In recent years, phylogenetic analysis of HIV sequence data has been used in research studies to investigate transmission patterns between individuals and groups, including analysis of data from HIV prevention clinical trials, in molecular epidemiology, and in public health surveillance programs. Phylogenetic analysis can provide valuable information to inform HIV prevention efforts, but it also has risks, including stigma and marginalization of groups, or potential identification of HIV transmission between individuals. In response to these concerns, an interdisciplinary working group was assembled to address ethical challenges in US-based HIV phylogenetic research. The working group developed recommendations regarding (1) study design; (2) data security, access, and sharing; (3) legal issues; (4) community engagement; and (5) communication and dissemination. The working group also identified areas for future research and scholarship to promote ethical conduct of HIV phylogenetic research.
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http://dx.doi.org/10.1093/infdis/jiaa107 | DOI Listing |
Zhonghua Yu Fang Yi Xue Za Zhi
January 2025
Department of AIDS/STD Control and Prevention, Nanjing Municipal Center for Disease Control and Prevention, Nanjing210003, China.
To analyze the transmission characteristics of newly reported HIV-infected students aged ≥18 years in Nanjing City from 2016 to 2022 and provide evidence for AIDS publicity and intervention among young students. The pol region sequences of newly reported HIV-infected students and non-student HIV-infected individuals in Nanjing City from 2016 to 2022 were collected, and the BLAST tool was used to search the published global non-Nanjing reported HIV infection sequences in the LANL HIV database. The basic molecular transmission network and regional molecular transmission network were constructed using the HIV-TRACE in a pairwise genetic distance threshold of 1.
View Article and Find Full Text PDFRes Microbiol
January 2025
Department of Convergence Study on the Ocean Science and Technology, National Korea Maritime and Ocean University, Busan 49112, South Korea. Electronic address:
Tunisia, located in North Africa, has a diverse topography along the Mediterranean Sea to the Sahara Desert. These environments encompass oases, rhizosphere soils, desert deposits, saline wetlands, offshore oilrigs, and ancient monument rocks. The country's varied environments have led to the isolation of a multitude of actinomycetes.
View Article and Find Full Text PDFPLoS One
January 2025
Indian Council of Medical Research, New Delhi, India.
Viral hepatitis is a major public health challenge. Hepatitis C Virus (HCV) infection causes the progressive liver damage. A surprisingly high number of individuals tested positive for HCV infection during the Unnao Human Immunodeficiency Virus (HIV) outbreak investigation in 2017-2018 (more than 90% of the people living with HIV were from the Premganj township and Chakmeerapur village of the district in the northern State of Uttar Pradesh).
View Article and Find Full Text PDFAIDS Res Hum Retroviruses
January 2025
State Key Laboratory of Pathogen and Biosecurity, Academy of Military Medical Sciences, Beijing, China.
Under the background of the main epidemic HIV strains (CRF01_AE and CRF07_BC) co-circulation in China, more HIV second-generation recombinant (SGR) strains with CRF01_AE and CRF07_BC as the backbone were also emerging. In this study, we characterize a novel HIV-1 second-generation circulating recombinant form (CRF117_0107) consisting of CRF01_AE and CRF07_BC fragments from three epidemiologically unrelated HIV-1-infected individuals. One near full-length genome (NFLG) sequence was amplified, sequenced, and spliced in two halves using RNA extracted from the plasma of a homosexual in Shenzhen, Guangdong Province.
View Article and Find Full Text PDFVirus Evol
November 2024
Faculty of Health Sciences, Simon Fraser University, 8888 University Drive, Burnaby, BC V5A 1S6, Canada.
Hypermutated proviruses, which arise in a single Human Immunodeficiency Virus (HIV) replication cycle when host antiviral APOBEC3 proteins introduce extensive guanine to adenine mutations throughout the viral genome, persist in all people living with HIV receiving antiretroviral therapy (ART). However, hypermutated sequences are routinely excluded from phylogenetic trees because their extensive mutations complicate phylogenetic inference, and as a result, we know relatively little about their within-host evolutionary origins and dynamics. Using >1400 longitudinal single-genome-amplified HIV sequences isolated from six women over a median of 18 years of follow-up-including plasma HIV RNA sequences collected over a median of 9 years between seroconversion and ART initiation, and >500 proviruses isolated over a median of 9 years on ART-we evaluated three approaches for masking hypermutation in nucleotide alignments.
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