Severe COVID-19 patients have impaired plasmacytoid dendritic cell-mediated control of SARS-CoV-2

M Venet, MS Ribeiro, E Décembre, A Bellomo… - Nature …, 2023 - nature.com
Type I and III interferons (IFN-I/λ) are important antiviral mediators against SARS-CoV-2
infection. Here, we demonstrate that plasmacytoid dendritic cells (pDC) are the predominant …

Understanding COVID-19 in children: immune determinants and post-infection conditions

GA Rotulo, P Palma - Pediatric research, 2023 - nature.com
Coronavirus disease 2019 in children presents with milder clinical manifestations than in
adults. On the other hand, the presence of a wide range of inflammatory manifestations …

Innate immunity in protection and pathogenesis during coronavirus infections and COVID-19

RKS Malireddi, BR Sharma… - Annual Review of …, 2024 - annualreviews.org
The COVID-19 pandemic was caused by the recently emerged β-coronavirus SARS-CoV-2.
SARS-CoV-2 has had a catastrophic impact, resulting in nearly 7 million fatalities worldwide …

Critically ill COVID-19 patients with neutralizing autoantibodies against type I interferons have increased risk of herpesvirus disease

I Busnadiego, IA Abela, PM Frey, DA Hofmaenner… - PLoS …, 2022 - journals.plos.org
Autoantibodies neutralizing the antiviral action of type I interferons (IFNs) have been
associated with predisposition to severe Coronavirus Disease 2019 (COVID-19). Here, we …

Anti-cytokine autoantibodies: mechanistic insights and disease associations

A Cheng, SM Holland - Nature Reviews Immunology, 2024 - nature.com
Anti-cytokine autoantibodies (ACAAs) are increasingly recognized as modulating disease
severity in infection, inflammation and autoimmunity. By reducing or augmenting cytokine …

Lower disease activity but higher risk of severe COVID-19 and herpes zoster in patients with systemic lupus erythematosus with pre-existing autoantibodies …

A Mathian, P Breillat, K Dorgham, P Bastard… - Annals of the …, 2022 - ard.bmj.com
Objectives Type-I interferons (IFNs-I) have potent antiviral effects. IFNs-I are also
overproduced in patients with systemic lupus erythematosus (SLE). Autoantibodies (AAbs) …

Post-acute sequelae of COVID-19 is characterized by diminished peripheral CD8+β7 integrin+ T cells and anti-SARS-CoV-2 IgA response

A Santa Cruz, A Mendes-Frias… - Nature …, 2023 - nature.com
Several millions of individuals are estimated to develop post-acute sequelae SARS-CoV-2
condition (PASC) that persists for months after infection. Here we evaluate the immune …

Post-COVID syndrome in adults—an overview

RE Scharf, JM Anaya - Viruses, 2023 - mdpi.com
This article provides an overview of various aspects related to post-COVID syndrome. Apart
from its prevalence, symptoms and sequelae, risk determinants, and psychosocial …

A case of autosomal recessive interferon alpha/beta receptor alpha chain (IFNAR1) deficiency with severe COVID-19

S Khanmohammadi, N Rezaei, M Khazaei… - Journal of clinical …, 2022 - Springer
Abstract Background Interferons (IFNs) play a crucial role in antiviral immunity. Genetic
defects in interferon receptors, IFNs, and auto-antibodies against IFNs can lead to the …

From second thoughts on the germ theory to a full-blown host theory

JL Casanova - Proceedings of the National Academy of …, 2023 - National Acad Sciences
In 1955, René Dubos famously expressed his “second thoughts on the germ theory”,
attributing infectious diseases to various “changing circumstances” that weaken the host by …