation of Ion Transport to Restore Airway Hydration in Cystic Fibrosis
title_full_unstemmed Modulation of Ion Transport to Restore Airway Hydration in Cystic Fibrosis
title_short Modulation of Ion Transport to Restore Airway Hydration in Cystic Fibrosis
title_sort modulation of ion transport to restore airway hydration in cystic fibrosis
topic cystic fibrosis
ion channel
cystic fibrosis transmembrane conductance regulator (CFTR)
epithelial sodium channel (ENaC)
transmembrane member 16A (TMEM16A)
big potassium (BK)
url https://www.mdpi.com/2073-4425/12/3/453
work_keys_str_mv AT jamesareihill modulationofiontransporttorestoreairwayhydrationincysticfibrosis
AT lisaejdouglas modulationofiontransporttorestoreairwayhydrationincysticfibrosis
AT slorrainemartin modulationofiontransporttorestoreairwayhydrationincysticfibrosis