Antiviral factors and their counteraction by HIV-1: Many uncovered and more to be discovered

D Kmiec, F Kirchhoff - Journal of Molecular Cell Biology, 2024 - academic.oup.com
Extensive studies on HIV-1 have led to the discovery of a variety of structurally and
functionally diverse innate defense factors that target various steps of the retroviral …

[HTML][HTML] SARS-CoV-2 and HIV-1: so different yet so alike. Immune Response at the Cellular and Molecular Level

C Demoliou, C Papaneophytou… - International journal of …, 2022 - ncbi.nlm.nih.gov
In the past half century, humanity has experienced two devastating pandemics; the HIV-1
pandemic and the recent pandemic caused by SARS-CoV-2. Both emerged as zoonotic …

Quantitative proteomics defines mechanisms of antiviral defence and cell death during modified vaccinia Ankara infection

JD Albarnaz, J Kite, M Oliveira, H Li, Y Di… - Nature …, 2023 - nature.com
Modified vaccinia Ankara (MVA) virus does not replicate in human cells and is the vaccine
deployed to curb the current outbreak of mpox. Here, we conduct a multiplexed proteomic …

Promiscuous targeting of cellular proteins by Vpr drives systems-level proteomic remodeling in HIV-1 infection

EJD Greenwood, JC Williamson, A Sienkiewicz… - Cell reports, 2019 - cell.com
HIV-1 encodes four" accessory proteins"(Vif, Vpr, Vpu, and Nef), dispensable for viral
replication in vitro but essential for viral pathogenesis in vivo. Well characterized cellular …

The SMC5/6 complex compacts and silences unintegrated HIV-1 DNA and is antagonized by Vpr

L Dupont, S Bloor, JC Williamson, SM Cuesta, R Shah… - Cell host & …, 2021 - cell.com
Silencing of nuclear DNA is an essential feature of innate immune responses to invading
pathogens. Early in infection, unintegrated lentiviral cDNA accumulates in the nucleus yet …

APOBEC3 degradation is the primary function of HIV-1 Vif determining virion infectivity in the myeloid cell line THP-1

T Ikeda, R Shimizu, H Nasser, MA Carpenter… - Mbio, 2023 - Am Soc Microbiol
ABSTRACT HIV-1 must overcome multiple innate antiviral mechanisms to replicate in CD4+
T lymphocytes and macrophages. Previous studies have demonstrated that the …

Proteomic approaches to study SARS-CoV-2 biology and COVID-19 pathology

P Haas, M Muralidharan, NJ Krogan… - Journal of proteome …, 2021 - ACS Publications
The novel severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2), the causative
agent of coronavirus disease 2019 (COVID-19), was declared a pandemic infection in March …

Inhibition of ATM-directed antiviral responses by HIV-1 Vif

HT Wong, AM Luperchio, S Riley… - PLoS …, 2023 - journals.plos.org
Emerging evidence indicates that HIV-1 hijacks host DNA damage repair (DDR) pathways to
facilitate multiple facets of virus replication. Canonically, HIV-1 engages proviral DDR …

Comprehensive cell surface proteomics defines markers of classical, intermediate and non-classical monocytes

BJ Ravenhill, L Soday, J Houghton, R Antrobus… - Scientific reports, 2020 - nature.com
Monocytes are a critical component of the cellular innate immune system, and can be
subdivided into classical, intermediate and non-classical subsets on the basis of surface …

Diphthamide–a conserved modification of eEF2 with clinical relevance

R Schaffrath, U Brinkmann - Trends in Molecular Medicine, 2024 - cell.com
Diphthamide, a complex modification on eukaryotic translation elongation factor 2 (eEF2),
assures reading-frame fidelity during translation. Diphthamide and enzymes for its synthesis …