Antibody-dependent cellular cytotoxicity in HIV infection

DN Forthal, A Finzi - Aids, 2018 - journals.lww.com
Interactions between the Fc segment of IgG and its receptors (FcγRs) found on cells such as
natural killer cells, monocytes, macrophages and neutrophils can potentially mediate …

[HTML][HTML] Real-time conformational dynamics of SARS-CoV-2 spikes on virus particles

M Lu, PD Uchil, W Li, D Zheng, DS Terry, J Gorman… - Cell host & …, 2020 - cell.com
The severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) spike (S) mediates
viral entry into cells and is critical for vaccine development against coronavirus disease …

Impact of HIV-1 envelope conformation on ADCC responses

J Richard, J Prévost, N Alsahafi, S Ding, A Finzi - Trends in microbiology, 2018 - cell.com
HIV-1 envelope glycoproteins (Env) represent the only virus-specific antigen exposed at the
surface of infected cells. In its unliganded form, Env from primary viruses samples a …

The HIV-1 proviral landscape reveals that Nef contributes to HIV-1 persistence in effector memory CD4+ T cells

G Duette, B Hiener, H Morgan… - The Journal of …, 2022 - Am Soc Clin Investig
Despite long-term antiretroviral therapy (ART), HIV-1 persists within a reservoir of CD4+ T
cells that contribute to viral rebound if treatment is interrupted. Identifying the cellular …

An asymmetric opening of HIV-1 envelope mediates antibody-dependent cellular cytotoxicity

N Alsahafi, N Bakouche, M Kazemi, J Richard, S Ding… - Cell host & …, 2019 - cell.com
The HIV-1 envelope glycoprotein (Env)(gp120-gp41) 3 is the target for neutralizing
antibodies and antibody-dependent cellular cytotoxicity (ADCC). HIV-1 Env is flexible …

Comparison of antibody-dependent cell-mediated cytotoxicity and virus neutralization by HIV-1 Env-specific monoclonal antibodies

B von Bredow, JF Arias, LN Heyer, B Moldt… - Journal of …, 2016 - Am Soc Microbiol
Although antibodies to the human immunodeficiency virus type 1 (HIV-1) envelope
glycoprotein have been studied extensively for their ability to block viral infectivity, little data …

Effect of HIV-1 Env on SERINC5 antagonism

S Beitari, S Ding, Q Pan, A Finzi, C Liang - Journal of virology, 2017 - Am Soc Microbiol
ABSTRACT SERINC5 is able to restrict HIV-1 infection by drastically impairing the infectivity
of viral particles. Studies have shown that the HIV-1 Nef protein counters SERINC5 through …

Uninfected bystander cells impact the measurement of HIV-specific antibody-dependent cellular cytotoxicity responses

J Richard, J Prévost, AE Baxter, B von Bredow, S Ding… - MBio, 2018 - Am Soc Microbiol
The conformation of the HIV-1 envelope glycoprotein (Env) substantially impacts antibody
recognition and antibody-dependent cellular cytotoxicity (ADCC) responses. In the absence …

CD4 downregulation precedes Env expression and protects HIV-1-infected cells from ADCC mediated by non-neutralizing antibodies

J Richard, G Sannier, L Zhu, J Prévost, L Marchitto… - Mbio, 2024 - journals.asm.org
ABSTRACT HIV-1 envelope glycoprotein (Env) conformation substantially impacts antibody-
dependent cellular cytotoxicity (ADCC). Envs from primary HIV-1 isolates adopt a prefusion …

Modulating HIV-1 envelope glycoprotein conformation to decrease the HIV-1 reservoir

JK Rajashekar, J Richard, J Beloor, J Prévost… - Cell host & …, 2021 - cell.com
Small CD4-mimetic compounds (CD4mc) sensitize HIV-1-infected cells to antibody-
dependent cellular cytotoxicity (ADCC) by facilitating antibody recognition of epitopes that …