RGD Reference Report - [Expression of toll-like receptor mRNA in epithelial cell of nasal mucosa]. - Rat Genome Database

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[Expression of toll-like receptor mRNA in epithelial cell of nasal mucosa].

Authors: Wang, CS  Dong, Z 
Citation: Wang CS and Dong Z, Zhonghua Er Bi Yan Hou Ke Za Zhi. 2003 Aug;38(4):243-6.
RGD ID: 8552991
Pubmed: PMID:14743629   (View Abstract at PubMed)

OBJECTIVE: To understand the expression of Toll-like receptor-2 (TLR-2) and Toll-like receptor-4 (TLR-4) in epithelial cell of nasal mucosa, and to investigate the role of Toll-like receptors in the innate immunity of nasal mucosa. METHODS: Specimens from 30 patients with chronic sinusitis and 21 healthy adults were examined by in situ hybridization for TLR-2 and TLR-4 mRNA. RESULTS: All 30, samples of chronic sinusitis showed a stranger expression of TLR-2 and TLR-4 than in controls (t = 8.605, P < 0.0005, t = 9.050, P < 0.0005). CONCLUSION: It is suggested that epithelial in nasal mucosa were not just a physical barrier, which could represent a novel defense mechanism of the host during bacterial infections through Toll-like receptors.

RGD Manual Disease Annotations    Click to see Annotation Detail View
TermQualifierEvidenceWithReferenceNotesSourceOriginal Reference(s)
sinusitis  IEP 8552991; 8552991mRNA:increased expression:nasal cavity epithelium:RGD 
sinusitis  ISOTLR2 (Homo sapiens)8552991; 8552991mRNA:increased expression:nasal cavity epithelium:RGD 
sinusitis  ISOTLR4 (Homo sapiens)8552991; 8552991mRNA:increased expression:nasal cavity epithelium:RGD 

Objects Annotated

Genes (Rattus norvegicus)
Tlr2  (toll-like receptor 2)
Tlr4  (toll-like receptor 4)

Genes (Mus musculus)
Tlr2  (toll-like receptor 2)
Tlr4  (toll-like receptor 4)

Genes (Homo sapiens)
TLR2  (toll like receptor 2)
TLR4  (toll like receptor 4)


Additional Information