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Peripheral blood helper T cell profiles and their clinical relevance in MOG-IgG-associated and AQP4-IgG-associated disorders and MS.

外周血辅助性T细胞特征及其在MOG-IgG相关和AQP4-IgG-associated疾病和MS中的临床相关性。

  • 影响因子:5.44
  • DOI:10.1136/jnnp-2019-321988
  • 作者列表:"Liu J","Mori M","Sugimoto K","Uzawa A","Masuda H","Uchida T","Ohtani R","Kuwabara S
  • 发表时间:2020-02-01
Abstract

OBJECTIVE:To investigate the immunological characteristics and their clinical relevance in anti-myelin oligodendrocyte glycoprotein (MOG)-IgG-associated and anti-aquaporin-4 (AQP4)-IgG-associated disorders (MOGAD and AQPAD) and multiple sclerosis (MS). METHODS:We measured peripheral blood helper T cell subsets (Th1, Th2, Th17 and regulatory T cell (Treg)) in patients with MOGAD (n=26), AQPAD (n=32) and MS (n=28) in the attack and remission phases by flow cytometry with intracellular cytokine staining. We also studied their correlation with clinical parameters. Ten normal subjects served as healthy controls. RESULTS:In all the three disorders, Th17 significantly increased at attack, and downregulated in the remission phases, although still elevated compare with healthy controls. MOGAD and AQPAD patients shared the common T cell profiles, while the extent of Th17 shift was more prominent in AQPAD. Patients with MS showed decreased Th2 than ones with MOGAD and AQPAD at attack. In terms of clinical correlation, MS patients showed that higher Th1 and Th17 proportion was associated with more frequent relapse and more severe clinical disability, whereas in MOGAD, higher Treg was associated with milder clinical severity. In AQPAD, no obvious correlation of Th profiles with clinical manifestation was found. CONCLUSIONS:The present study first investigated intracellular cytokine levels among MOGAD, AQPAD and MS. The different patterns and extent of helper T cell profiles could reflect the pathogenesis of each disorders, and may affect disease severity and activity.

摘要

目的: 探讨抗髓鞘少突胶质细胞糖蛋白 (MOG)-IgG相关和anti-aquaporin-4 (AQP4)-IgG相关疾病 (MOGAD和AQPAD) 的免疫学特征及其临床意义。和多发性硬化 (MS)。 我T HODS: 测定外周血辅助性T细胞subse t s (T h1,T h2,T h17 法规t ory  T细胞 (T reg)) 在pa t ien t s wi t h MOGAD (n = 26),AQPAD (n = 32) 和MS (n = 28) 在t he a t t ack和缓解阶段通过流cy t ome t ry wi t h在t细胞cy t kine s t ining。我们还研究了它们与临床参数的相关性。10 名正常受试者作为健康对照。 结果: 在所有三种疾病中,Th17 在发作时显著增加,在缓解期下调,尽管与健康对照组相比仍升高。MOGAD和AQPAD pa t ien t s共享t he共同的T细胞谱,而t he ex t en t of T h17 shif t在AQPAD中更突出t。MS患者发作时Th2 较MOGAD和AQPAD患者减少。在临床相关性方面,MS患者显示较高的Th1 和Th17 比例与更频繁的复发和更严重的临床残疾相关,而在MOGAD中,较高的Treg与较轻的临床严重程度相关。在AQPAD中,未发现Th谱与临床表现有明显相关性。 结论: T h presen t s t udy firs t inves t iga t ed在MOGAD、AQPAD和MS中的t细胞cy t因子水平。T他不同的t pa t t erns和ex t en t的辅助T细胞谱可以反射t t他pa t发生每种疾病,并可能affec t病severi t y和ac t ivi t y。

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影响因子:1.52
发表时间:2020-04-02
DOI:10.1080/09273948.2019.1597896
作者列表:["Apivatthakakul A","Kunavisarut P","Rothova A","Pathanapitoon K"]

METHODS::Purpose: To report on ocular Vogt-Koyanagi-Harada (VKH)-like syndrome under vemurafenib treatment for metastatic melanoma.Design: A case report.Method: Description of clinical and imaging manifestations including fundus photography, fluorescein, and indocyanine green angiography.Results: A 46-year-old Thai female was diagnosed with metastatic melanoma of the skin and had been treated with multiple surgical excisions, radiotherapy, and vemurafenib (initial dose 480 mg orally twice daily, subsequently increased to maximum dose of 960 mg twice daily). After 6 months of vemurafenib use, she complained of bilateral redness and photophobia and was diagnosed with bilateral anterior uveitis, which was topically treated. Two weeks later, her visual acuity (VA) sharply deteriorated to 20/80 and counting fingers. Ocular examination at that stage stronly resembled acute VKH disease. She exhibited intraocular inflammation, and her fundus examination revealed bilateral optic disc swelling and serous retinal detachment. Fluorescein angiogram showed disc leakage and multiple pinpoint hyperfluorescence leakage spots and indocyanine green demonstrated multiple hypofluorescent spots. Oral prednisolone 30 mg/day was commenced while vemurafenib medication was ceased. Three weeks later, her vision improved, and serous retinal detachment subsided. However, her cutaneous melanoma recurred.Conclusions: Vemurafenib, a potential adjunct treatment for metastatic melanoma, was complicated by the development of panuveitis, papillitis, and multiple serous detachments. These ocular symptoms were similar to the presentation of acute VKH syndrome.

翻译标题与摘要 下载文献
影响因子:2.19
发表时间:2020-01-01
DOI:10.1111/dmcn.14268
作者列表:["Crow YJ","Shetty J","Livingston JH"]

METHODS::Comprehensive reviews of the clinical characteristics and pathogenesis of Aicardi-Goutières syndrome (AGS), particularly its contextualization within a putative type I interferonopathy framework, already exist. However, recent reports of attempts at treatment suggest that an assessment of the field from a therapeutic perspective is warranted at this time. Here, we briefly summarize the neurological phenotypes associated with mutations in the seven genes so far associated with AGS, rehearse current knowledge of the pathology as it relates to possible treatment approaches, critically appraise the potential utility of therapies, and discuss the challenges in assessing clinical efficacy. WHAT THIS PAPER ADDS: Progress in understanding AGS disease pathogenesis has led to the first attempts at targeted treatment. Further rational therapies are expected to become available in the short- to medium-term.

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翻译标题与摘要 下载文献
影响因子:1.52
发表时间:2020-04-02
DOI:10.1080/09273948.2019.1603312
作者列表:["Takayama K","Obata H","Takeuchi M"]

METHODS::Purpose: To report the efficacy of adalimumab in a case of chronic Vogt-Koyanagi-Harada (VKH) disease refractory to conventional corticosteroids and immunosuppressive therapy and complicated by central serous chorioretinopathy (CSC).Case report: A 66-year-old woman diagnosed with VKH was treated with intravenous corticosteroids followed by oral corticosteroids and cyclosporine. However, systemic corticosteroids could not be tapered because of recurrent ocular inflammation and systemic complications (diabetes mellitus, moon face, bone weakness), while CSC appeared in both eyes. A diagnosis of chronic VKH resistant to medications complicated by corticosteroid-induced CSC was made. Systemic corticosteroids and cyclosporine were tapered and adalimumab initiated. Bilateral ocular inflammation and CSC were gradually reduced and visual acuity improved without any adverse effect. Twelve months after starting adalimumab monotherapy, no signs of active VKH and CSC were present.Conclusions: Adalimumab is one of the effective therapeutic options for refractory VKH disease complicated with corticosteroid-induced adverse effects.

神经系统自身免疫性疾病方向

神经系统自身免疫性疾病是以自身免疫细胞、免疫分子等攻击神经系统为主要致病机制的自身免疫性疾病。在免疫反应中,作用于神经系统自身抗原的致病抗体统称为神经系统自身抗体。

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