SARS-CoV-2 and innate immunity: the good, the bad, and the “goldilocks”

BL Sievers, MTK Cheng, K Csiba, B Meng… - Cellular & Molecular …, 2024 - nature.com
An ancient conflict between hosts and pathogens has driven the innate and adaptive arms of
immunity. Knowledge about this interplay can not only help us identify biological …

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 …

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 …

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 …

The return of the “Mistigri”(virus adaptative gain by gene loss) through the SARS‐CoV‐2 XBB. 1.5 chimera that predominated in 2023

P Colson, J Delerce, J Fantini… - Journal of Medical …, 2023 - Wiley Online Library
Severe acute respiratory syndrome coronavirus 2 XBB. 1.5 is the first recombinant lineage to
predominate at the country and global scales. Very interestingly, like the Marseille‐4B …

Comprehensive genomic analysis of the SARS-CoV-2 Omicron variant BA. 2.76 in Jining City, China, 2022

Q Yin, W Liu, Y Jiang, Q Feng, X Wang, H Dou, Z Liu… - BMC genomics, 2024 - Springer
Objective This study aims to analyze the molecular characteristics of the novel coronavirus
(SARS-CoV-2) Omicron variant BA. 2.76 in Jining City, China. Methods Whole-genome …

SARS-CoV-2 Accessory Protein ORF8 Targets the Dimeric IgA Receptor pIgR

F Laprise, A Arduini, M Duguay, Q Pan, C Liang - Viruses, 2024 - mdpi.com
SARS-CoV-2 is a highly pathogenic respiratory virus that successfully initiates and
establishes its infection at the respiratory mucosa. However, little is known about how SARS …

Lack of memory recall in human CD4 T cells elicited by the first encounter with SARS-CoV-2

KA Richards, S Changrob, PG Thomas, PC Wilson… - iScience, 2024 - cell.com
The studies reported here focus on the impact of pre-existing CD4 T cell immunity on the first
encounter with SARS-CoV-2. They leverage PBMC samples from plasma donors collected …

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 …

Genomic Surveillance and Mutation Analysis of SARS-CoV-2 Variants among Patients in Saudi Arabia

FA Alsuwairi, AN Alsaleh, DA Obeid, AA Al-Qahtani… - Microorganisms, 2024 - mdpi.com
The genome of severe acute respiratory coronavirus-2 (SARS-CoV-2), the virus responsible
for coronavirus disease 2019 (COVID-19), has undergone a rapid evolution, resulting in the …