Abstract:
:synthetic peptides corresponding to residues 63-78 of the first domain of the beta chain of murine I-A/I-E class II antigens were used in the unconjugated rather than the traditional protein-conjugated form to immunize (129J X B6)F1 mice. The sequences made represented the four haplotypes; Ak beta, Ad beta, Abm-12 beta and Ed beta. These sequences were selected on the basis of computer algorithms used to predict surface accessibility and main-chain flexibility profiles, and by reported hypervariability and site-directed mutagenesis experiments of these regions. Factors such as the use of complete Freund's adjuvant, a continuous immunization regime, and the sex of the mice used were found to influence the amount of anti-peptide antibody produced when unconjugated peptide was used as the immunogen. Antibodies produced were shown by FACS analysis to react with I-A/I-E class II antigens expressed on the lymphocyte surface. These findings indicate that the use of unconjugated synthetic peptides representing sequences of proteins which are in close proximity to disulfide bonds may be an advantage over conventional methods of peptide conjugation to proteins.
journal_name
J Immunol Methodsjournal_title
Journal of immunological methodsauthors
McCormick DJ,Hillman K,David CSdoi
10.1016/0022-1759(88)90329-8subject
Has Abstractpub_date
1988-10-26 00:00:00pages
165-74issue
2eissn
0022-1759issn
1872-7905pii
0022-1759(88)90329-8journal_volume
113pub_type
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journal_title:Journal of immunological methods
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journal_title:Journal of immunological methods
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