从子血液中释放的内源性热原体细胞在玻璃内化,与PARAINFLUENZA VIRUSUS一起
概括
暴露于类型-5流感病毒的子血细胞释放一种pyrogen. 这一发现表明,血液细胞,而不是脏或淋巴结细胞,可能是引起病毒引起发烧的关键因素.
科学领域:
- 免疫学 免疫学 免疫学
- 病毒学 病毒学
- 细胞生物学 细胞生物学
背景情况:
- 发烧是对病毒感染的常见反应.
- 在病毒感染期间负责内源性热素生产的特定机制和细胞类型尚未完全理解.
- 帕拉流感-5病毒是一种已知的病原体,有可能诱导发烧反应.
研究的目的:
- 为了研究子血液细胞在暴露于类型-5流感病毒后的火素释放中的作用.
- 为了比较血细胞与脏和淋巴结细胞的 pyrogenic 活动.
- 为了描述病毒刺激的血细胞释放的火素的性质.
主要方法:
- 在实验室内用子血液细胞与纯化的类型-5流感病毒 (DA菌株) 进行化.
- 在类似的条件下化脏和淋巴结细胞.
- 测试超级游泳物中的 pyrogenic 活性.
- 铁素原体的行为与已知来自颗粒细胞排泄物的铁素原体进行比较.
主要成果:
- 子血液细胞在与偏流感-5病毒化时释放了一种快速作用的 pyrogen.
- 脏和淋巴结细胞没有表现出显著的 pyrogenic 活性.
- 释放的火原体的特征类似于在颗粒细胞排泄物中发现的火原体的特征.
结论:
- 血液细胞在体外被像偏流感-5这样的病毒激活时,可以产生一种可燃性物质.
- 这些发现表明,循环血液细胞可能是内源性火原体的主要来源,在体内调解病毒引起的发烧.
- 需要进一步的研究来证实这些细胞在病毒感染期间的体内激活和 pyrogen 生产.
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