نتایج جستجو برای: reactive inhibition antibodies

تعداد نتایج: 615770  

Journal: :archives of clinical infectious diseases 0
yaser fattahian department of biology, shahed university, tehran, ir iran iraj rasooli department of biology, shahed university, tehran, ir iran; department of biology, shahed university, tehran, ir iran seyed latif mousavi gargari department of biology, shahed university, tehran, ir iran gunnar sandström karolinska institutet and karolinska, university hospital, huddinge, department of laboratory medicine, division of clinical microbiology, stockholm, sweden mohammad reza rahbar molecular diagnosis department, saadati pathobiology laboratory, shiraz, ir iran jafar amani applied biotechnology research center, baqiyatallah medical science university, tehran, ir iran

conclusions adsorption of antibodies to bap might interfere with bacterial adhesion to the surface. these antibodies were found to be potent biofilm inhibitors. results injection of bap subunit resulted in high titers of antibody. immunized mice serum had significant (p< 0.001) inhibitory effect on biofilm formation. in vitro inhibition of biofilm formation by a. baumannii was studied at 1:50 c...

Journal: :Proceedings of the National Academy of Sciences of the United States of America 1998
E O Major J V Neel

In an effort to understand the unusual cytogenetic damage earlier encountered in the Yanomama Indians, plasma samples from 425 Amerindians representing 14 tribes have been tested for hemagglutination inhibition antibodies to the human JC polyoma virus and from 369 Amerinds from 13 tribes for hemagglutination inhibition antibodies to the human BK polyoma virus. There is for both viruses highly s...

2018
Will J R Stone Joseph J Campo André Lin Ouédraogo Lisette Meerstein-Kessel Isabelle Morlais Dari Da Anna Cohuet Sandrine Nsango Colin J Sutherland Marga van de Vegte-Bolmer Rianne Siebelink-Stoter Geert-Jan van Gemert Wouter Graumans Kjerstin Lanke Adam D Shandling Jozelyn V Pablo Andy A Teng Sophie Jones Roos M de Jong Amanda Fabra-García John Bradley Will Roeffen Edwin Lasonder Giuliana Gremo Evelin Schwarzer Chris J Janse Susheel K Singh Michael Theisen Phil Felgner Matthias Marti Chris Drakeley Robert Sauerwein Teun Bousema Matthijs M Jore

Infection with Plasmodium can elicit antibodies that inhibit parasite survival in the mosquito, when they are ingested in an infectious blood meal. Here, we determine the transmission-reducing activity (TRA) of naturally acquired antibodies from 648 malaria-exposed individuals using lab-based mosquito-feeding assays. Transmission inhibition is significantly associated with antibody responses to...

2014
Jacob George Marco Matucci-Cerinic Iris Bar Sara Shimoni

OBJECTIVE Endothelial progenitor cells (EPC) are committed to transform into EC promoting vasculogenic ischemic repair. Anti-endothelial cells (AECA) have been described in various disorders with an associated vascular damage. Herein, we explored a novel circulating population of IgG reactive with EPC, in patients with differential risk profile for atherosclerotic vascular disease. APPROACH A...

Journal: :Journal of clinical microbiology 1982
H R Six J A Kasel T R Cate

We performed radioimmunoprecipitation assays in which iodinated preparations of A/Port Chalmers/73 (A/PC/73) hemagglutinin were used as the test antigens and high concentrations of unlabeled A/Hong Kong/68 viral protein were used to inhibit the binding of cross-reactive antibodies to quantitate strain-specific antibody responses in postvaccination sera. Strain-specific antibodies comprised 8 to...

Journal: :Journal of investigational allergology & clinical immunology 2012
A Zinkeviciene I Girkontaite D Citavicius

BACKGROUND Atopic dermatitis (AD) is a complex disease caused by genetic and environmental interactions. AD impairs skin barrier function, enabling microorganisms to penetrate and interact with the immune system. OBJECTIVES This study aimed to investigate the presence of specific immunoglobulin (Ig) E antibodies to the yeast species Candida pelliculosa, Candida guilliermondii, Candida famata,...

Journal: :The Journal of Experimental Medicine 1975
A S Tung A Nisonoff

Immuization of A/J mice with a KLH-p-azophenylarsonate conjugate induces the formation of antihapten antibodies, some of which share idiotypic specificity common to all recipients. The subpopulation carrying the idiotype generally comprises 20-70% of the total antibody content. Large quantities of antihapten antibody (occasionally over 100 mg) were obtained from individual mice through the indu...

Journal: :The Journal of infectious diseases 2012
Christian Theilacker Andrea Kropec Felix Hammer Irina Sava Dominique Wobser Tuerkan Sakinc Jeroen D C Codée Wouter F J Hogendorf Gijsbert A van der Marel Johannes Huebner

Type 1 lipoteichoic acid (LTA) is present in many clinically important gram-positive bacteria, including enterococci, streptococci, and staphylococci, and antibodies against LTA have been shown to opsonize nonencapsulated Enterococcus faecalis strains. In the present study, we show that antibodies against E. faecalis LTA also bind to type 1 LTA from other gram-positive species and opsonized Sta...

Journal: :Thrombosis and haemostasis 2014
Tina M Kousted Karsten Skjoedt Steen V Petersen Claus Koch Lars Vitved Maja Sochalska Céline Lacroix Lisbeth M Andersen Troels Wind Peter A Andreasen Jan K Jensen

Protease nexin-1 (PN-1) belongs to the serpin family and is an inhibitor of thrombin, plasmin, urokinase-type plasminogen activator, and matriptase. Recent studies have suggested PN-1 to play important roles in vascular-, neuro-, and tumour-biology. The serpin inhibitory mechanism consists of the serpin presenting its so-called reactive centre loop as a substrate to its target protease, resulti...

Journal: :Glycobiology 2004
Monika Bencúrová Wolfgang Hemmer Margarete Focke-Tejkl Iain B H Wilson Friedrich Altmann

Cross-reactive carbohydrate determinants of plants are essentially a mixture of N-glycans containing beta1,2-xylose and core alpha1,3-fucose, the latter also found in insect glycoproteins. To determine the relative contributions of these two sugar residues to antibody binding, we prepared an array of glycomodified forms of human apo-transferrin. Using core-alpha1, 3-fucosyltransferase (EC 2.4.1...

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