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A Human IgE Antibod...
A Human IgE Antibody Binding Site on Der p 2 for the Design of a Recombinant Allergen for Immunotherapy
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- Glesner, Jill (författare)
- Indoor Biotechnologies Inc
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- Kapingidza, A. Brenda (författare)
- University of South Carolina
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- Godzwon, Magdalena (författare)
- Lund University,Lunds universitet,Institutionen för immunteknologi,Institutioner vid LTH,Lunds Tekniska Högskola,Department of Immunotechnology,Departments at LTH,Faculty of Engineering, LTH
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- Offermann, Lesa R. (författare)
- University of South Carolina
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- Mueller, Geoffrey A. (författare)
- National Institute of Environmental Health Sciences
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- DeRose, Eugene F. (författare)
- National Institute of Environmental Health Sciences
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- Wright, Paul (författare)
- University of Virginia
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- Richardson, Crystal M. (författare)
- Indoor Biotechnologies Inc
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- Woodfolk, Judith A. (författare)
- University of Virginia
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- Vailes, Lisa D. (författare)
- Indoor Biotechnologies Inc
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- Wünschmann, Sabina (författare)
- Indoor Biotechnologies Inc
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- London, Robert E. (författare)
- National Institute of Environmental Health Sciences
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- Chapman, Martin D. (författare)
- Indoor Biotechnologies Inc
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- Ohlin, Mats (författare)
- Lund University,Lunds universitet,Institutionen för immunteknologi,Institutioner vid LTH,Lunds Tekniska Högskola,Department of Immunotechnology,Departments at LTH,Faculty of Engineering, LTH
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- Chruszcz, Maksymilian (författare)
- University of South Carolina
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- Pomés, Anna (författare)
- Indoor Biotechnologies Inc
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(creator_code:org_t)
- 2019-11-01
- 2019
- Engelska 12 s.
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Ingår i: Journal of immunology. - : The American Association of Immunologists. - 1550-6606 .- 0022-1767. ; 203:9, s. 2545-2556
- Relaterad länk:
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http://dx.doi.org/10...
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https://www.jimmunol...
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https://lup.lub.lu.s...
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https://doi.org/10.4...
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Abstract
Ämnesord
Stäng
- Der p 2 is one of the most important allergens from the house dust mite Dermatophagoides pteronyssinus Identification of human IgE Ab binding epitopes can be used for rational design of allergens with reduced IgE reactivity for therapy. Antigenic analysis of Der p 2 was performed by site-directed mutagenesis based on the x-ray crystal structure of the allergen in complex with a Fab from the murine IgG mAb 7A1 that binds an epitope overlapping with human IgE binding sites. Conformational changes upon Ab binding were confirmed by nuclear magnetic resonance using a 7A1-single-chain variable fragment. In addition, a human IgE Ab construct that interferes with mAb 7A1 binding was isolated from a combinatorial phage-display library constructed from a mite-allergic patient and expressed as two recombinant forms (single-chain Fab in Pichia pastoris and Fab in Escherichia coli). These two IgE Ab constructs and the mAb 7A1 failed to recognize two Der p 2 epitope double mutants designed to abolish the allergen-Ab interaction while preserving the fold necessary to bind Abs at other sites of the allergen surface. A 10-100-fold reduction in binding of IgE from allergic subjects to the mutants additionally showed that the residues mutated were involved in IgE Ab binding. In summary, mutagenesis of a Der p 2 epitope defined by x-ray crystallography revealed an IgE Ab binding site that will be considered for the design of hypoallergens for immunotherapy.
Ämnesord
- MEDICIN OCH HÄLSOVETENSKAP -- Medicinska och farmaceutiska grundvetenskaper -- Immunologi inom det medicinska området (hsv//swe)
- MEDICAL AND HEALTH SCIENCES -- Basic Medicine -- Immunology in the medical area (hsv//eng)
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- ref (ämneskategori)
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Till lärosätets databas
- Av författaren/redakt...
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Glesner, Jill
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Kapingidza, A. B ...
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Godzwon, Magdale ...
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Offermann, Lesa ...
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Mueller, Geoffre ...
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DeRose, Eugene F ...
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visa fler...
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Wright, Paul
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Richardson, Crys ...
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Woodfolk, Judith ...
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Vailes, Lisa D.
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Wünschmann, Sabi ...
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London, Robert E ...
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Chapman, Martin ...
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Ohlin, Mats
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Chruszcz, Maksym ...
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Pomés, Anna
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visa färre...
- Om ämnet
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- MEDICIN OCH HÄLSOVETENSKAP
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MEDICIN OCH HÄLS ...
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och Medicinska och f ...
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och Immunologi inom ...
- Artiklar i publikationen
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Journal of immun ...
- Av lärosätet
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Lunds universitet