Near-Full-Length Genome Analysis of a HIV-1 CRF01_AE/B Recombinant Strain Among Men Who Have Sex with Men in Chengde City, China.

IF 1.5 4区 医学 Q4 IMMUNOLOGY
AIDS research and human retroviruses Pub Date : 2024-05-01 Epub Date: 2023-12-18 DOI:10.1089/AID.2023.0110
Shuofan Dong, Xinli Lu, Yingying Wang, Ning An, Meng Liu, Yan Li, Qi Li
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引用次数: 0

Abstract

The unique recombinant form (URF) of HIV is formed by multiple subtypes which are cocirculating in some area, and the number of HIV recombinants is on the increase worldwide. In this study, we identified a URF named 2019638, composed of CRF01_AE and subtype B, in a man who has sex with men in Qinhuangdao, Hebei province, China. The near-full-length genome (NFLG) sequence was confirmed to be a novel URF. Within this NFLG, two CRF01_AE fragments were inserted into the pol and vif regions, respectively, using subtype B as the backbone. Moreover, the presence of the V106M and V179D point mutations in the reverse transcriptase (RT) region rendered the high-level resistance to efavirenz and nevirapine and intermediate resistance to doravirine. Our findings suggest that the HIV epidemic is evolving toward a high degree of recombination, and we need to continuously monitor HIV genetic diversity to control the further development of the AIDS epidemic.

承德市男男性行为者HIV-1 CRF01_AE/B重组株近全长基因组分析
HIV的独特重组形式(URF)是由多个亚型在某些地区共同传播形成的,并且在世界范围内HIV重组体的数量呈增加趋势。在本研究中,我们在中国河北省秦皇岛的一名男男性行为者(MSM)中发现了一个名为2019638的URF,由CRF01_AE和B亚型组成。该近全长基因组(NFLG)序列被证实为一种新的URF。在该NFLG中,两个CRF01_AE片段分别插入到pol区和vif区,以B亚型为骨干。此外,逆转录酶(RT)区存在V106M和V179D点突变,使其对EFV和NVP具有高水平抗性,对DOR具有中等抗性。我们的研究结果表明,艾滋病毒流行正朝着高度重组的方向发展,我们需要持续监测艾滋病毒遗传多样性,以控制艾滋病流行的进一步发展。
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来源期刊
CiteScore
3.10
自引率
6.70%
发文量
201
审稿时长
3-6 weeks
期刊介绍: AIDS Research and Human Retroviruses was the very first AIDS publication in the field over 30 years ago, and today it is still the critical resource advancing research in retroviruses, including AIDS. The Journal provides the broadest coverage from molecular biology to clinical studies and outcomes research, focusing on developments in prevention science, novel therapeutics, and immune-restorative approaches. Cutting-edge papers on the latest progress and research advances through clinical trials and examination of targeted antiretroviral agents lead to improvements in translational medicine for optimal treatment outcomes. AIDS Research and Human Retroviruses coverage includes: HIV cure research HIV prevention science - Vaccine research - Systemic and Topical PreP Molecular and cell biology of HIV and SIV Developments in HIV pathogenesis and comorbidities Molecular biology, immunology, and epidemiology of HTLV Pharmacology of HIV therapy Social and behavioral science Rapid publication of emerging sequence information.
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