抗逆转录病毒疗法诱导的周围神经病和痛觉过敏模型。
model of anti-retroviral therapy induced peripheral neuropathy and nociceptive hypersensitivity.
机构信息
Neuroscience Graduate Program, University of. Texas Medical Branch, Galveston, TX 77555, USA.
Mitchell Center for Neurodegenerative Diseases, Department of Neurology, University of Texas Medical Branch, Galveston, TX 77555, USA.
出版信息
Biol Open. 2021 Jan 27;10(1):bio054635. doi: 10.1242/bio.054635.
The success of antiretroviral therapy (ART) has improved the survival of HIV-infected patients significantly. However, significant numbers of patients on ART whose HIV disease is well controlled show peripheral sensory neuropathy (PSN), suggesting that ART may cause PSN. Although the nucleoside reverse transcriptase inhibitors (NRTIs), one of the vital components of ART, are thought to contribute to PSN, the mechanisms underlying the PSN induced by NRTIs are unclear. In this study, we developed a model of NRTI-induced PSN that recapitulates the salient features observed in patients undergoing ART: PSN and nociceptive hypersensitivity. Furthermore, our data demonstrate that pathways known to suppress PSN induced by chemotherapeutic drugs are ineffective in suppressing the PSN or nociception induced by NRTIs. Instead, we found that increased dynamics of a peripheral sensory neuron may possibly underlie NRTI-induced PSN and nociception. Our model provides a solid platform in which to investigate further mechanisms of ART-induced PSN and nociceptive hypersensitivity.This article has an associated First Person interview with the first author of the paper.
抗逆转录病毒疗法 (ART) 的成功显著提高了 HIV 感染患者的生存率。然而,大量 HIV 病得到良好控制的接受 ART 治疗的患者出现周围感觉神经病变 (PSN),表明 ART 可能导致 PSN。尽管核苷逆转录酶抑制剂 (NRTIs) 是 ART 的重要组成部分之一,被认为与 PSN 有关,但 NRTIs 引起的 PSN 的机制尚不清楚。在这项研究中,我们建立了一种 NRTI 诱导的 PSN 模型,该模型再现了接受 ART 治疗的患者中观察到的显著特征:PSN 和痛觉过敏。此外,我们的数据表明,已知可抑制化疗药物引起的 PSN 的途径在抑制 NRTIs 引起的 PSN 或痛觉过敏方面无效。相反,我们发现外周感觉神经元的动态增加可能是 NRTI 诱导的 PSN 和痛觉过敏的基础。我们的模型为进一步研究 ART 诱导的 PSN 和痛觉过敏的机制提供了一个坚实的平台。本文附有该论文第一作者的第一人称采访。
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