患有SARS-CoV-2感染的成年人微量营养素状况和脂肪酸概况 - 一项观察性研究
Melanie Bleffgen1, Laura Schinhammer1, Francesco Giuseppe De Rosa2
1Core Facility Human Studies, ZIEL-Institute for Food and Health, Technical University of Munich,, Freising, Germany.
SARS-CoV-2 感染改变了脂质代谢,显示某些脂肪酸的水平较低,其他脂肪酸的水平较高. 住院患者的微量营养素水平较低,这表明微量营养素状况和COVID-19严重程度之间存在联系.
科学领域:
- 营养免疫学 营养免疫学
- 代谢学 代谢学 代谢学
- 病毒学 病毒学
背景情况:
- 微量营养素状况和脂质代谢是影响传染病易感性和严重性的关键因素.
- 严重急性呼吸系统综合征冠状病毒2 (SARS-CoV-2) 感染已知会影响各种生理过程,包括代谢途径.
研究的目的:
- 调查微量营养素水平,脂质概况和SARS-CoV-2感染之间的关联.
- 为了比较感染者和健康对照者之间的这些参数,以及住院和家庭护理患者之间的这些参数.
主要方法:
- 一项观察性研究涉及139名SARS-CoV-2阳性患者和314名健康对照.
- 分析微量营养素水平 (维生素D,,,,铁) 和脂质概况,使用干血斑点.
- 基于疾病严重程度 (住院治疗与家庭护理) 的参数比较.
主要成果:
- 与对照组相比,SARS-CoV-2患者表现出明显改变的脂质谱,棕酸和酸减少,欧米茄-3和欧米茄-6多不和脂肪酸 (PUFA) 增加.
- 与接受家庭护理的人相比,住院的SARS-CoV-2患者显示所有测量的微量营养素水平显著降低.
- 在SARS-CoV-2患者和对照人群中,微量营养素水平相似,但因疾病严重程度而异.
结论:
- SARS-CoV-2 感染显著改变了脂质代谢.
- 较低的微量营养素状况与SARS-CoV-2感染的严重程度增加有关.
- 脂质代谢失调可能在病毒复制和宿主防御机制中发挥作用.
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