[HTML][HTML] Nef obtained from individuals with HIV-1 vary in their ability to antagonize SERINC3-and SERINC5-mediated HIV-1 restriction

Z Kruize, AC van Nuenen, SW van Wijk, AF Girigorie… - Viruses, 2021 - mdpi.com
Nef is a multifunctional viral protein that has the ability to downregulate cell surface
molecules, including CD4 and major histocompatibility complex class I (MHC-I) and, as …

Disruption of Serinc1, which facilitates serine-derived lipid synthesis, fails to alter macrophage function, lymphocyte proliferation or autoimmune disease susceptibility

EPF Chu, CM Elso, AH Pollock, MA Alsayb… - Molecular …, 2017 - Elsevier
During immune cell activation, serine-derived lipids such as phosphatidylserine and
sphingolipids contribute to the formation of protein signaling complexes within the plasma …

Preadaptation of simian immunodeficiency virus SIVsmm facilitated Env-mediated counteraction of human tetherin by human immunodeficiency virus type 2

E Heusinger, K Deppe, P Sette, C Krapp… - Journal of …, 2018 - Am Soc Microbiol
The host restriction factor tetherin inhibits virion release from infected cells and poses a
significant barrier to successful zoonotic transmission of primate lentiviruses to humans …

CD4-and time-dependent susceptibility of HIV-1-infected cells to antibody-dependent cellular cytotoxicity

WS Lee, J Prévost, J Richard, RM van der Sluis… - Journal of …, 2019 - Am Soc Microbiol
ABSTRACT HIV-1-specific antibody-dependent cellular cytotoxicity (ADCC) antibodies
within HIV-1-positive (HIV-1+) individuals predominantly target CD4-induced (CD4i) …

The antiviral activity of rodent and lagomorph SERINC3 and SERINC5 is counteracted by known viral antagonists

P de Sousa-Pereira, J Abrantes… - Journal of General …, 2019 - microbiologyresearch.org
A first step towards the development of a human immunodeficiency virus (HIV) animal model
has been the identification and surmounting of species-specific barriers encountered by HIV …

[HTML][HTML] A Conserved Acidic Residue in the C-Terminal Flexible Loop of HIV-1 Nef Contributes to the Activity of SERINC5 and CD4 Downregulation

C Firrito, C Bertelli, A Rosa, A Chande, S Ananth… - Viruses, 2023 - mdpi.com
The host transmembrane protein SERINC5 is incorporated into retrovirus particles and
inhibits HIV-1 infectivity. The lentiviral Nef protein counteracts SERINC5 by downregulating it …

[HTML][HTML] Loss of tetherin antagonism by Nef impairs SIV replication during acute infection of rhesus macaques

A Tavakoli-Tameh, SK Janaka, K Zarbock… - PLoS …, 2020 - journals.plos.org
Most simian immunodeficiency viruses use Nef to counteract the tetherin proteins of their
nonhuman primate hosts. Nef also downmodulates cell-surface CD4 and MHC class I (MHC …

Selective Disruption of SERINC5 Antagonism by Nef Impairs Simian Immunodeficiency Virus Replication in Primary CD4+ T Cells

SK Janaka, AV Palumbo, A Tavakoli-Tameh… - Journal of …, 2021 - Am Soc Microbiol
The Nef proteins of human immunodeficiency virus type 1 (HIV-1) and simian
immunodeficiency virus (SIV) enhance viral infectivity by preventing the incorporation of the …

Maintenance of AP-2-dependent functional activities of Nef restricts pathways of immune escape from CD8 T lymphocyte responses

B Schouest, AM Weiler, SK Janaka, TA Myers… - Journal of …, 2018 - Am Soc Microbiol
Nef-specific CD8+ T lymphocytes (CD8TL) are linked to extraordinary control of primate
lentiviral replication, but the mechanisms underlying their efficacy remain largely unknown …

APOBEC3F Constitutes a Barrier to Successful Cross-Species Transmission of Simian Immunodeficiency Virus SIVsmm to Humans

R Nchioua, D Kmiec, A Gaba, CM Stürzel… - Journal of …, 2021 - Am Soc Microbiol
Simian immunodeficiency virus infecting sooty mangabeys (SIVsmm) has been transmitted
to humans on at least nine occasions, giving rise to human immunodeficiency virus type 2 …