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Purpose: To report the predictive clinical factors for abnormal magnetic resonance imaging (MRI) scans suggestive of demyelination by analysis of MRI's performed for adult non-infectious uveitic patients prior to commencing adalimumab therapy.
Methods: Retrospective case review of 240 patients was conducted in a single tertiary institution between November 2017 and March 2020. Aetiology of underlying disease, clinical characteristics, and MRI outcomes were analysed.
Results: The presence of bilateral idiopathic intermediate uveitis (IIU) (p = .0048) and neurological symptoms (p = .028) were highly predictive of an abnormal MRI strongly suggestive of demyelination (MRSSD); 5 out of 64 scans (7.8%) with these clinical characteristics had MRSSD.
Conclusions: Tumor necrosis factor antagonist-induced demyelination is a concern in adalimumab use. We propose an MRI screening protocol to identify those at high risk of demyelination; positive results can be maximised by screening all patients with IIU and those with neurological symptoms.
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http://dx.doi.org/10.1080/09273948.2022.2118134 | DOI Listing |
Sci Transl Med
September 2025
Roche Pharma Research and Early Development, Pharmaceutical Sciences, Roche Innovation Center Basel, F. Hoffmann-La Roche Ltd., 4070 Basel, Switzerland.
Oligodendrocytes, the myelinating cells of the central nervous system (CNS), are essential for the formation of myelin sheaths and pivotal for maintaining axonal integrity and conduction. Disruption of these cells and the myelin sheaths they produce is a hallmark of demyelinating conditions like multiple sclerosis or those resulting from certain drug side effects, leading to profound neurological impairments. In this study, we created a human brain organoid comprising neurons, astrocytes, and myelinating oligodendrocytes.
View Article and Find Full Text PDFSci Transl Med
September 2025
Ann Romney Center for Neurologic Diseases, Brigham and Women's Hospital and Harvard Medical School, Boston, MA 02115, USA.
IFN-β, a type I interferon, has been used as a first-line therapy for patients with multiple sclerosis (MS) for more than 30 years; however, the cellular and molecular basis of its therapeutic efficacy remains unclear. Here, we first used experimental autoimmune encephalomyelitis (EAE), a mouse model for MS, to show that the therapeutic effects of IFN-β were associated with a down-regulation of microRNA-21 (miR-21) and pathogenic T17 (pT17) cells. In vitro experiments demonstrated that genetic knockout of miR-21 directly inhibited pathogenic T17 cell differentiation.
View Article and Find Full Text PDFNeurol Neuroimmunol Neuroinflamm
November 2025
Departments of Neurology and Ophthalmology, NYU Grossman School of Medicine, NY; and.
Background And Objectives: While reductions in optical coherence tomography (OCT) pRNFL and ganglion cell-inner plexiform layer thicknesses have been shown to be associated with brain atrophy in adult-onset MS (AOMS) cohorts, the relationship between OCT and brain MRI measures is less established in pediatric-onset MS (POMS). Our aim was to examine the associations of OCT measures with volumetric MRI in a cohort of patients with POMS to determine whether OCT measures reflect CNS neurodegeneration in this patient population, as is seen in AOMS cohorts.
Methods: This was a cross-sectional study with retrospective ascertainment of patients with POMS evaluated at a single center with expertise in POMS and neuro-ophthalmology.
ACS Chem Neurosci
September 2025
Department of Medical Biology, Faculty of Medicine, Bahçeşehir University, Istanbul 34353, Turkey.
IL-17A is a pro-inflammatory cytokine that significantly contributes to the pathogenesis of autoimmune diseases, including multiple sclerosis (MS). Previous studies have suggested that PARP-1 inhibitors can modulate IL-17A-mediated inflammation, prompting the investigation of Niraparib, an FDA-approved PARP-1 inhibitor, as a potential therapeutic agent for MS. In this study, we hypothesized that Niraparib could disrupt the interaction between IL-17A and its receptor, IL-17RA.
View Article and Find Full Text PDFBackground: Growing evidence suggests a close association between circulating micronutrient levels and neuroimmune diseases. Nevertheless, the causal relationship between them remains unclear. Furthermore, due to confounding factors, many micronutrients implicated in these diseases remain unidentified.
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