SARS-CoV-2 ORF8: a rapidly evolving immune and viral modulator in COVID-19

A Arduini, F Laprise, C Liang - Viruses, 2023 - mdpi.com
The COVID-19 pandemic has resulted in upwards of 6.8 million deaths over the past three
years, and the frequent emergence of variants continues to strain global health. Although …

Comparative Pathogenesis of Severe Acute Respiratory Syndrome Coronaviruses

J Zhang, M Rissmann, T Kuiken… - Annual Review of …, 2024 - annualreviews.org
Over the last two decades the world has witnessed the global spread of two genetically
related highly pathogenic coronaviruses, severe acute respiratory syndrome coronavirus …

SARS-CoV-2 accessory protein ORF8 is secreted extracellularly as a glycoprotein homodimer

K Matsuoka, N Imahashi, M Ohno, H Ode… - Journal of Biological …, 2022 - ASBMB
ORF8 is an accessory protein encoded by severe acute respiratory syndrome coronavirus 2
(SARS-CoV-2). Consensus regarding the biological functions of ORF8 is lacking, largely …

SARS-CoV-2 ORF8 accessory protein is a virulence factor

M Bello-Perez, J Hurtado-Tamayo, AZ Mykytyn… - Mbio, 2023 - Am Soc Microbiol
Severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) encodes six accessory
proteins (3a, 6, 7a, 7b, 8, and 9b) for which limited information is available on their role in …

Positive selection underlies repeated knockout of ORF8 in SARS-CoV-2 evolution

C Wagner, KE Kistler, GA Perchetti, N Baker… - Nature …, 2024 - nature.com
Knockout of the ORF8 protein has repeatedly spread through the global viral population
during SARS-CoV-2 evolution. Here we use both regional and global pathogen sequencing …

A neonatal mouse model characterizes transmissibility of SARS-CoV-2 variants and reveals a role for ORF8

BA Rodriguez-Rodriguez, GO Ciabattoni… - Nature …, 2023 - nature.com
Small animal models have been a challenge for the study of SARS-CoV-2 transmission, with
most investigators using golden hamsters or ferrets. Mice have the advantages of low cost …

SARS-CoV-2 ORF8 Mediates Signals in Macrophages and Monocytes through MyD88 Independently of the IL-17 Receptor

NO Ponde, KE Shoger, MS Khatun… - The Journal of …, 2023 - journals.aai.org
SARS-CoV-2 has caused an estimated 7 million deaths worldwide to date. A secreted SARS-
CoV-2 accessory protein, known as open reading frame 8 (ORF8), elicits inflammatory …

SARS-CoV-2 ORF8 as a modulator of cytokine induction: evidence and search for molecular mechanisms

MI Móvio, GWC Almeida, IGL Martines… - Viruses, 2024 - mdpi.com
Severe cases of SARS-CoV-2 infection are characterized by an immune response that leads
to the overproduction of pro-inflammatory cytokines, resulting in lung damage …

Oligomer formation of SARS-CoV-2 ORF8 through 73YIDI76 motifs regulates immune response and non-infusion antiviral interactions

M Assadizadeh, M Azimzadeh Irani - Frontiers in Molecular …, 2023 - frontiersin.org
Introduction: Open Reading Frame 8 (ORF8) is a 121 amino acid length SARS-CoV-2
specific accessory protein that plays crucial roles in viral infectivity, and pathogenesis …

[HTML][HTML] Reverse genetics systems for SARS-CoV-2: Development and applications

HL Cai, YW Huang - Virologica Sinica, 2023 - Elsevier
The recent emergence of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2)
caused serious harm to human health and struck a blow to global economic development …