Transcriptional Control of Interferon-Stimulated Genes DOI Creative Commons
Olga Babadei, Birgit Strobl, Mathias Müller

et al.

Journal of Biological Chemistry, Journal Year: 2024, Volume and Issue: unknown, P. 107771 - 107771

Published: Sept. 1, 2024

Language: Английский

Targeting the gut microbiota for cancer therapy DOI
Miriam R. Fernandes, Poonam Aggarwal, Raquel Costa

et al.

Nature reviews. Cancer, Journal Year: 2022, Volume and Issue: 22(12), P. 703 - 722

Published: Oct. 17, 2022

Language: Английский

Citations

149

The Role of Rumen Microbiota and Its Metabolites in Subacute Ruminal Acidosis (SARA)-Induced Inflammatory Diseases of Ruminants DOI Creative Commons
Yunhe Fu, Yuhong He,

Kaihe Xiang

et al.

Microorganisms, Journal Year: 2022, Volume and Issue: 10(8), P. 1495 - 1495

Published: July 25, 2022

Subacute ruminal acidosis (SARA) is a common metabolic disease in ruminants. In the early stage of SARA, ruminants do not exhibit obvious clinical symptoms. However, SARA often leads to local inflammatory diseases such as laminitis, mastitis, endometritis and hepatitis. The mechanism by which largely unknown. gut microbiota totality bacteria, viruses fungi inhabiting gastrointestinal tract. Studies have found that only crucial health but also involved variety processes, including diseases, autoimmune tumors diseases. shown intestinal bacteria their metabolites can migrate extraintestinal distal organs, lung, liver brain, through endogenous pathways, leading related Combined with literature, we believe dysbiosis rumen microbiota, destruction barrier function pathogenesis lead entry and/or into body blood or lymphatic circulation place "chronic low-grade" state. Meanwhile, mammary gland, uterus other occurrence aim this review describe causes obtain more comprehensive profound understanding its it great significance for joint prevention control

Language: Английский

Citations

49

Short-Chain Fatty Acids in the Microbiota–Gut–Brain Axis: Role in Neurodegenerative Disorders and Viral Infections DOI

Atreye Majumdar,

Indira Priya Siva Venkatesh,

Anirban Basu

et al.

ACS Chemical Neuroscience, Journal Year: 2023, Volume and Issue: 14(6), P. 1045 - 1062

Published: March 3, 2023

The gut-brain axis (GBA) is the umbrella term to include all bidirectional communication between brain and gastrointestinal (GI) tract in mammalian body. Evidence from over two centuries describes a significant role of GI microbiome health disease states host organism. Short-chain fatty acids (SCFAs), mainly acetate, butyrate, propionate that are physiological forms acetic acid, butyric propionic acid respectively, bacteria derived metabolites. SCFAs have been reported influence cellular function multiple neurodegenerative diseases (NDDs). In addition, inflammation modulating properties make them suitable therapeutic candidates neuroinflammatory conditions. This review provides historical background GBA current knowledge individual central nervous system (CNS) disorders. Recently, few reports also identified effects metabolites case viral infections. Among these viruses, flaviviridae family associated with neuroinflammation deterioration CNS functions. this context, we additionally introduce SCFA based mechanisms different pathogenesis understand former's potential as agents against flaviviral disease.

Language: Английский

Citations

33

Gut-brain pathogenesis of post-acute COVID-19 neurocognitive symptoms DOI Creative Commons

Allison M. Plummer,

Yvette L. Matos,

Henry C. Lin

et al.

Frontiers in Neuroscience, Journal Year: 2023, Volume and Issue: 17

Published: Sept. 28, 2023

Approximately one third of non-hospitalized coronavirus disease 2019 (COVID-19) patients report chronic symptoms after recovering from the acute stage severe respiratory syndrome 2 (SARS-CoV-2) infection. Some most persistent and common complaints this post-acute COVID-19 (PACS) are cognitive in nature, described subjectively as “brain fog” also objectively measured deficits executive function, working memory, attention, processing speed. The mechanisms these sequelae currently not understood. SARS-CoV-2 inflicts damage to cerebral blood vessels intestinal wall by binding angiotensin-converting enzyme (ACE2) receptors evoking production high levels systemic cytokines, compromising brain’s neurovascular unit, degrading barrier, potentially increasing permeability both harmful substances. Such substances hypothesized be produced gut pathogenic microbiota that, given profound effects has on gastrointestinal system, may fourish a result post-COVID-19 dysbiosis. therefore create scenario which neurotoxic neuroinflammatory readily proliferate lumen encounter weakened gaining access brain subsequently producing deficits. Here, we review proposed PACS pathogenesis along gut-brain axis, while identifying specific methodologies that available experimentally measure each individual component model.

Language: Английский

Citations

23

Interaction between microbiota and immunity and its implication in colorectal cancer DOI Creative Commons
Changsheng Xing, Yang Du, Tianhao Duan

et al.

Frontiers in Immunology, Journal Year: 2022, Volume and Issue: 13

Published: July 29, 2022

Colorectal cancer (CRC) is one of the leading causes cancer-related death in world. Besides genetic causes, colonic inflammation major risk factors for CRC development, which synergistically regulated by multiple components, including innate and adaptive immune cells, cytokine signaling, microbiota. The complex interaction between gut microbiome has emerged as an important area current research. Metagenomic profiling identified a number prominent CRC-associated bacteria that are enriched patients, linking microbiota composition to colitis development. Some species have been reported promote development preclinical models, while few others modulators induce potent protective immunity against CRC. Mechanistically, regulates activation different cell populations, inflammation, via crosstalk signaling pathways, nuclear factor kappa B (NF-κB), type I interferon, inflammasome. In this review, we provide overview potential interactions host how their could regulate CRC, thus highlighting roles mechanisms microbiota-based therapies prevent or alleviate

Language: Английский

Citations

29

Gut microbiome immaturity and childhood acute lymphoblastic leukaemia DOI Open Access
Ioannis Peppas, Anthony M. Ford, Caroline L. Furness

et al.

Nature reviews. Cancer, Journal Year: 2023, Volume and Issue: 23(8), P. 565 - 576

Published: June 6, 2023

Language: Английский

Citations

21

The regulatory landscape of macrophage interferon signaling in inflammation DOI Creative Commons

Ricky Siebeler,

Menno P.J. de Winther, Marten A. Hoeksema

et al.

Journal of Allergy and Clinical Immunology, Journal Year: 2023, Volume and Issue: 152(2), P. 326 - 337

Published: June 3, 2023

The pervasive role of the innate immune system is established by interferons. Emerging research shows an underappreciated ability macrophages to regulate and propagate interferon responses in infectious autoinflammatory disease states. In this review, we will discuss recent findings demonstrating immunomodulating effects macrophage signaling. Apart from provoking cellular antimicrobial defenses, interferons augment inflammatory activity macrophages. These immunologic adaptations place center at forefront immunity. Consequently, are implicated pathogenesis interferon-driven disorders, such as SLE. these states, recognition immunogenic ligands triggers adopt phenotype through This amplify responses, eventually leading autoinflammation. A better understanding macrophage's signaling support future elucidation novel targets amendable for clinical treatment. Interferons (IFNs) underlie competence ward off pathogens. viral infections, IFNs secreted induce antiviral state host cells, supporting our first line defense against pathogens.1Durbin J.E. Fernandez-Sesma A. Lee C.K. Rao T.D. Frey A.B. Moran T.M. et al.Type I IFN modulates specific immunity.J Immunol. 2000; 164: 4220-4228Crossref PubMed Google Scholar Moreover, recruit leukocytes site infection their activity.2Lee A.J. Ashkar A.A. dual nature type II interferons.Front 2018; 9: 2061Crossref Scopus (343) measures ultimately aim interfere with replication dissemination, curtailing infection. Perturbed may therefore severity susceptibility infections.3Posseme C. Llibre Charbit B. Bondet V. Rouilly Saint-André al.Early IFNβ secretion determines variable downstream IL-12p70 upon TLR4 activation.Cell Rep. 2022; 39110989Abstract Full Text PDF (0) Predictably, impaired a hallmark severe COVID-19 manifestation.4Stertz S. Hale B.G. Interferon deficiencies exacerbating pandemic virus infections.Trends Microbiol. 2021; 29: 973-982Abstract Scholar,5Hadjadj J. Yatim N. Barnabei L. Corneau Boussier Smith al.Impaired patients.Science (1979). 2020; 369: 718-724Crossref More than half century since discovery, now known extend well beyond responses. Namely, orchestrate various distinct homeostatic processes maintain physiological integrity.6Place D.E. Malireddi R.K.S. Kim Vogel P. Yamamoto M. Kanneganti Osteoclast fusion bone loss restricted inducible guanylate binding proteins.Nat Commun. 12: 1-9Crossref (35) Scholar,7Katlinskaya Y.V. Katlinski K.V. Lasri Li Beiting D.P. Durham A.C. control proliferation function intestinal epithelium.Mol Cell Biol. 2016; 36: 1124-1135Crossref (26) Accordingly, disconcerted have long been drive SLE Aicardi-Goutières syndrome. addition, commonly contribute local or systemic inflammation seen rheumatoid arthritis activation Because perturbed appears common denominator conditions, they widely recognized so-called interferonopathies. necessitates investigative efforts into all facets infer clinically relevant reduce burden disease. directed toward interfering microbial principally enhancing interferon-stimulated gene (ISG) expression. On infection, nearly any cell produce intrinsic response microbials, but also protect neighboring cells activate leukocytes. Purposely, some competent producers themselves highly responsive regulatory IFNs, forming feed-forward loop. capacity dependent on lineage microenvironment, like presence pathogens cytokines. Classically, there lineages specialized types IFNs. 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Este J.A. al.Secretion demonstrated single-cell level after costimulation interleukin (IL)-12 plus IL-18.Immunology. 2009; 126: 386-393Crossref (139) 14Bao Y. Liu X. Han Xu Xie Zhang Q. al.Identification IFN-γ-producing B cells.Cell Res. 2013; 24: 161-176Crossref (94) 15Nikonova Khaitov Jackson D.J. Traub Trujillo-Torralbo M.B. Kudlay D.A. al.M1-like potent anti-viral M1-associated marker-positive lung decreased rhinovirus-induced asthma exacerbations.EBioMedicine. 54102734Abstract (13) thereby challenging current dogma lone producers. macrophages, being both tissue-resident derived migratory monocytes, facilitates universal tissue homeostasis immunity.16Zhang Yang Ericsson Function disease: molecular mechanisms.Front 635Google Importantly, effective mediators immunity taking judge, jury, executioner Pathogen receptors (PRRs) constitute wide number sensors use judge environmental exposures, pathogen-associated patterns (PAMPs). main PRRs consider transmembrane Toll-like (TLRs) cytosolic retinoic acid–inducible 1 (RIG-I) melanoma differentiation–associated 5 (MDA5). Macrophages repertoire discriminate between intracellular versus extracellular pathogens, bacterial, endogenous exogenous effectively enabling execute appropriate set actions environment, propagation response. secreting placing them system.1Durbin Scholar,12Ali Yet, central implicates interferonopathies.17Chen H.J. Tas S.W. de Winther M.P.J. Type-I atherosclerosis.J Exp Med. 217e20190459Crossref (39) Scholar,18Moulton V.R. Suarez-Fueyo Meidan E. H. Mizui Tsokos G.C. Pathogenesis lupus erythematosus: perspective.Trends Mol 2017; 23: 615Abstract (241) Transcriptional profiling using state-of-the-art technological advancements has allowed characterization steering system, shedding light delicate cascades. review cover networks underlying An integral feature enhance responsiveness challenges. were observed more ago yet fully elucidated.19Stewart II, W.E. Gosser L.B. Lockart Jr., R.Z. Priming: nonantiviral interferon.J Virol. 1971; 7: 792Crossref Since then, comprise 3 classes cytokines: I, There several subclasses (including IFN-α subtypes IFN-β) (IFN-λ1 4), single (IFN-γ). evolutionary advantage largely unknown, functional differences come down receptor affinity.20Wittling M.C. Cahalan S.R. Levenson E.A. Rabin R.L. Shared unique features interferon-beta interferon-alpha subtypes.Front 3325Crossref (22) Scholar,21Jaks Gavutis Uzé Martal Piehler Differential subunit affinities govern differential signal activation.J 366: 525-539Crossref (166) Despite shared nomenclature, different share little structural homology.22Ealick S.E. Cook W.J. Vijay-Kumar Carson Nagabhushan T.L. Trotta P.P. al.Three-dimensional structure recombinant interferon-γ.Science 1991; 252: 698-702Crossref 23Radhakrishnan Walter L.J. Hruza Reichert al.Zinc mediated dimer 2b revealed X-ray crystallography.Structure. 1996; 4: 1453-1463Abstract 24Karpusas Nolte Benton Meier W. Lipscomb W.N. Goelz crystal beta 2.2-A resolution.Proc Natl Acad Sci U S 1997; 94: 11813-11818Crossref each class binds receptor, canonically eliciting Their commonality role, exerting either autocrine paracrine (Fig 1). Biochemically, IFN-α/β 2 conformational change, allowing tyrosine kinase Janus (JAK) phosphorylate transducer activator transcription (STAT1) (STAT2), causing heterodimerization. STAT1/STAT2 recruits factor 9 (IRF9) assemble heterotrimeric complex IFN-stimulated (ISGF3). Distinctly, IFN-γ 2, JAK1- JAK2-mediated phosphorylation homodimerization STAT1. newly formed translocate nucleus bind gamma-activated sequence promoter elements, ISGF3 elements (ISREs), promoting expression ISGs. Type heterodimeric IFN-λ IL-10 subunit, pathway ISGs located ISREs, mainly encoding proteins properties pathogenic exposures. Some most well-characterized oligoadenylate synthetases, IFN-induced tetratricopeptide repeats, GTP-binding protein. Strikingly, IRFs ISGs, thus generating positive feedback loop Similarly, under ISREs. Altogether work concert, targeting stages life-cycle, entry egress.25Schoggins J.W. Interferon-stimulated genes: what do do?.Annu Rev 6: 567-584Crossref (380) extensively studied given how studying nonviral relatively novel, about antibacterial It likely eradicate bacterial similar way limiting conserved aspects migration.26LeMessurier K.S. Häcker Chi Tuomanen Redecke protects pneumococcal invasive inhibiting transmigration across lung.PLoS Pathog. 9e1003727Crossref (65) 27Helbig K.J. Teh Crosse K.M. Monson Tran E.N. al.The stimulated viperin, restricts Shigella flexneri vitro.Sci 1-12Crossref (15) 28Alphonse Wanford J.J. Voak Gay Venkhaya Burroughs O. al.A family virulence factors dampens blocking calcium signaling.Cell. 185: 2354-2369.e17Abstract 29Kumaran Satyanarayanan El Kebir D. Soboh Butenko Sekheri Saadi al.IFN-β macrophage-derived effector cytokine facilitating resolution inflammation.Nat 3471Crossref (71) monocyte mobilization stimulating chemokines, C-C motif ligand C-X-C chemokine 10.30Lee Chen Chew M.V. Barra N.G. Shenouda M.M. Nham al.Inflammatory monocytes require NK via IL-18 mucosal infection.J 214: 1153Crossref (60) Scholar,31Yarilina Park-Min K.H. Antoniv Hu Ivashkiv TNF activates IRF1-dependent sustained chemokines STAT1-dependent interferon-response genes.Nat 378-387Crossref (328) serve upstream determinants mediating IL-12 monocytes.3Posseme requiring negative regulation anti-inflammatory IL-10.32McNab F.W. Ewbank Howes Moreira-Teixeira Martirosyan Ghilardi induces production IL-27–independent manner blocks killing Mycobacterium tuberculosis–infected macrophages.J 2014; 193: 3600-3612Crossref Interestingly, regulated sensing LPS (a wall component), unleash response, sequentially upregulate IL-10, resolving inflammation.33Ernst Glucksam-Galnoy Bhatta Athamna Ben-Dror I. Glick al.Exclusive temporal stimulation LPS-stimulated mouse cAMP inducers 1788Crossref (18) Scholar,34Ernst Ben-Arosh Levy-Rimler amplifies early MyD88-dependent i interferon-independent LPS-induced interleukin-10 macrophages.Mediators Inflamm. 20193451461Crossref (9) suggest form circuit able reprogram promote resolution. it notorious signature genes containing promotor promotors enhancers Perhaps well-established effect enhancement antigen presentation MHC-II, arm immunity.35Eiz-Vesper Schmetzer H.M. 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Language: Английский

Citations

19

Commensal bacteria promote type I interferon signaling to maintain immune tolerance in mice DOI Creative Commons
Adriana Vasquez Ayala, Chia-Yun Hsu, Renee E. Oles

et al.

The Journal of Experimental Medicine, Journal Year: 2023, Volume and Issue: 221(1)

Published: Dec. 12, 2023

Type I interferons (IFNs) exert a broad range of biological effects important in coordinating immune responses, which have classically been studied the context pathogen clearance. Yet, whether immunomodulatory bacteria operate through IFN pathways to support intestinal tolerance remains elusive. Here, we reveal that commensal bacterium, Bacteroides fragilis, utilizes canonical antiviral modulate dendritic cells (DCs) and regulatory T cell (Treg) responses. Specifically, signaling is required for commensal-induced as IFNAR1-deficient DCs display blunted IL-10 IL-27 production response B. fragilis. We further establish IFN-driven critical shaping ensuing Foxp3+ Treg via IL-27Rα signaling. Consistent with these findings, single-cell RNA sequencing gut Tregs demonstrated colonization fragilis promotes distinct gene signature during inflammation. Altogether, our findings demonstrate role commensal-mediated tonic type

Language: Английский

Citations

19

Microbiota-derived short chain fatty acids: Their role and mechanisms in viral infections DOI Open Access

Chongchong Feng,

Chengxun Jin,

Kexin Liu

et al.

Biomedicine & Pharmacotherapy, Journal Year: 2023, Volume and Issue: 160, P. 114414 - 114414

Published: Feb. 20, 2023

Microbiota-derived short-chain fatty acids (SCFAs) are crucial for protecting the intestinal barrier and regulating immune response during infections. Recent studies show that viral infections alter local microbiota SCFA synthesis, there is mounting evidence linking low levels in individuals with an increased risk of contracting Based on type virus, SCFAs may have either antiviral or pro-viral activity. Butyrate, instance, prevents tissue injury caused by neutrophil infiltration into airways, which occurs when mice infected influenza. Bone marrow-derived free acid receptor 3 (FFAR3) induced butyrate leads to conversion monocytes alternatively activated macrophages (AAMs) instead proinflammatory macrophages, turn reduces recruitment lung. Treatment CD8 + T cell responsiveness influenza virus enhancing their metabolism functional In addition, control interferon (IFN) responses diseases. acetate inhibit respiratory syncytial (RSV) boosting IFN-β a G-protein-coupled 43 (GPR43)-dependent way. Injection SCFA-producing Lachnospiraceae exogenous RSV pulmonary load, inflammatory cells lung, increases animal survival. It has been shown propionate both provide comparable safeguards. Increased NF-kappa B (NF-kB) p65 translocation nucleus administration provides scientific proof NF-kB activation implicated connection between GPR43 interaction production; however, this mechanism requires additional investigations. article, we will critically analyze function various infections, discussing summarizing many impacts action mechanisms SCFAs.

Language: Английский

Citations

18

Overview of the immunological mechanisms in hepatitis B virus reactivation: Implications for disease progression and management strategies DOI Creative Commons
Hui Ma,

Qing-Zhu Yan,

Jingru Ma

et al.

World Journal of Gastroenterology, Journal Year: 2024, Volume and Issue: 30(10), P. 1295 - 1312

Published: March 14, 2024

Hepatitis B virus (HBV) reactivation is a clinically significant challenge in disease management. This review explores the immunological mechanisms underlying HBV reactivation, emphasizing progression and It delves into host immune responses reactivation’s delicate balance, spanning innate adaptive immunity. Viral factors’ disruption of this as are interactions between viral antigens, cells, cytokine networks, checkpoint pathways, examined. Notably, roles T natural killer antigen-presenting cells discussed, highlighting their influence on progression. impact severity, hepatic flares, liver fibrosis progression, hepatocellular carcinoma detailed. Management strategies, including anti-viral immunomodulatory approaches, critically analyzed. The role prophylactic therapy during immunosuppressive treatments explored alongside novel immunotherapeutic interventions to restore control prevent reactivation. In conclusion, comprehensive furnishes holistic view that propel With dedicated focus understanding its implications for prospects efficient management article contributes significantly knowledge base. more profound insights intricate elements system will inform evidence-based ultimately enhancing elevating patient outcomes. dynamic landscape strategies scrutinized, approaches. preventing potential innovative proactively deter

Language: Английский

Citations

8