Induction of bone morphogenetic protein-2 by interleukin-1 in human fibroblasts.

Publication/Presentation Date

7-30-1998

Abstract

Rheumatoid arthritis and periodontitis are chronic inflammatory diseases associated with tissue destruction that is mediated in part by elevated levels of cytokines (e.g., interleukin-1 and tumor necrosis factor). Differential screening of a human synovial fibroblast cDNA library for interleukin-1 induced genes revealed a clone identical to the gene encoding human bone morphogenetic protein-2. Northern blot analysis of human synovial fibroblast mRNA confirmed up-regulation of bone morphogenetic protein-2 in the presence of interleukin-1. Utilizing a specific antibody, levels of bone morphogenetic protein-2 protein in conditioned medium from synovial fibroblasts were also up-regulated in the presence of interleukin-1. This is the first report of the production of bone morphogenetic protein-2 by synovial fibroblasts, and the first report of its up-regulation in response to interleukin-1. However, interleukin-1 did not induce bone morphogenetic protein-2 mRNA in human gingival fibroblasts.

Volume

248

Issue

3

First Page

450

Last Page

453

ISSN

0006-291X

Disciplines

Medicine and Health Sciences

PubMedID

9703944

Department(s)

Department of Medicine

Document Type

Article

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