尿液中的宏观元素和微观元素水平在实验性虫虫病中
Natalia Łanocha-Arendarczyk1, Karolina Kot1, Irena Baranowska-Bosiacka2
1Department of Biology and Medical Parasitology, Pomeranian Medical University in Szczecin, 70-204 Szczecin, Poland.
Pathogens (Basel, Switzerland)
|August 25, 2023
概括
自由生活的阿米巴会改变尿中的元素分泌. 在小鼠中感染阿坎萨莫比亚症会增加尿路,,铜,铁,和,同时减少.
科学领域:
- 环境微生物学 环境微生物学
- 人类生理学 人类生理学
- 寄生虫学的寄生虫学
背景情况:
- 自由生活的虫,如Acanthamoeba,因其对宿主生理学的潜在影响而越来越受认可.
- 大元素和微元素的尿液排泄是代谢平衡的关键指标.
- 寄生虫感染对宿主矿物质和微量元素稳态的影响需要进一步研究.
研究的目的:
- 在 *Acanthamoeba* 感染期间研究大元素 (Ca,P,Na,K,Mg) 和微元素 (Mn,Zn,Cu,Fe,Cr) 的尿液分泌模式.
- 为了确定宿主的免疫状态 (免疫能力与免疫抑制) 如何影响这些分泌变化.
- 为了确定元素分泌在感染后发生的变化的时间动态.
主要方法:
- 实验性感染的 * Acanthamoeba * sp. 的. 在*in vivo*小鼠模型中 (具有免疫能力和免疫抑制).
- 在感染后的特定时间点收集和分析尿样 (例如,感染后16天,感染后24天).
- 使用适当的分析技术量化尿液中的宏元素和微元素度.
主要成果:
- 在免疫能力较强的小鼠中,Acanthamoeba感染导致尿液中Ca,Mn,Cu,Fe,Na和Cr的分泌量增加,并在感染后16天内减少K的分泌量.
- 在后期阶段 (24dpi),免疫能力较强的宿主表现出进一步降低的K和较低的P排泄.
- 免疫抑制宿主在感染初期呈现出尿液中Zn,Fe和Cr的增加,Na在16dpi时增加. 主体免疫抑制显著改变了Fe,Cr,Zn,Cu,Mn和Ca的尿度.
结论:
- *Acanthamoeba*感染显著改变了基本宏观元素和微观元素的尿液分泌特征,这取决于宿主免疫状况.
- 这些发现强调了尿元素分析作为寄生虫感染和宿主代谢障碍的生物标志物的潜力.
- 需要进一步的研究,以阐明这些观察到的变化及其临床影响背后的精确机制.
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