Selection of monoclonal antibodies for linear epitopes of an apolipoprotein yields antibodies with comparable affinity for lipid-free and lipid-associated apolipoprotein

A direct approach is described for generating human apolipoprotein (apo) A-I-specific monoclonal antibodies with defined linear epitopes. The antibodies have comparable binding affinity for delipidated apoA-I and apoA-I on high density lipoproteins (HDL). The antibodies were obtained by immunizing m...

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Main Authors: L K Curtiss, C L Banka
Format: Article
Language:English
Published: Elsevier 1996-04-01
Series:Journal of Lipid Research
Online Access:http://www.sciencedirect.com/science/article/pii/S0022227520375866
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author L K Curtiss
C L Banka
author_facet L K Curtiss
C L Banka
author_sort L K Curtiss
collection DOAJ
description A direct approach is described for generating human apolipoprotein (apo) A-I-specific monoclonal antibodies with defined linear epitopes. The antibodies have comparable binding affinity for delipidated apoA-I and apoA-I on high density lipoproteins (HDL). The antibodies were obtained by immunizing mice with HDL, screening the fusions first for antibodies that bind native HDL and second, for antibodies that bind defined apoA-I synthetic peptides. ApoA-I antibody epitopes assigned on the basis of synthetic peptide binding were confirmed by solid phase and fluid phase antibody competition assays. These antibodies, which bind epitopes that encompass greater than 60% of apoA-I, should prove useful for identifying discrete functional domains of apoA-I on HDL.
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spelling doaj.art-9b558f2e571c4835ab6d68627e3cc4f02022-12-21T22:28:22ZengElsevierJournal of Lipid Research0022-22751996-04-01374884892Selection of monoclonal antibodies for linear epitopes of an apolipoprotein yields antibodies with comparable affinity for lipid-free and lipid-associated apolipoproteinL K Curtiss0C L Banka1Department of Immunology, Scripps Research Institute, La Jolla, CA 92037, USA.Department of Immunology, Scripps Research Institute, La Jolla, CA 92037, USA.A direct approach is described for generating human apolipoprotein (apo) A-I-specific monoclonal antibodies with defined linear epitopes. The antibodies have comparable binding affinity for delipidated apoA-I and apoA-I on high density lipoproteins (HDL). The antibodies were obtained by immunizing mice with HDL, screening the fusions first for antibodies that bind native HDL and second, for antibodies that bind defined apoA-I synthetic peptides. ApoA-I antibody epitopes assigned on the basis of synthetic peptide binding were confirmed by solid phase and fluid phase antibody competition assays. These antibodies, which bind epitopes that encompass greater than 60% of apoA-I, should prove useful for identifying discrete functional domains of apoA-I on HDL.http://www.sciencedirect.com/science/article/pii/S0022227520375866
spellingShingle L K Curtiss
C L Banka
Selection of monoclonal antibodies for linear epitopes of an apolipoprotein yields antibodies with comparable affinity for lipid-free and lipid-associated apolipoprotein
Journal of Lipid Research
title Selection of monoclonal antibodies for linear epitopes of an apolipoprotein yields antibodies with comparable affinity for lipid-free and lipid-associated apolipoprotein
title_full Selection of monoclonal antibodies for linear epitopes of an apolipoprotein yields antibodies with comparable affinity for lipid-free and lipid-associated apolipoprotein
title_fullStr Selection of monoclonal antibodies for linear epitopes of an apolipoprotein yields antibodies with comparable affinity for lipid-free and lipid-associated apolipoprotein
title_full_unstemmed Selection of monoclonal antibodies for linear epitopes of an apolipoprotein yields antibodies with comparable affinity for lipid-free and lipid-associated apolipoprotein
title_short Selection of monoclonal antibodies for linear epitopes of an apolipoprotein yields antibodies with comparable affinity for lipid-free and lipid-associated apolipoprotein
title_sort selection of monoclonal antibodies for linear epitopes of an apolipoprotein yields antibodies with comparable affinity for lipid free and lipid associated apolipoprotein
url http://www.sciencedirect.com/science/article/pii/S0022227520375866
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AT clbanka selectionofmonoclonalantibodiesforlinearepitopesofanapolipoproteinyieldsantibodieswithcomparableaffinityforlipidfreeandlipidassociatedapolipoprotein