RGD Reference Report - Local and systemic expression of inducible nitric oxide synthase in comparison with that of cyclooxygenase-2 in rat carrageenin-induced pleurisy. - Rat Genome Database

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Local and systemic expression of inducible nitric oxide synthase in comparison with that of cyclooxygenase-2 in rat carrageenin-induced pleurisy.

Authors: Fujisawa, H  Nakagawa, S  Ohkubo, Y  Matsui, M  Yamaguchi, S  Kawamura, M  Hatanaka, K  Kawakubo, Y  Hiramoto, Y  Kobayashi, H  Harada, Y 
Citation: Fujisawa H, etal., Nitric Oxide. 2005 Mar;12(2):80-8.
RGD ID: 5143929
Pubmed: PMID:15740981   (View Abstract at PubMed)
DOI: DOI:10.1016/j.niox.2004.12.003   (Journal Full-text)

Expression of inducible nitric oxide synthase (iNOS) and cyclooxygenase-2 (COX-2) is up-regulated in response to inflammatory stimuli. To evaluate the extent to which local pleural inflammation involves additional site in the pleural cavity and elsewhere, we investigated the time course of the levels of iNOS and its product in the inflammatory and other sites, and compared those with a level of COX-2 in rat carrageenin-induced pleurisy. The exudate and plasma NOx levels rose, reaching peaks at 9 and 14 h, respectively. Both COX-2 and iNOS became detectable in exudate leukocytes, their levels reaching peaks at 3 and 9 h after irritation, respectively. COX-2 was detectable mainly in neutrophils, but iNOS was detectable in both neutrophils and mononuclear leukocytes. Furthermore, iNOS became detectable in neutrophils and mononuclear leukocytes in enlarged parathymic lymph nodes from 3h in addition to those in peripheral blood and Kupffer cells from 3 to 14 h, respectively. The gene product is also detectable in thymic large dendritic cells of pleurisy-induced rats as well as normal control rats. COX-2 became detectable in stellar dendritic cells of the enlarged draining lymph nodes from 14 h. Thus, these gene products were induced in the immediate proximity of regional lymph nodes, and even at a considerable distance of liver by the local inflammatory stimulus. Although their expression pattern was quite different from each other, these gene products were detectable in phagocytic cells.

RGD Manual Disease Annotations    Click to see Annotation Detail View
TermQualifierEvidenceWithReferenceNotesSourceOriginal Reference(s)
pleurisy  ISOPtgs2 (Rattus norvegicus)5143929; 5143929 RGD 
pleurisy  IEP 5143929 RGD 

Objects Annotated

Genes (Rattus norvegicus)
Ptgs2  (prostaglandin-endoperoxide synthase 2)

Genes (Mus musculus)
Ptgs2  (prostaglandin-endoperoxide synthase 2)

Genes (Homo sapiens)
PTGS2  (prostaglandin-endoperoxide synthase 2)


Additional Information