Recombinant plasmid clone p23 containing the cDNA proteolipid (PLP) sequence was localized by in situ hybridization on band q22 of the human X chromosome. This localization may have implications for X-linked demyelination diseases such as Pelizaeus-Merzbacher disease in man.
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Neuroimage
January 2025
Center for Rehabilitation Medicine, Department of Radiology, Zhejiang Provincial People's Hospital (Affiliated People's Hospital), Hangzhou Medical College, Hangzhou, Zhejiang, China. Electronic address:
Radiomics has made considerable progress in neurodegenerative diseases. However, previous studies only explored the feasibility of radiomics in clinical applications. Therefore, the objective of this study was to obtain the most relevant radiomics features with the aging changes of myelin proteins and compare their diagnostic performances with the diffusion tensor imaging (DTI) parameters to identify the reliability of these features as imaging biomarkers for assessing brain aging.
View Article and Find Full Text PDFSci Rep
January 2025
Centro de Investigación en Medicina Traslacional "Severo R. Amuchástegui" (CIMETSA), Instituto Universitario de Ciencias Biomédicas de Córdoba (IUCBC), Consejo Nacional de Investigaciones Científicas y Técnicas (CONICET), Av. Naciones Unidas 420, Barrio Parque Vélez Sarsfield, X5016KEJ, Córdoba, Argentina.
Extracellular vesicles (EVs) play a critical role in the development of neural cells in the central nervous system (CNS). Human neural rosettes (hNRs) are radial cell structures that assemble from induced pluripotent stem cells (hiPSCs) and recapitulate some stages of neural tube morphogenesis. Here we show that hiPSCs and hNRs secrete EVs (hiPSC-EVs and hNR-EVs) with distinctive protein cargoes.
View Article and Find Full Text PDFJ Ethnopharmacol
January 2025
School of Traditional Chinese Medicine, Capital Medical University, Beijing, China. Electronic address:
Ethnopharmacological Relevance: The Bu Shen Yi Sui capsule (BSYS), a modified version of the classical Chinese medicine formula Liu Wei Di Huang pill, has demonstrated therapeutic efficacy in the treatment of multiple sclerosis (MS). Nevertheless, the precise mechanism through which BSYS facilitates remyelination remains to be elucidated.
Aim Of The Study: This research investigates the role and potential mechanisms of BSYS-modified exosomes (exos) derived from bone marrow mesenchymal stem cells (BMSCs) in promoting remyelination in a cuprizone (CPZ)-induced demyelination model in mice.
Brain Res
December 2024
Institute of Anatomy, Rostock University Medical Center, Gertrudenstraße 9, Rostock 18057, Germany. Electronic address:
Multiple Sclerosis (MS) is a chronic inflammatory disease of the central nervous system. Cuprizone-induced demyelination, wherein mice are fed a diet containing the copper chelator cuprizone, is a well-established model that replicates key features of demyelination and remyelination. However, the dose-response relationship of cuprizone is complex; high concentrations can induce toxicity, whereas low doses may fail to produce reliable demyelination across subjects.
View Article and Find Full Text PDFImmunology
February 2025
Department of Molecular and Medical Pharmacology, UCLA, Los Angeles, California, USA.
Autoreactive, aberrantly activated lymphocytes that target myelin antigens in the central nervous system (CNS) are primary drivers of the autoimmune disease multiple sclerosis (MS). Proliferating cells including activated lymphocytes require deoxyribonucleoside triphosphates (dNTPs) for DNA replication. dNTPs can be synthesised via the de novo pathway from precursors such as glucose and amino acids or the deoxyribonucleoside salvage pathway from extracellular deoxyribonucleosides.
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