"アベラント型免疫は,粘膜菌感染症に対する感受性を誘発する"に関するコメント
Anne Puel1,2,3,4, Jean-Laurent Casanova1,2,3,4
1Laboratory of Human Genetics of Infectious Diseases, Necker Branch, INSERM, Necker Hospital for Sick Children, Paris, France.
まとめ
1型自己免疫多分泌症候群における慢性粘膜皮膚カンジダシスは,単に過剰なインターフェロン・ガンマによるものではない. インタールイキン-17 サイトカインを中和する自己抗体も重要な役割を果たし,最近の発見に異議を唱える.
科学分野:
- 免疫学
- 内分泌学
- 遺伝学
背景:
- 慢性粘膜皮質カンジダシスは,AIRE (自己免疫調節体) と自己免疫多分泌症候群1型 (APS-1) の先天的なエラーと関連しています.
- 以前の研究では,APS-1におけるカンジディアシスの病原性におけるインタールイキン-17 (IL-17) サイトカインに対する自己抗体の役割を示唆している.
- 最近の発見では,過剰なインターフェロン-ガンマ (IFN-γ) 産生が主な原因であると示唆され,IL-17中和の役割が疑問視されている.
研究 の 目的:
- Break et al.の主張を批判的に評価する. APS-1における慢性粘膜性カンジダ症の病因について
- IFN-γとIL-17の両方の中和自己抗体の病原性における役割を支持する証拠を再検討する.
- この分野における35年以上の研究から得られた既知の知識と最近の発見を調和させる.
主な方法:
- Break et al.に示されたデータの批判的分析 勉強する
- APS-1とカンジダースに関する35年間の研究に関する既存の文献と歴史的データのレビュー.
- IFN-γとIL-17の中和を伴う提案されたメカニズムの比較評価.
主要な成果:
- Break et al が提示したデータ 過剰なIFN-γがAPS-1におけるカンジダシスの唯一の原因であるという主張を断固として裏付けていない.
- IL - 17 サイトカインを中和する自己抗体の排除は,十分に支持されず,既知の発見と矛盾しています.
- この研究は,最近の主張と,この分野における長年の証拠の間の矛盾を強調しています.
結論:
- APS-1における慢性粘膜性カンジダの病原性は,IFN-γとIL-17経路の両方を含む要因の複雑な相互作用を伴う可能性が高い.
- IL - 17 サイトカインを中和する自己抗体の役割は,無視すべき重要な要因です.
- 最近のデータと過去のデータを統合して,APS-1におけるカンジダ症の背後にあるメカニズムを完全に解明するには,さらなる研究が必要です.
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