SARS-CoV-2 501Y. V2 escapes neutralization by South African COVID-19 donor plasma

CK Wibmer, F Ayres, T Hermanus, M Madzivhandila… - Nature medicine, 2021 - nature.com
SARS-CoV-2 501Y.V2 (B.1.351), a novel lineage of coronavirus causing COVID-19, contains
substitutions in two immunodominant domains of the spike protein. Here, we show that …

The Neutralization Breadth of HIV-1 Develops Incrementally over Four Years and Is Associated with CD4+ T Cell Decline and High Viral Load during Acute Infection

ES Gray, MC Madiga, T Hermanus, PL Moore… - Journal of …, 2011 - Am Soc Microbiol
An understanding of how broadly neutralizing activity develops in HIV-1-infected individuals
is needed to guide vaccine design and immunization strategies. Here we used a large …

SARS-CoV-2 prolonged infection during advanced HIV disease evolves extensive immune escape

S Cele, F Karim, G Lustig, JE San, T Hermanus… - Cell host & …, 2022 - cell.com
Characterizing SARS-CoV-2 evolution in specific geographies may help predict properties
of the variants that come from these regions. We mapped neutralization of a SARS-CoV-2 …

Ultrapotent antibodies against diverse and highly transmissible SARS-CoV-2 variants

…, AT DiPiazza, IJ Gordon, SH Hait, T Hermanus… - Science, 2021 - science.org
INTRODUCTION Worldwide appearance of severe acute respiratory syndrome coronavirus
2 (SARS-CoV-2) variants of concern (VOCs) with increased transmissibility and resistance to …

Evolution of an HIV glycan–dependent broadly neutralizing antibody epitope through immune escape

…, JN Bhiman, M Nonyane, DJ Sheward, T Hermanus… - Nature medicine, 2012 - nature.com
Neutralizing antibodies are likely to play a crucial part in a preventative HIV-1 vaccine.
Although efforts to elicit broadly cross-neutralizing (BCN) antibodies by vaccination have been …

Safety and immunogenicity of the ChAdOx1 nCoV-19 (AZD1222) vaccine against SARS-CoV-2 in people living with and without HIV in South Africa: an interim …

…, C Briner, PK Aley, S Bhikha, T Hermanus… - The Lancet …, 2021 - thelancet.com
Background People living with HIV are at an increased risk of fatal outcome when admitted
to hospital for severe COVID-19 compared with HIV-negative individuals. We aimed to …

Escape from recognition of SARS-CoV-2 variant spike epitopes but overall preservation of T cell immunity

…, R Keeton, T Moyo-Gwete, T Hermanus… - Science translational …, 2021 - science.org
SARS-CoV-2 variants that escape neutralization and potentially affect vaccine efficacy have
emerged. T cell responses play a role in protection from reinfection and severe disease, but …

Neutralization titer biomarker for antibody-mediated prevention of HIV-1 acquisition

…, LN Carpp, DH Barouch, NN Mkhize, T Hermanus… - Nature Medicine, 2022 - nature.com
The Antibody Mediated Prevention trials showed that the broadly neutralizing antibody (bnAb)
VRC01 prevented acquisition of human immunodeficiency virus-1 (HIV-1) sensitive to …

Prior infection with SARS-CoV-2 boosts and broadens Ad26. COV2. S immunogenicity in a variant-dependent manner

R Keeton, SI Richardson, T Moyo-Gwete, T Hermanus… - Cell host & …, 2021 - cell.com
The Johnson and Johnson Ad26.COV2.S single-dose vaccine represents an attractive option
for coronavirus disease 2019 (COVID-19) vaccination in countries with limited resources. …

Potent and broad neutralization of HIV-1 subtype C by plasma antibodies targeting a quaternary epitope including residues in the V2 loop

…, M Nonyane, N Tumba, T Hermanus… - Journal of …, 2011 - Am Soc Microbiol
The targets of broadly cross-neutralizing (BCN) antibodies are of great interest in the HIV
vaccine field. We have identified a subtype C HIV-1-superinfected individual, CAP256, with high…