RGD Reference Report - Accumulation of the proinflammatory cytokine endothelial-monocyte-activating polypeptide II in ramified microglial cells in brains of Borna virus infected Lewis rats. - Rat Genome Database

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Accumulation of the proinflammatory cytokine endothelial-monocyte-activating polypeptide II in ramified microglial cells in brains of Borna virus infected Lewis rats.

Authors: Mueller, CA  Richt, JA  Meyermann, R  Deininger, M  Schluesener, H 
Citation: Mueller CA, etal., Neurosci Lett. 2003 Mar 27;339(3):215-8.
RGD ID: 1580022
Pubmed: PMID:12633891   (View Abstract at PubMed)

Borna disease virus (BDV) infection of adult Lewis rats induces a severe and often fatal neurologic disease characterized by a massive mononuclear meningo-encephalitis, and activation of microglial cells. Therefore, we analyzed expression of endothelial monocyte activating polypeptide II (EMAP II) by immunohistology as a marker for activation of microglial cells in BDV infected rat brains. EMAP II is a chemotactic peptide, inducing activation of macrophages and endothelial cells, and is considered a proinflammatory mediator of the innate immune system. An up to 30-fold increase in numbers of EMAP II+ microglial cells and a massive expression by infiltrating macrophages at perivascular inflammatory foci was observed in infected brains, with a maximum on day 25 after infection. These results provide evidence that EMAP II contributes to immune responses in inflammatory processes caused by viral infections.

Gene Ontology Annotations    Click to see Annotation Detail View

Biological Process
TermQualifierEvidenceWithReferenceNotesSourceOriginal Reference(s)
defense response to virus  IEP 1580022 RGD 

Objects Annotated

Genes (Rattus norvegicus)
Aimp1  (aminoacyl tRNA synthetase complex-interacting multifunctional protein 1)


Additional Information