Exocytosis of lung surfactant: from the secretory vesicle to the air-liquid interface

P Dietl, T Haller - Annu. Rev. Physiol., 2005 - annualreviews.org
▪ Abstract Exocytosis is fundamental in biology and requires an orchestra of proteins and
other constituents to fuse a vesicle with the plasma membrane. Although the molecular …

Dynamics of surfactant release in alveolar type II cells

T Haller, J Ortmayr, F Friedrich… - Proceedings of the …, 1998 - National Acad Sciences
Pulmonary surfactant, secreted via exocytosis of lamellar bodies (LB) by alveolar type II (AT
II) cells, maintains low alveolar surface tension and is therefore essential for normal lung …

Regulation of surfactant secretion in alveolar type II cells

AV Andreeva, MA Kutuzov… - American Journal of …, 2007 - journals.physiology.org
Molecular mechanisms of surfactant delivery to the air/liquid interface in the lung, which is
crucial to lower the surface tension, have been studied for more than two decades. Lung …

Ca2+‐Dependent Actin Coating of Lamellar Bodies after Exocytotic Fusion: A Prerequisite for Content Release or Kiss‐and‐Run

P Miklavc, OH Wittekindt, E Felder… - Annals of the New York …, 2009 - Wiley Online Library
Type II pneumocytes secrete surfactant, a lipoprotein‐like substance reducing the surface
tension in the lung, by regulated exocytosis of secretory vesicles termed lamellar bodies …

Regulation of lung surfactant secretion

A Chander, AB Fisher - American Journal of Physiology …, 1990 - journals.physiology.org
Secretion of lung surfactant is the direct step in release of the lipoprotein-like product,
synthesized in lung epithelial type II cells, onto the alveolar surface. Release of surfactant …

Actin coating and compression of fused secretory vesicles are essential for surfactant secretion–a role for Rho, formins and myosin II

P Miklavc, E Hecht, N Hobi, OH Wittekindt… - Journal of cell …, 2012 - journals.biologists.com
Secretion of vesicular contents by exocytosis is a fundamental cellular process. Increasing
evidence suggests that post-fusion events play an important role in determining the …

Pulmonary surfactant protein SP‐B promotes exocytosis of lamellar bodies in alveolar type II cells

M Martínez‐Calle, B Olmeda, P Dietl, M Frick… - The FASEB …, 2018 - Wiley Online Library
The release of pulmonary surfactant by alveolar type II (ATII) cells is essential for lowering
surface tension at the respiratory air‐liquid interface, stabilizing the lungs against physical …

[HTML][HTML] A small key unlocks a heavy door: The essential function of the small hydrophobic proteins SP-B and SP-C to trigger adsorption of pulmonary surfactant …

N Hobi, M Giolai, B Olmeda, P Miklavc, E Felder… - … et Biophysica Acta (BBA …, 2016 - Elsevier
The molecular basis involving adsorption of pulmonary surfactant at the respiratory air–
liquid interface and the specific roles of the surfactant proteins SP-B and SP-C in this …

[PDF][PDF] Direct simulation of protein-mediated vesicle fusion: lung surfactant protein B

S Baoukina, DP Tieleman - Biophysical Journal, 2010 - cell.com
We simulated spontaneous fusion of small unilamellar vesicles mediated by lung surfactant
protein B (SP-B) using the MARTINI force field. An SP-B monomer triggers fusion events by …

[PDF][PDF] Pneumocytes assemble lung surfactant as highly packed/dehydrated states with optimal surface activity

A Cerrada, T Haller, A Cruz, J Pérez-Gil - Biophysical journal, 2015 - cell.com
Pulmonary surfactant (PS) is an essential complex of lipids and specific proteins synthesized
in alveolar type II pneumocytes, where it is assembled and stored intracellularly as …