东部马脑炎病毒:新陈代谢与衰老的重要性

Eastern Equine Encephalitis Virus: The Importance of Metabolism and Aging.

作者信息

Kordowitzki Pawel

机构信息

Department of Preclinical and Basic Sciences, Faculty of Biological and Veterinary Sciences, Nicolaus Copernicus University, 87-100 Torun, Poland.

Department of Cell Biology, Harvard Medical School, Boston, MA 02115, USA.

出版信息

Int J Mol Sci. 2024 Dec 12;25(24):13318. doi: 10.3390/ijms252413318.

Abstract

Eastern equine encephalitis virus (EEEV) is a mosquito-transmitted alphavirus that, among humans, can cause a severe and often fatal illness. The zoonotic EEEV enzootic cycle involves a cycle of transmission between and avian hosts, frequently resulting in spillover to dead-end vertebrate hosts such as humans and horses. Interestingly, it has been described that the W132G mutation of the very low-density lipoprotein receptor (VLDLR), the receptor of EEEV, significantly enhanced the VLDLR-mediated cell attachment of EEEV. The patient's metabolism plays a pivotal role in shaping the complex landscape of viral zoonosis. EEEV represents a significant public health concern due to its severe clinical outcomes, challenging epidemiological characteristics, and certain risk factors that heighten susceptibility among specific populations or age groups. Age is one of several predictors that can impact the outcome of EEEV infection; juvenile animals appear to be particularly vulnerable to severe disease. This has also been observed in natural infections, as children are often the most severely impacted humans. The aim of this piece is to shed light on the intricate relationship between human metabolism and the Eastern equine encephalitis virus.

摘要

东部马脑炎病毒(EEEV)是一种由蚊子传播的甲病毒,在人类中可引发严重且往往致命的疾病。人畜共患的EEEV自然疫源地循环涉及在鸟类宿主之间的传播循环,经常导致病毒传播到诸如人类和马等终末脊椎动物宿主。有趣的是,已有描述称,EEEV的受体极低密度脂蛋白受体(VLDLR)的W132G突变显著增强了VLDLR介导的EEEV细胞附着。患者的新陈代谢在塑造病毒性人畜共患病的复杂格局中起着关键作用。由于其严重的临床后果、具有挑战性的流行病学特征以及某些会增加特定人群或年龄组易感性的危险因素,EEEV是一个重大的公共卫生问题。年龄是影响EEEV感染结果的几个预测因素之一;幼年动物似乎特别容易患上严重疾病。在自然感染中也观察到了这一点,因为儿童往往是受影响最严重的人群。本文的目的是阐明人类新陈代谢与东部马脑炎病毒之间的复杂关系。

https://cdn.ncbi.nlm.nih.gov/pmc/blobs/3c00/11680025/d860a7a5a328/ijms-25-13318-g001.jpg

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