Abstract:
:Monoclonal antibodies were prepared against synthetic peptides synthetized on the basis of nucleotide sequence from cDNA and genomic clones encoding a class I antigen expressed by the rabbit RL-5 cell line. Using a peptide corresponding to positions 61-73 of the N domain, we were able to obtain an hybridoma producing monoclonal antibody which recognized the peptide as well as the native class I antigen. This hybridoma, designated anti-61, reacted with cell surface molecules on RL-5 cells and on human HeLa cells transfected with the 19-1 gene encoding RL-5 class I antigen. No reactivity with HeLa cells prior to transfection could be detected by radioimmunoassay or by fluorescent activated cell sorter analyses, although these cells were strongly positive in both assays with anti-human class I reagents. Antibody reaction to positive cells could be inhibited by the homologous peptide but not by unrelated peptides. Anti-61 antibody precipitated a 41,000 mol. wt molecule from RL-5 cells with an N-terminal amino acid sequence corresponding to the RL-5 class I antigen.
journal_name
Mol Immunoljournal_title
Molecular immunologyauthors
Le Guern A,Wetterskog D,Marche PN,Kindt TJdoi
10.1016/0161-5890(87)90019-8subject
Has Abstractpub_date
1987-05-01 00:00:00pages
455-61issue
5eissn
0161-5890issn
1872-9142journal_volume
24pub_type
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