Delving into the immunological crossroads of liver diseases, this editorial explores the dynamic interplay between hepatitis C virus (HCV) and autoimmune hepatitis (AIH). While HCV primarily manifests as a viral infection impacting the liver, previous studies unveil a captivating connection between HCV and the emergence of AIH. The dance of the immune system in response to HCV appears to set the stage for an intriguing phenomenon-an aberrant autoimmune response leading to the onset of AIH. Evidence suggests a heightened presence of autoimmune markers in individuals with chronic HCV infection, hinting at a potential overlap between viral and autoimmune liver diseases. Navigating the intricate terrain of viral replication, immune response dynamics, and genetic predisposition, this editorial adds a layer of complexity to our understanding of the relationship between HCV and AIH. In this immunological crossroads, we aim to unearth insights into the complex interplay, using a compelling case where AIH and primary sclerosing cholangitis overlapped following HCV treatment with direct-acting antivirals as background.
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http://dx.doi.org/10.4254/wjh.v16.i6.867 | DOI Listing |
J Allergy Clin Immunol
December 2024
Division of Immunology, Boston Children's Hospital, Harvard Medical School, Boston, Mass. Electronic address:
Sci Immunol
November 2024
Institute of Biomedical and Oral Research, Faculty of Dental Medicine, Hebrew University, Jerusalem, Israel.
Identity confusion has emerged in the field of monocyte research with the identification of monocyte-like "doppelgänger" populations that exhibit phenotypical traits of classical monocytes but seem to vary in their origin, function, or migration behavior.
View Article and Find Full Text PDFAutoimmun Rev
December 2024
Unidade de Imunologia Clínica - Unidade Local de Saúde de Santo António, Porto, Portugal; UMIB - Unit for Multidisciplinary Research in Biomedicine, ICBAS - School of Medicine and Biomedical Sciences, University of Porto, Portugal.
The concept of an "immunological continuum model," introduced by McGonagle and McDermott in 2006, redefines the traditional dichotomy between autoimmunity and autoinflammation, proposing a spectrum where innate and adaptive immune dysregulation can co-occur, reflecting a more nuanced understanding of immune disorders. Systemic lupus erythematosus (SLE) exemplifies the complexity of this continuum, often displaying manifestations of autoimmunity, autoinflammation, and immunodeficiency. The interplay between genetic, epigenetic, hormonal, psychological, and environmental factors contributes to its distinctive immunopathological signatures.
View Article and Find Full Text PDFDiabetes
January 2025
Institut Cochin, CNRS, INSERM, Université Paris Cité, Paris, France.
Type 1 diabetes treatment stands at a crucial and exciting crossroad since the 2022 U.S. Food and Drug Administration approval of teplizumab to delay disease development.
View Article and Find Full Text PDFAm J Transplant
February 2025
Renal Division, Department of Internal Medicine and Pediatrics, Ghent University Hospital, Ghent, Belgium.
Immunosenescence, the age-related dysregulation of innate and adaptive immunity, impairs immune response and increases inflammation, leading to higher infection and cardiovascular risks, particularly outside the field of transplantation. In kidney transplant recipients (KTRs), conditions like cytomegalovirus infection, old age, uremia, smoking, and diabetes, linked to poor outcomes, are associated with enhanced immunosenescence. Recent studies highlight the pathogenic role of cytotoxic T cells, particularly terminally differentiated effector memory T cells that reexpress CD45RA (T), in graft dysfunction.
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