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Gain-of-function variants in SYK cause immune dysregulation and systemic inflammation in humans and mice

  • Genomics England Research Consortium
  • Children's Hospital of Fudan University
  • University of Toronto
  • University of Oxford
  • John Radcliffe Hospital
  • East China Normal University
  • Ludwig Boltzmann Institute
  • CeMM Research Center for Molecular Medicine of the Austrian Academy of Sciences
  • Children's Cancer Research Institute
  • Chinese University of Hong Kong
  • Tel Aviv University
  • Rabin Medical Center Israel
  • Zhengzhou Children’s Hospital
  • Sanmenxia Central Hospital
  • Lushi County Renmin Hospital
  • University of Freiburg
  • Medical University of Vienna
  • Central Hospital of Southern Pest
  • Newcastle University
  • McMaster University
  • Ludwig Maximilian University of Munich
  • University of Toronto
  • Sainte-Justine University Hospital
  • Newcastle upon Tyne Hospitals NHS Foundation Trust
  • Boston Children's Hospital
  • Harvard University
  • Brigham and Women’s Hospital

科研成果: 期刊稿件文章同行评审

摘要

Spleen tyrosine kinase (SYK) is a critical immune signaling molecule and therapeutic target. We identified damaging monoallelic SYK variants in six patients with immune deficiency, multi-organ inflammatory disease such as colitis, arthritis and dermatitis, and diffuse large B cell lymphomas. The SYK variants increased phosphorylation and enhanced downstream signaling, indicating gain of function. A knock-in (SYK-Ser544Tyr) mouse model of a patient variant (p.Ser550Tyr) recapitulated aspects of the human disease that could be partially treated with a SYK inhibitor or transplantation of bone marrow from wild-type mice. Our studies demonstrate that SYK gain-of-function variants result in a potentially treatable form of inflammatory disease.

源语言英语
页(从-至)500-510
页数11
期刊Nature Genetics
53
4
DOI
出版状态已出版 - 4月 2021

联合国可持续发展目标

此成果有助于实现下列可持续发展目标:

  1. 可持续发展目标 3 - 良好健康与福祉
    可持续发展目标 3 良好健康与福祉

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