Results 21 to 30 of about 1,307 (146)

HIV-1 Nef: at the crossroads [PDF]

open access: yesRetrovirology, 2008
The development of anti-virals has blunted the AIDS epidemic in the Western world but globally the epidemic has not been curtailed. Standard vaccines have not worked, and attenuated vaccines are not being developed because of safety concerns. Interest in attenuated vaccines has centered on isolated cases of patients infected with HIV-1 containing a ...
Garcia J Victor, Foster John L
openaire   +3 more sources

Le Narrenschiff de Sébastien Brant à l’épreuve du filtre foucaldien

open access: yesBabel: Littératures Plurielles, 2012
Pour illustrer sa thèse historico-philosophique du partage entre une expérience cosmique et une expérience critique de la folie à l’aube de l’âge moderne, Michel Foucault mobilise au tout début de l’Histoire de la folie un ouvrage jusque là peu connu du ...
Jonas Kurscheidt
doaj   +1 more source

Nef HIV-1 (Retroviridae: Orthoretrovirinae: Lentivirus: Human immunodeficiency virus-1), multifunctional protein: features of genetic virus variants circulating in Russia

open access: yesВопросы вирусологии
Introduction. Nef provides high level of HIV-1 replication due to synergy of its multiple functions and is an important factor in the pathogenesis of HIV infection. Nef is considered as a target for development of therapeutic agents.
Anna I. Kuznetsova   +10 more
doaj   +1 more source

Construction of a Prokaryotic Expression Vector harboring Two HIV-1 Accessory Genes

open access: yesMedical Laboratory Journal, 2021
Background and objectives: HIV-1 Nef and Vpr antigens have been described as suitable candidates for therapeutic HIV vaccine development. The aim of this study was to generate Nef-Vpr fusion gene construct and to clone the construct into pET-23a (+), a ...
Arash Nikyar   +3 more
doaj  

Genetic defects in the nef gene are associated with Korean Red Ginseng intake: monitoring of nef sequence polymorphisms over 20 years

open access: yesJournal of Ginseng Research, 2017
Background: The presence of gross deletions in the human immunodeficiency virus nef gene (gΔnef) is associated with long-term nonprogression of infected patients.
Young-Keol Cho   +2 more
doaj   +1 more source

HIV-1 Nef down-modulates C-C and C-X-C chemokine receptors via ubiquitin and ubiquitin-independent mechanism. [PDF]

open access: yesPLoS ONE, 2014
Human and Simian Immunodeficiency virus (HIV-1, HIV-2, and SIV) encode an accessory protein, Nef, which is a pathogenesis and virulence factor. Nef is a multivalent adapter that dysregulates the trafficking of many immune cell receptors, including ...
Prabha Chandrasekaran   +5 more
doaj   +1 more source

The end of Nef's tether [PDF]

open access: yesTrends in Microbiology, 2014
Tetherin represents an important barrier for successful cross-species transmissions of primate lentiviruses. HIV-1 overcame this obstacle by using Vpu as a countermeasure. However, Kluge and collaborators now show that HIV-1 group O uses Nef to antagonize tetherin, and that this activity may have contributed to its spread in West-Central Africa.
openaire   +2 more sources

The identification of a small molecule compound that reduces HIV-1 Nef-mediated viral infectivity enhancement.

open access: yesPLoS ONE, 2011
Nef is a multifunctional HIV-1 protein that accelerates progression to AIDS, and enhances the infectivity of progeny viruses through a mechanism that is not yet understood.
Nopporn Chutiwitoonchai   +9 more
doaj   +1 more source

Secreted Nonstructural Protein 3 is a Pathogenic Determinant of Orbivirus

open access: yesAdvanced Science, EarlyView.
This study uncovers a conserved PIP2‐dependent secretory pathway of orbivirus NS3 that induces vascular leakage. Pharmacological disruption of PIP2‐NS3 interaction significantly reduces viral pathogenicity and provides protective efficacy in murine models, establishing PIP2‐mediated NS3 secretion as both a key virulence determinant and a promising ...
Junyong Guan   +11 more
wiley   +1 more source

Association with PAK2 Enables Functional Interactions of Lentiviral Nef Proteins with the Exocyst Complex

open access: yesmBio, 2015
Human immunodeficiency virus type 1 (HIV-1) Nef enhances virus replication and contributes to immune evasion in vivo, but the underlying molecular mechanisms remain incompletely defined.
Andrea Imle   +5 more
doaj   +1 more source

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