Results 41 to 50 of about 66,203 (260)

HIV-1: To Splice or Not to Splice, That Is the Question

open access: yesViruses, 2021
The transcription of the HIV-1 provirus results in only one type of transcript—full length genomic RNA. To make the mRNA transcripts for the accessory proteins Tat and Rev, the genomic RNA must completely splice.
Ann Emery, Ronald Swanstrom
doaj   +1 more source

HIV-1 Latency by Transition [PDF]

open access: yesImmunity, 2017
The latent HIV-1 reservoir represents the major barrier for the development of an HIV-1 cure. In this issue of Immunity, Shan et al. (2017) highlight that effector-to-memory transitioning (EMT) CD4+ T cells are particularly permissive for the establishment of latent HIV-1 infection.
Boris, Julg, Dan H, Barouch
openaire   +2 more sources

UHRF1 Suppresses HIV-1 Transcription and Promotes HIV-1 Latency by Competing with p-TEFb for Ubiquitination-Proteasomal Degradation of Tat

open access: yesmBio, 2021
HIV-1 remains incurable due to viral reservoirs, which lead to durably latent HIV infection. Identifying novel host factors and deciphering the molecular mechanisms involved in the establishment and maintenance of latency are critical to discover new ...
Taizhen Liang   +6 more
doaj   +1 more source

Depicting HIV-1 Transcriptional Mechanisms: A Summary of What We Know

open access: yesViruses, 2020
Despite the introduction of combinatory antiretroviral therapy (cART), HIV-1 infection cannot be cured and is still one of the major health issues worldwide. Indeed, as soon as cART is interrupted, a rapid rebound of viremia is observed.
Antoine Dutilleul   +2 more
doaj   +1 more source

Bridging HIV-1 cellular latency and clinical long-term non-progressor: an interactomic view. [PDF]

open access: yesPLoS ONE, 2013
Development of an effective HIV management is enticed by the fact that long-term non-progressors (LTNP) restrict viral replication spontaneously, but is hindered by HIV-1 latency.
Jin Yang   +5 more
doaj   +1 more source

THE ROLE OF VPR IN HIV-1 LATENCY

open access: yes
Although antiretroviral therapy (ART) has dramatically improved the clinical prognosis for people with HIV and prevents transmission, ART is not a cure. This is because of a latent reservoir that persists in long-lived cells such as central memory CD4+ T
Lewis, Cat
core   +2 more sources

HIV-1 transcription and latency: an update [PDF]

open access: yesRetrovirology, 2013
Combination antiretroviral therapy, despite being potent and life-prolonging, is not curative and does not eradicate HIV-1 infection since interruption of treatment inevitably results in a rapid rebound of viremia. Reactivation of latently infected cells harboring transcriptionally silent but replication-competent proviruses is a potential source of ...
Van Lint, Carine   +2 more
openaire   +3 more sources

A CRISPR Screen of HIV Dependency Factors Reveals That CCNT1 Is Non-Essential in T Cells but Required for HIV-1 Reactivation from Latency

open access: yesViruses, 2023
We sought to explore the hypothesis that host factors required for HIV-1 replication also play a role in latency reversal. Using a CRISPR gene library of putative HIV dependency factors, we performed a screen to identify genes required for latency ...
Terry L. Hafer   +4 more
doaj   +1 more source

Transcriptional Stochasticity as a Key Aspect of HIV-1 Latency. [PDF]

open access: yesViruses, 2023
This review summarizes current advances in the role of transcriptional stochasticity in HIV-1 latency, which were possible in a large part due to the development of single-cell approaches. HIV-1 transcription proceeds in bursts of RNA production, which stem from the stochastic switching of the viral promoter between ON and OFF states. This switching is
Damour A   +4 more
europepmc   +4 more sources

Schlafen 12 restricts HIV-1 latency reversal by a codon-usage dependent post-transcriptional block in CD4+ T cells

open access: yesCommunications Biology, 2023
Latency is a major barrier towards virus elimination in HIV-1-infected individuals. Yet, the mechanisms that contribute to the maintenance of HIV-1 latency are incompletely understood.
Mie Kobayashi-Ishihara   +22 more
doaj   +1 more source

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