Neural mechanisms underlying the coughing reflex

H Lu, P Cao - Neuroscience Bulletin, 2023 - Springer
Breathing is an intrinsic natural behavior and physiological process that maintains life. The
rhythmic exchange of gases regulates the delicate balance of chemical constituents within …

A succinate/SUCNR1-brush cell defense program in the tracheal epithelium

A Perniss, B Boonen, S Tonack, M Thiel, K Poharkar… - Science …, 2023 - science.org
Host-derived succinate accumulates in the airways during bacterial infection. Here, we show
that luminal succinate activates murine tracheal brush (tuft) cells through a signaling …

Neuroendocrine cells initiate protective upper airway reflexes

LF Seeholzer, D Julius - Science, 2024 - science.org
Airway neuroendocrine (NE) cells have been proposed to serve as specialized sensory
epithelial cells that modulate respiratory behavior by communicating with nearby nerve …

Investigating pulmonary neuroendocrine cells in human respiratory diseases with airway models

N Candeli, T Dayton - Disease Models & Mechanisms, 2024 - journals.biologists.com
Despite accounting for only∼ 0.5% of the lung epithelium, pulmonary neuroendocrine cells
(PNECs) appear to play an outsized role in respiratory health and disease. Increased PNEC …

Dynamic measurement of airway surface liquid volume with an ex vivo trachea-chip

M Scott, L Lei, KC Bierstedt, PB McCray, Y Xie - Lab on a Chip, 2024 - pubs.rsc.org
The volume and composition of airway surface liquid (ASL) is regulated by liquid secretion
and absorption across airway epithelia, controlling the pH, solute concentration, and …

Pulmonary succinate receptor 1 elevation in high-fat diet mice exacerbates lipopolysaccharides-induced acute lung injury via sensing succinate

L Liu, W Tang, S Wu, J Ma, K Wei - … Acta (BBA)-Molecular Basis of Disease, 2024 - Elsevier
Background Individuals with obesity have higher level of circulating succinate, which acts as
a signaling factor that initiates inflammation. It is obscure whether succinate and succinate …

Sentinels of the airways

Z Zhu, X Sun - Science, 2024 - science.org
The respiratory tract is essential for breathing but is also important for detecting and
responding to inhaled harmful (noxious) stimuli, such as pollutants, pathogens, water, and …

A deep lung cell atlas reveals cytokine-mediated lineage switching of a rare cell progenitor of the human airway epithelium

A Waghray, I Monga, B Lin, V Shah, M Slyper, B Giotti… - bioRxiv, 2023 - biorxiv.org
The human airway contains specialized rare epithelial cells whose roles in respiratory
disease are not well understood. Ionocytes express the Cystic Fibrosis Transmembrane …

Airway succinate chemosensing induces CFTR-dependent anion secretion and mucus clearance which is impaired in cystic fibrosis.

T Apablaza, M Barros-Poblete, L Delpiano… - bioRxiv, 2024 - biorxiv.org
The respiratory tract possesses a highly regulated innate defense system which includes
efficient cilia-mediated mucus transport or mucociliary clearance (MCC). This essential …

Solitary chemosensory cells in the respiratory tract of man

D Hamarsheh - 2023 - jlupub.ub.uni-giessen.de
Objective: Specialized sensory epithelial cells sensing noxious chemicals and initiating
protective reflexes are found along the mammalian respiratory tract. Studies in mice …