Background: Baló's concentric sclerosis (BCS), a rare variant of multiple sclerosis (MS), as the initial presentation of antiphospholipid syndrome (APS) is unusual. The pathogenic role of antiphospholipid antibodies in the development of MS remains unknown. Anticoagulant therapy might be used in patients with MS and APS for prevention against the relapse of MS.
Case Report: We present a 27-year-old man diagnosed as BCS with APS. Initially, after corticosteroid therapy, he exhibited a complete recovery. During follow-up, his Baló-like lesion dissolved over time but transformed into other asymptomatic MS-like lesions. He also had persistently elevated anticardiolipin IgG levels. The patient was, therefore, on a combined therapy of interferon β-1b and an anticoagulant agent. No new brain lesions were found on 2 occasional head magnetic resonance imaging studies at 1 year follow-up.
Conclusions: To prevent further MS relapse and thrombotic complications of APS, a combined therapy of interferon β-1b and an anticoagulant agent can be an important strategy in treating patients with both BCS and APS.
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http://dx.doi.org/10.1097/NRL.0000000000000002 | DOI Listing |
Rev Bras Enferm
January 2025
Universidade Federal do Rio de Janeiro. Rio de Janeiro, Rio de Janeiro, Brazil.
Objectives: To identify in the scientific literature the prevalence, diagnostic methods, and exposure variables of latent infection by Mycobacterium tuberculosis in healthcare workers.
Methods: An integrative review of the scientific literature based on the following review question: What are the available scientific evidence in the literature that address the prevalence of latent infection by Mycobacterium tuberculosis in healthcare workers and its association with possible risk factors among these workers?
Results: Being a physician or nurse, being older, and being male were generally associated with higher prevalences. The study also showed that interferon-gamma release assays were more commonly used as a diagnostic method compared to skin tests.
PLoS Pathog
January 2025
Department of Pathology, Johns Hopkins University, Baltimore, Maryland, United States of America.
Typical epidermodysplasia verruciformis (EV) is a rare, autosomal recessive disorder characterized by an unusual susceptibility to infection with specific skin-trophic types of human papillomavirus, principally betapapillomaviruses, and a propensity for developing malignant skin tumors in sun exposed regions. Its etiology reflects biallelic loss-of-function mutations in TMC6 (EVER1), TMC8 (EVER2) or CIB1. A TMC6-TMC8-CIB1 protein complex in the endoplasmic reticulum is hypothesized to be a restriction factor in keratinocytes for βHPV infection.
View Article and Find Full Text PDFProc Natl Acad Sci U S A
January 2025
Key Laboratory of Breeding Biotechnology and Sustainable Aquaculture, Institute of Hydrobiology, Chinese Academy of Sciences, Wuhan 430070, People's Republic of China.
Interferon regulatory factor 3 (IRF3) is the key transcription factor in the type I IFN signaling pathway, whose activation is regulated by multiple posttranslational modifications. Here, we identify SMYD3, a lysine methyltransferase, as a negative regulator of IRF3. SMYD3 interacts with IRF3 and catalyzes the dimethylation of IRF3 at lysine 39.
View Article and Find Full Text PDFJ Cell Biol
February 2025
Department of Cell Biology, Yale University School of Medicine, New Haven, CT, USA.
Mutations that increase LRRK2 kinase activity have been linked to Parkinson's disease and Crohn's disease. LRRK2 is also activated by lysosome damage. However, the endogenous cellular mechanisms that control LRRK2 kinase activity are not well understood.
View Article and Find Full Text PDFJ Med Virol
January 2025
Microbiology Service, Clinic University Hospital, INCLIVA Health Research Institute, Valencia, Spain.
We investigated whether antibody concentrations measured in plasma using the Roche Elecsys® Anti-SARS-CoV-2 S assay (targeting the receptor binding domain, RBD) could estimate levels of Wuhan-Hu-1 and Omicron XBB.1.5 spike-directed antibodies with neutralizing ability (NtAb) or those mediating NK-cell activity.
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