Hyper-reactivity of CD8+ T cells and high expression of IL-3 correlates with occurrence and severity of Long-COVID
Renner; Stauffenberg; Paulus; Neumayer; Winter-Köhler; Buchtler; Schmalenberger; Blaas; Mohr; Pfeifer; Malfertheiner; Loew; Sester; Bals; Peterhoff; Schmidt; Mack
Following...
Abstract
The immunoregulatory metabolite itaconate accumulates in innate immune cells upon Toll-like receptor stimulation. In response to macrophage activation by lipopolysaccharide, itaconate inhibits inflammasome activation and boosts type I interferon signalling; however, the molecular...
A new study reveals a surprising mechanism by which itaconate inhibits the active site of a peroxiredoxin enzyme to amplify redox signalling and the type I interferon response in macrophages.
Paywalled
Effects of a mild inflammatory challenge on cytokines and sickness behavior: A randomized controlled trial using the influenza vaccine
Jolink; Feldman; Antenucci; Cardenas; West; Nakamura; Muscatell
The influenza vaccine has reliably been associated with mild, within-person increases in...
Systemic Multi-Omics Analysis Reveals Interferon Response Heterogeneity and Links Lipid Metabolism to Immune Alterations in Severe COVID-19
Ronaldo Lira-Junior; Anoop Ambikan; Axel Cederholm; Ssefanit Rezene; Flora Mikaeloff; Sara Svensson Akusjarvi; Ahmet Yalcinkaya; Xi Chen; Maike Sperk...
Unveiling the Immune Landscape of COVID-19 and prolonged Long-COVID through Single-Cell RNA Sequencing
Marta Līva Spriņģe; Kristīne Vaivode; Rihards Saksis; Nineļa Miriama Vainšeļbauma; Laura Ansone; Monta Brīvība; Helvijs Niedra; Vita Rovite
Long-COVID affects at least 10% of COVID-19...
The cellular and molecular cardiac tissue responses in human inflammatory cardiomyopathies after SARS-CoV-2 infection and COVID-19 vaccination
Maatz, Henrike; Lindberg, Eric L.; Adami, Eleonora; López-Anguita, Natalia; Perdomo-Sabogal, Alvaro; Cocera Ortega, Lucía; Patone, Giannino; Reichart...
Abstract
Post-acute sequelae of COVID-19 (PASC) is a complex and multifaceted clinical challenge requiring to emphasize its underlying pathophysiological mechanisms.
This study assessed hundreds of virological, serological, immunological, and tissue damage biomarkers in two patient cohorts who...
Mitochondrial Dysfunction in Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
Abu Mohammad Syed; Alexander K. Karius; Jin Ma; Ping-yuan Wang; Paul M. Hwang
ME/CFS is a debilitating multisystem disorder of unclear etiology that affects many individuals worldwide. One of its hallmark symptoms...
Polymerized Type I Collagen Downregulates STAT-1 Phosphorylation Through Engagement with LAIR-1 in Circulating Monocytes, Avoiding Long COVID
Olivares-Martínez, Elizabeth; Hernández-Ramírez, Diego Francisco; Núñez-Álvarez, Carlos Alberto; Meza-Sánchez, David Eduardo; Chapa, Mónica...
Correlation of Interferons and Autoimmune Aspects in Long COVID-19 Patients
Fumiyuki Hattori, Junji Nishiyama, Hideaki Hasuo
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Abstract
Long COVID, or post-acute sequelae of COVID-19 (PASC), represents a major global health challenge, with its underlying mechanisms remaining...
Regulation of human interferon signaling by transposon exonization
Giulia Irene Maria Pasquesi; Holly Allen; Atma Ivancevic; Arturo Barbachano-Guerrero; Olivia Joyner; Kejun Guo; David M. Simpson; Keala Gapin; Isabella Horton; Lily L. Nguyen; Qing Yang; Cody J. Warren; Liliana D. Florea...
An ultra-early, transient interferon-associated innate immune response associates with protection from SARS-CoV-2 infection despite exposure
Joe Fenn et 77 al
BACKGROUND
A proportion of individuals exposed to respiratory viruses avoid contracting detectable infection. We tested the hypothesis...
Nuclear factor kappa-B cell NF-κB, interferon regulatory Factor, and glucocorticoid receptor pathway activation in major depressive Disorder: The role of cytomegalovirus infection
Savitz; McKinney; Meier; Zheng; Ford; Yolken; Teague; Cole
Altered activity of major immunoregulatory pathways has...
Immune exhaustion in ME/CFS and long COVID
Natalie Eaton-Fitch; Penny Rudd; Teagan Er; Livia Hool; Lara Herrero; Sonya Marshall-Gradisnik
Myalgic encephalomyelitis/chronic fatigue syndrome (ME/CFS) and long COVID are debilitating multisystemic conditions sharing similarities in immune...
STING recognition of viral dsDNA by nociceptors mediates pain in mice
https://www.sciencedirect.com/science/article/pii/S0889159124004823
Highlights
Nociceptors can directly sense viral nucleic acids, such as dsDNA derived from herpes and vaccinia viruses.
Cytosolic dsDNA causes nocifensive...
Macro- and Microstructural White Matter Differences in Neurologic Postacute Sequelae of SARS-CoV-2 Infection
Erin E. O’Connor; Rosangela Salerno-Goncalves; Nikita Rednam; Rory O’Brien; Peter Rock; Andrea R. Levine; Thomas A. Zeffiro
BACKGROUND AND PURPOSE
Neuropsychiatric complications of...
Type I interferons and endoplasmic reticulum stress in health and disease
Sprooten; Garg
Type I interferons (IFNs) comprise of pro-inflammatory cytokines created, as well as sensed, by all nucleated cells with the main objective of blocking pathogens-driven infections. Owing to this broad range...
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