Bacellar Olívia, Faria Daniela, Nascimento Márcia, Cardoso Thiago M, Gollob Kenneth J, Dutra Walderez O, Scott Phillip, Carvalho Edgar M
Serviço de Imunologia, Hospital Universitário Prof. Edgard Santos, Universidade Federal da Bahia, Salvador-Bahia, Brazil.
J Infect Dis. 2009 Jul 1;200(1):75-8. doi: 10.1086/599380.
Interleukin 17 (IL-17) plays a critical role in inflammation and autoimmunity. Very little is known about IL-17 in protozoa infection. Here, we show that lymphocytes obtained from patients with mucosal leishmaniasis and cutaneous leishmaniasis produce higher levels of IL-17 than do lymphocytes obtained from uninfected control subjects (P<.01). There was a tendency for tissue obtained from patients with mucosal leishmaniasis to contain a higher number of cells expressing IL-17, compared with tissue obtained from patients with cutaneous leishmaniasis, and there was a direct correlation between the number of cells expressing IL-17 and the presence of cellular inflammation at the lesion site (r2 = 0.86; P<.001) These data support the role of IL-17 in the pathogenesis of the inflammatory reaction in leishmaniasis.
白细胞介素17(IL-17)在炎症和自身免疫中起关键作用。关于原生动物感染中的IL-17,人们了解甚少。在此,我们发现,与未感染的对照受试者的淋巴细胞相比,黏膜利什曼病和皮肤利什曼病患者的淋巴细胞产生的IL-17水平更高(P<0.01)。与皮肤利什曼病患者的组织相比,黏膜利什曼病患者的组织中表达IL-17的细胞数量有增加的趋势,且表达IL-17的细胞数量与病变部位的细胞炎症存在直接相关性(r2 = 0.86;P<0.001)。这些数据支持IL-17在利什曼病炎症反应发病机制中的作用。
J Infect Dis. 2009-7-1
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