Results 21 to 30 of about 7,134 (210)

Isolation and expression of a novel MBL-like collectin cDNA enhanced by LPS injection in the body wall of the ascidian Ciona intestinalis [PDF]

open access: yes, 2009
Collectins are a family of calcium-dependent lectins that are characterized by their collagen-like domains. Considerable interest has been focused on this class of proteins because of their ability to interact with components of the complement system ...
Bonura, A.   +5 more
core   +1 more source

The Role of Humoral Innate Immunity in Hepatitis C Virus Infection

open access: yesViruses, 2012
Infection with Hepatitis C Virus (HCV) causes chronic disease in approximately 80% of cases, resulting in chronic inflammation and cirrhosis. Current treatments are not completely effective, and a vaccine has yet to be developed.
Richard A. Urbanowicz   +2 more
doaj   +1 more source

The carbohydrate recognition domain of collectins [PDF]

open access: yesThe FEBS Journal, 2011
Collectins are effector molecules of the innate immune system that play an important role in the first line of defence against bacteria, viruses and fungi. Most of their interactions with microorganisms are mediated through their carbohydrate recognition domain (CRD), which binds in a Ca2+‐dependent manner to glycoconjugates.
Veldhuizen, E.J.A.   +2 more
openaire   +4 more sources

The Role of Complement Activating Collectins and Associated Serine Proteases in Patients With Hematological Malignancies, Receiving High-Dose Chemotherapy, and Autologous Hematopoietic Stem Cell Transplantations (Auto-HSCT)

open access: yesFrontiers in Immunology, 2018
We conducted a prospective study of 312 patients (194 with multiple myeloma, 118 with lymphomas) receiving high-dose conditioning chemotherapy and autologous hematopoietic stem cell transplantation (auto-HSCT).
Anna S. Świerzko   +20 more
doaj   +1 more source

Pseudomonas aeruginosa elastase provides an escape from phagocytosis by degrading the pulmonary surfactant protein-A. [PDF]

open access: yesPLoS ONE, 2011
Pseudomonas aeruginosa is an opportunistic pathogen that causes both acute pneumonitis in immunocompromised patients and chronic lung infections in individuals with cystic fibrosis and other bronchiectasis. Over 75% of clinical isolates of P.
Zhizhou Kuang   +5 more
doaj   +1 more source

The Role and Molecular Mechanism of Action of Surfactant Protein D in Innate Host Defense Against Influenza A Virus

open access: yesFrontiers in Immunology, 2018
Influenza A viruses (IAVs) continue to pose major risks of morbidity and mortality during yearly epidemics and periodic pandemics. The genomic instability of IAV allows it to evade adaptive immune responses developed during prior infection. Of particular
I-Ni Hsieh   +3 more
doaj   +1 more source

Collectins, collectin receptors and the lectin pathway of complement activation

open access: yesClinical and Experimental Immunology, 1994
SummaryThe collectins are a group of soluble multimeric lectins, which contain collagenous segments, and resemble the complement protein Clq in aspects of their structures and functions. This group of proteins, which includes MBP, SP-A, SP-D, conglutinin and CL-43, are known to act as opsonins in various circumstances, and are likely to have roles in ...
R, Malhotra   +3 more
openaire   +3 more sources

Enhanced Antiviral Activity of Human Surfactant Protein D by Site-Specific Engineering of the Carbohydrate Recognition Domain

open access: yesFrontiers in Immunology, 2019
Innate immunity is critical in the early containment of influenza A virus (IAV) infection and surfactant protein D (SP-D) plays a crucial role in innate defense against IAV in the lungs.
Martin van Eijk   +12 more
doaj   +1 more source

Lectin complement protein Collectin 11 (CL-K1) and susceptibility to urinary schistosomiasis. [PDF]

open access: yesPLoS Neglected Tropical Diseases, 2015
BACKGROUND:Urinary Schistosomiasis is a neglected tropical disease endemic in many sub Saharan -African countries. Collectin Kidney 1 (CL-K1, encoded by COLEC11 on chromosome 2p25.3), a member of the vertebrate C-type lectin super family, has recently ...
Justin S Antony   +3 more
doaj   +1 more source

Soluble Host Defense Lectins in Innate Immunity to Influenza Virus [PDF]

open access: yes, 2012
Host defenses against viral infections depend on a complex interplay of innate (nonspecific) and adaptive (specific) components. In the early stages of infection, innate mechanisms represent the main line of host defense, acting to limit the spread of ...
Andrew G. Brooks   +3 more
core   +2 more sources

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