Zelda W. De Beer

Pretoria, GT, South Africa

Last Updated: 09/26/2026

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Found 103 publications

Tundrisphaera macrotermitis sp. nov., a novel member of the family Isosphaeraceae isolated from the gut of a fungus-growing termite.

Tundrisphaera macrotermitis sp. nov., a novel member of the family Isosphaeraceae isolated from the gut of a fungus-growing termite.

Journal: Scientific reports

Published: June 26, 2025

T-Cell Phenotypes and Systemic Cytokine Profiles of People Living with HIV Admitted to Hospital with COVID-19.

T-Cell Phenotypes and Systemic Cytokine Profiles of People Living with HIV Admitted to Hospital with COVID-19.

Journal: Microorganisms

Published: August 31, 2024

SARS-CoV-2 BA.4/5 infection triggers more cross-reactive FcγRIIIa signaling and neutralization than BA.1, in the context of hybrid immunity.

SARS-CoV-2 BA.4/5 infection triggers more cross-reactive FcγRIIIa signaling and neutralization than BA.1, in the context of hybrid immunity.

Journal: Journal of virology

Published: July 02, 2024

Aberrant innate immune profile associated with COVID-19 mortality in Pretoria, South Africa.

Aberrant innate immune profile associated with COVID-19 mortality in Pretoria, South Africa.

Journal: Clinical immunology (Orlando, Fla.)

Published: May 21, 2024

Comparison of platelet-and endothelial-associated biomarkers of disease activity in people hospitalized with Covid-19 with and without HIV co-infection.

Comparison of platelet-and endothelial-associated biomarkers of disease activity in people hospitalized with Covid-19 with and without HIV co-infection.

Journal: Frontiers in immunology

Published: June 06, 2023

COVID-19 severity and in-hospital mortality in an area with high HIV prevalence.

COVID-19 severity and in-hospital mortality in an area with high HIV prevalence.

Journal: Southern African journal of HIV medicine

Published: July 24, 2022

Shared N417-Dependent Epitope on the SARS-CoV-2 Omicron, Beta, and Delta Plus Variants.

Shared N417-Dependent Epitope on the SARS-CoV-2 Omicron, Beta, and Delta Plus Variants.

Journal: Journal of virology

Published: July 22, 2022

Resolution of eleven reported and five novel Podaxis species based on ITS phylogeny, phylogenomics, morphology, ecology, and geographic distribution.

Resolution of eleven reported and five novel Podaxis species based on ITS phylogeny, phylogenomics, morphology, ecology, and geographic distribution.

Journal: Persoonia

Published: June 29, 2022

Antibody-dependent cellular cytotoxicity against SARS-CoV-2 Omicron sub-lineages is reduced in convalescent sera regardless of infecting variant.

Antibody-dependent cellular cytotoxicity against SARS-CoV-2 Omicron sub-lineages is reduced in convalescent sera regardless of infecting variant.

Journal: Cell reports. Medicine

Published: June 26, 2022

Author Correction: T cell responses to SARS-CoV-2 spike cross-recognize Omicron.

Author Correction: T cell responses to SARS-CoV-2 spike cross-recognize Omicron.

Journal: Nature

Published: April 09, 2022

GNPS-Guided Discovery of Madurastatin Siderophores from the Termite-Associated Actinomadura sp. RB99.

GNPS-Guided Discovery of Madurastatin Siderophores from the Termite-Associated Actinomadura sp. RB99.

Journal: Chemistry (Weinheim an der Bergstrasse, Germany)

Published: February 24, 2022

SARS-CoV-2 Omicron triggers cross-reactive neutralization and Fc effector functions in previously vaccinated, but not unvaccinated, individuals.

SARS-CoV-2 Omicron triggers cross-reactive neutralization and Fc effector functions in previously vaccinated, but not unvaccinated, individuals.

Journal: Cell host & microbe

Published: February 11, 2022

Showing 1-12 of 103

Last Updated: 09/26/2026