Lipid–protein and protein–protein interactions in the pulmonary surfactant system and their role in lung homeostasis

O Cañadas, B Olmeda, A Alonso… - International journal of …, 2020 - mdpi.com
Pulmonary surfactant is a lipid/protein complex synthesized by the alveolar epithelium and
secreted into the airspaces, where it coats and protects the large respiratory air–liquid …

The role of collectins and galectins in lung innate immune defense

C Casals, MA Campanero-Rhodes… - Frontiers in …, 2018 - frontiersin.org
Different families of endogenous lectins use complementary defense strategies against
pathogens. They may recognize non-self glycans typically found on pathogens and/or host …

[HTML][HTML] Soluble defense collagens: Sweeping up immune threats

C Casals, B García-Fojeda, CM Minutti - Molecular immunology, 2019 - Elsevier
Soluble defense collagens form a group of secreted proteins that are primarily involved in
host defense. All defense collagens contain a globular recognition domain contiguous to a …

Surfactant protein A directly interacts with TLR4 and MD-2 and regulates inflammatory cellular response: importance of supratrimeric oligomerization

C Yamada, H Sano, T Shimizu, H Mitsuzawa… - Journal of Biological …, 2006 - ASBMB
The purpose of the current study was to examine the binding of pulmonary surfactant protein
A (SP-A) to TLR4 and MD-2, which are critical signaling receptors for lipopolysaccharides …

CD6 binds to pathogen-associated molecular patterns and protects from LPS-induced septic shock

MR Sarrias, M Farnós, R Mota… - Proceedings of the …, 2007 - National Acad Sciences
CD6 is a lymphocyte receptor that belongs to the scavenger receptor cysteine-rich
superfamily. Because some members of the scavenger receptor cysteine-rich superfamily …

CXCL20a, a Teleost-Specific Chemokine That Orchestrates Direct Bactericidal, Chemotactic, and Phagocytosis-Killing–Promoting Functions, Contributes to Clearance …

Y Zhang, X Xiao, Y Hu, Z Liao, W Zhu… - The Journal of …, 2021 - journals.aai.org
The major role of chemokines is to act as a chemoattractant to guide the migration of
immune cells to the infectious sites. In the current study, we found that CiCXCL20a, a teleost …

Cooperative action of SP-A and its trimeric recombinant fragment with polymyxins against Gram-negative respiratory bacteria

JM Coya, V Fraile-Ágreda, L De Tapia… - Frontiers in …, 2022 - frontiersin.org
The exploration of therapies combining antimicrobial lung proteins and conventional
antibiotics is important due to the growing problem of multidrug-resistant bacteria. The aim of …

rBPI21 Promotes Lipopolysaccharide Aggregation and Exerts Its Antimicrobial Effects by (Hemi)fusion of PG-Containing Membranes

MM Domingues, MARB Castanho, NC Santos - PLoS One, 2009 - journals.plos.org
Antimicrobial peptides (AMPs) are important potential alternatives to conventional therapies
against bacterial infections. rBPI21 is a 21 kDa peptide based on the N-terminal region of …

Surfactant protein A prevents IFN-γ/IFN-γ receptor interaction and attenuates classical activation of human alveolar macrophages

CM Minutti, B García-Fojeda, A Sáenz… - The Journal of …, 2016 - journals.aai.org
Lung surfactant protein A (SP-A) plays an important function in modulating inflammation in
the lung. However, the exact role of SP-A and the mechanism by which SP-A affects IFN-γ …

Aggregation behavior of an ultra-pure lipopolysaccharide that stimulates TLR-4 receptors

H Sasaki, SH White - Biophysical journal, 2008 - cell.com
The innate immune systems of humans and other animals are activated by
lipopolysaccharides (LPS), which are glucosamine-based phospholipids that form the outer …