Cystic fibrosis epithelial cells are primed for apoptosis as a result of increased Fas (CD95)

作者: Qiwei Chen , Sudha Priya Soundara Pandi , Lauren Kerrigan , Noel G. McElvaney , Catherine M. Greene

DOI: 10.1016/J.JCF.2018.01.010

关键词: Cancer researchCystic fibrosisApoptosisBasal (phylogenetics)Fas receptorCystic fibrosis transmembrane conductance regulatorReceptorMedicineBronchial Epithelial CellExtrinsic apoptosis

摘要: Abstract Background Previous work suggests that apoptosis is dysfunctional in cystic fibrosis (CF) airways with conflicting results. We evaluated the relationship between transmembrane conductance regulator (CFTR) and CF airway epithelial cells. Methods Apoptosis associated caspase activity were analysed non-CF tracheal bronchial cell lines. Results Basal levels of caspase-3 caspase-8 significantly increased cells compared to controls, suggesting involvement extrinsic signalling, which mediated by activation death receptors, such as Fas (CD95). Increased observed brushings from patients controls. Neutralisation inhibited untreated In addition, control Conclusions Overall, these results suggest are more sensitive via subsequent receptor pathway, may be CFTR.

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