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Restored alveolar epithelial differentiation and reversed human lung fibrosis upon Notch inhibition

Restored alveolar epithelial differentiation and reversed human lung fibrosis upon Notch inhibition

https://devfeature-collection.sl.nsw.gov.au/record/TN_cdi_proquest_journals_2192787076

Restored alveolar epithelial differentiation and reversed human lung fibrosis upon Notch inhibition

About this item

Full title

Restored alveolar epithelial differentiation and reversed human lung fibrosis upon Notch inhibition

Publisher

Cold Spring Harbor: Cold Spring Harbor Laboratory Press

Journal title

bioRxiv, 2019-03

Language

English

Formats

Publication information

Publisher

Cold Spring Harbor: Cold Spring Harbor Laboratory Press

More information

Scope and Contents

Contents

Alveolar epithelial cell type II (AEC2) injury underlies idiopathic pulmonary fibrosis (IPF). Here we show increased Notch1 signaling in AEC2s in human IPF and IPF models, causing enhanced proliferation and de-differentiation of AEC2s. As a result, we observed defective surfactant protein (SP)-B/C processing, elevated alveolar surface tension, repetitive alveolar collapse and development of lung fibrosis. Similar changes were encountered upon pharmacological inhibition of SP-B/C processing in vivo by pepstatin A. Inhibition of Notch signaling in cultured human IPF precision cut lung slices improved surfactant processing capacity of AEC2s and reversed fibrosis. Notch1 therefore offers as novel therapeutic target. Footnotes * https://www.ncbi.nlm.nih.gov/geo/query/acc.cgi?acc=GSE95856 * https://www.ncbi.nlm.nih.gov/geo/query/acc.cgi?acc=GSE68239...

Alternative Titles

Full title

Restored alveolar epithelial differentiation and reversed human lung fibrosis upon Notch inhibition

Identifiers

Primary Identifiers

Record Identifier

TN_cdi_proquest_journals_2192787076

Permalink

https://devfeature-collection.sl.nsw.gov.au/record/TN_cdi_proquest_journals_2192787076

Other Identifiers

E-ISSN

2692-8205

DOI

10.1101/580498