Abstract:
:The antigens that trigger the pathogenic immune response in rheumatoid arthritis (RA) remain unknown. Until recently it was assumed that either viral or microbial antigens, or joint-specific antigens were the target of arthritogenic T and B lymphocytes in RA. Consequently, murine models of arthritis are induced by immunization with either joint-specific antigens such as type II collagen or microbial products such as streptococcal cell wall. In the K/BxN T-cell receptor transgenic mouse model arthritis is caused by a systemic autoimmune response to the ubiquitously expressed glycolytic enzyme glucose-6-phosphate isomerase (G6PI). The autoreactive transgenic T cells recognize G6PI and provide help for the production of arthritogenic IgG antibodies against G6PI. More recently it was shown that G6PI immunization induces severe symmetrical peripheral polyarthritis in genetically unaltered DBA/I mice. In that model CD4+ T cells are necessary not only for the induction but also for the effector phase of arthritis. Here we review the pathomechanisms that lead from systemic autoreactivity to arthritis in these models, consider the relevance of anti-G6PI immune reactivity for RA, and discuss the insights into the pathogenesis of RA and possibly other autoimmune conditions that can be gained from these models.
journal_name
Arthritis Res Therjournal_title
Arthritis research & therapyauthors
Kamradt T,Schubert Ddoi
10.1186/ar1476keywords:
subject
Has Abstractpub_date
2005-01-01 00:00:00pages
20-8issue
1eissn
1478-6354issn
1478-6362pii
ar1476journal_volume
7pub_type
杂志文章,评审abstract::Historically, the osteoblast has been considered the master cell in the control of osteoclast development and, therefore, bone resorption. Now the interactions between cells of the immune system and bone cells have redefined our thinking on the regulation of bone resorption. Moreover, the crosstalk between these cell ...
journal_title:Arthritis research & therapy
pub_type: 杂志文章,评审
doi:10.1186/ar2141
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journal_title:Arthritis research & therapy
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journal_title:Arthritis research & therapy
pub_type: 杂志文章,评审
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更新日期:2012-01-30 00:00:00
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journal_title:Arthritis research & therapy
pub_type: 杂志文章,评审
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pub_type: 杂志文章,评审
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journal_title:Arthritis research & therapy
pub_type: 杂志文章
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更新日期:2013-10-28 00:00:00
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pub_type: 杂志文章
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pub_type: 杂志文章
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pub_type: 杂志文章
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更新日期:2014-10-31 00:00:00
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更新日期:2012-04-30 00:00:00
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pub_type: 杂志文章,多中心研究
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pub_type: 评论,社论
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journal_title:Arthritis research & therapy
pub_type: 历史文章,杂志文章,评审
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journal_title:Arthritis research & therapy
pub_type: 临床试验,杂志文章
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pub_type: 临床试验,杂志文章
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journal_title:Arthritis research & therapy
pub_type: 杂志文章
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更新日期:2010-01-01 00:00:00
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