RGD Reference Report - A monoclonal autoantibody which promotes central nervous system remyelination is highly polyreactive to multiple known and novel antigens. - Rat Genome Database

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A monoclonal autoantibody which promotes central nervous system remyelination is highly polyreactive to multiple known and novel antigens.

Authors: Asakura, K  Pogulis, RJ  Pease, LR  Rodriguez, M 
Citation: Asakura K, etal., J Neuroimmunol 1996 Mar;65(1):11-9.
RGD ID: 1299635
Pubmed: PMID:8642059   (View Abstract at PubMed)

A monoclonal antibody (mAb), designated SCH94.03, which promotes central nervous system remyelination in susceptible mice infected with Theiler's virus, has been proposed to be a natural autoantibody based on its germline immunoglobulin sequence. To identify the potential antigens recognized by mAb SCH94.03, a rat brain lambda gtll cDNA expression library was screened with this antibody. Nine independent clones were identified. Five clones were identical or highly similar to known cDNAs or proteins (rat kinesin light chain, mouse thrombospondin 1, mouse oncofetal antigen, RNA polymerase beta subunit and nuclear phosphoprotein). Four clones, designated REM#1, REM#2, REM#3 and REM#4, contained open reading frames, but were not homologous to any known genes or proteins. The reactivity of SCH94.03 with all nine clones was specific in that all nine clones identified contained continuous open reading frames and none of nine control IgM mAbs showed reactivity with any of the nine cDNA clones. The precise specificity of binding of mAb SCH94.03 was demonstrated by the absence of reactivity to the identified clones with IgM Ab from B cell lymphoma (CH12) which has identical cDNA sequences with mAb SCH94.03, but differ only in the heavy chain CDR3 N region. Our studies support the hypothesis that highly polyreactive natural autoantibodies can play a role in promoting central nervous system remyelination.



Gene Ontology Annotations    Click to see Annotation Detail View

Biological Process

  
Object SymbolSpeciesTermQualifierEvidenceWithNotesSourceOriginal Reference(s)
Megf10Ratmyelination  NAS  RGD 

Objects Annotated

Genes (Rattus norvegicus)
Megf10  (multiple EGF-like domains 10)

Objects referenced in this article
Gene Fat1 FAT atypical cadherin 1 Rattus norvegicus
Gene Rcn3 reticulocalbin 3 Rattus norvegicus
Gene Supt5h SPT5 homolog, DSIF elongation factor subunit Rattus norvegicus

Additional Information