Human alveolar type 2 epithelium transdifferentiates into metaplastic KRT5+ basal cells

JJ Kathiriya, C Wang, M Zhou, A Brumwell… - Nature cell …, 2022 - nature.com
Loss of alveolar type 2 cells (AEC2s) and the ectopic appearance of basal cells in the alveoli
characterize severe lung injuries such as idiopathic pulmonary fibrosis (IPF). Here we …

Airway basal cells show a dedifferentiated KRT17highPhenotype and promote fibrosis in idiopathic pulmonary fibrosis

B Jaeger, JC Schupp, L Plappert, O Terwolbeck… - Nature …, 2022 - nature.com
Idiopathic pulmonary fibrosis (IPF) is a fatal disease with limited treatment options. In this
study, we focus on the properties of airway basal cells (ABC) obtained from patients with IPF …

Modeling fibrotic alveolar transitional cells with pluripotent stem cell-derived alveolar organoids

V Ptasinski, SJ Monkley, K Öst, M Tammia… - Life science …, 2023 - life-science-alliance.org
Repeated injury of the lung epithelium is proposed to be the main driver of idiopathic
pulmonary fibrosis (IPF). However, available therapies do not specifically target the …

Persistence of a regeneration-associated, transitional alveolar epithelial cell state in pulmonary fibrosis

Y Kobayashi, A Tata, A Konkimalla, H Katsura… - Nature cell …, 2020 - nature.com
Stem cells undergo dynamic changes in response to injury to regenerate lost cells.
However, the identity of transitional states and the mechanisms that drive their trajectories …

Multiple stromal populations contribute to pulmonary fibrosis without evidence for epithelial to mesenchymal transition

JR Rock, CE Barkauskas, MJ Cronce… - Proceedings of the …, 2011 - National Acad Sciences
There are currently few treatment options for pulmonary fibrosis. Innovations may come from
a better understanding of the cellular origin of the characteristic fibrotic lesions. We have …

Gli1+ mesenchymal stromal cells form a pathological niche to promote airway progenitor metaplasia in the fibrotic lung

M Cassandras, C Wang, J Kathiriya, T Tsukui… - Nature cell …, 2020 - nature.com
Aberrant epithelial reprogramming can induce metaplastic differentiation at sites of tissue
injury that culminates in transformed barriers composed of scar and metaplastic epithelium …

Regulation of epithelial transitional states in murine and human pulmonary fibrosis

F Wang, C Ting, KA Riemondy… - The Journal of …, 2023 - Am Soc Clin Investig
Idiopathic pulmonary fibrosis (IPF) is a progressive scarring disease arising from impaired
regeneration of the alveolar epithelium after injury. During regeneration, type 2 alveolar …

Single-cell reconstruction of human basal cell diversity in normal and idiopathic pulmonary fibrosis lungs

G Carraro, A Mulay, C Yao, T Mizuno… - American journal of …, 2020 - atsjournals.org
Rationale: Declining lung function in patients with interstitial lung disease is accompanied
by epithelial remodeling and progressive scarring of the gas-exchange region. There is a …

[HTML][HTML] Epithelial-mesenchymal transition contributes to pulmonary fibrosis via aberrant epithelial/fibroblastic cross-talk

C Hill, MG Jones, DE Davies… - Journal of lung health and …, 2019 - ncbi.nlm.nih.gov
Idiopathic pulmonary fibrosis (IPF) is the prototypic progressive fibrotic interstitial lung
disease. Median survival is only 3 years, and treatment options are limited. IPF is thought to …

Alveolar epithelial cell mesenchymal transition develops in vivo during pulmonary fibrosis and is regulated by the extracellular matrix

KK Kim, MC Kugler, PJ Wolters… - Proceedings of the …, 2006 - National Acad Sciences
Mechanisms leading to fibroblast accumulation during pulmonary fibrogenesis remain
unclear. Although there is in vitro evidence of lung alveolar epithelial-to-mesenchymal …