通过诱导抗原特异性外周免疫耐受性来预防自身免疫性心肌炎
L M Godsel1, K Wang, B A Schodin
1Department of Pathology, Feinberg Cardiovascular Research Institute, Northwestern University Medical School, Chicago, IL 60611, USA.
Circulation
|March 29, 2001
概括
开发针对自身免疫性心肌炎的抗原特异性免疫疗法,这项研究表明,外周耐受性诱导有效降低了疾病的严重程度,并保护了心脏. 这种方法针对T细胞和B细胞对心脏肌肉素的反应.
科学领域:
- 免疫学 免疫学 免疫学
- 心脏病学 心脏病学
- 自免疫性疾病 自免疫性疾病
背景情况:
- 对心脏肌肉素的自身免疫性与心肌炎有关.
- 目前用于心肌炎的免疫抑制治疗可以增加心脏损伤.
- 需要针对性治疗来抑制心脏自身免疫.
研究的目的:
- 开发一种抗原特异性方法来抑制自身免疫.
- 为了研究肌肉素诱导的实验性自身免疫性心肌炎的外周耐受性.
主要方法:
- 静脉注射了同源性脊髓细胞与心脏肌肉素相结合.
- 在小鼠中诱导的实验性自身免疫性心肌炎.
- 评估了外围耐受性对疾病发病率和严重性的影响.
主要成果:
- 抗原特异性免疫疗法显著降低了心肌炎的发生率和严重程度.
- 预防了肌细胞亡,单核细胞透和纤维化.
- 减少了肌特异性延迟型过敏和抗体产生,影响了T细胞和B细胞的反应.
结论:
- 诱导抗原特异性外周免疫耐受性是有效的.
- 这种方法可以治疗具有自身免疫参与的心肌炎.
- 提供了一种超出一般免疫抑制的有针对性的策略.
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