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Neurofilaments (Nf) are proteins selectively expressed in the cytoskeleton of neurons, and their increase is a marker of neuronal damage. The potential utility of neurofilament light chain (NfL) has recently increased considerably, well beyond neurodegenerative diseases, due to analytical advances that allow measurement of their concentrations (even low ones) in cerebrospinal fluid and blood. This article completes the first part, in which we presented the interest of NfL in the context of neurodegenerative diseases. Here we focus our review on other clinical contexts of neurological injury (such as traumatic brain injury, multiple sclerosis, stroke, and cancer) and present the potential value of NfL assay in the management of these patients, for both diagnosis and prognosis. We also discuss the added value of the NfL assay compared to other biomarkers commonly used in the described clinical situations.
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http://dx.doi.org/10.1684/abc.2022.1758 | DOI Listing |
Acta Neuropathol Commun
September 2025
Department of Biomedical and Clinical Sciences and Department of Clinical Pathology, Linköping University, 58185, Linköping, Sweden.
Disruptions in synaptic transmission and plasticity are early hallmarks of Alzheimer's disease (AD). Endosomal trafficking, mediated by the retromer complex, is essential for intracellular protein sorting, including the regulation of amyloid precursor protein (APP) processing. The VPS35 subunit, a key cargo-recognition component of the retromer, has been implicated in neurodegenerative diseases, with mutations such as L625P linked to early-onset AD.
View Article and Find Full Text PDFJ Neural Transm (Vienna)
September 2025
Parkinson's Foundation Centre of Excellence, King's College Hospital, Denmark Hill, London, SE5 9RS, UK.
Parkinson's disease patients are at increased risk of road traffic and car accidents and those with excessive daytime sleepiness are specially susceptible. Abnormal scores on the Epworth Sleepiness Scale predicts risk for driving-related somnolence which may cause road traffic accidents in driving patients as many such patients declare dozing of while in a car. Our study estimates that over 40% of patients with daytime somnolence have risks of dozing off in a car.
View Article and Find Full Text PDFNature
September 2025
Department of Molecular and Cellular Physiology, Stanford University School of Medicine, Stanford, CA, USA.
As a key mitochondrial Ca transporter, NCLX regulates intracellular Ca signalling and vital mitochondrial processes. The importance of NCLX in cardiac and nervous-system physiology is reflected by acute heart failure and neurodegenerative disorders caused by its malfunction. Despite substantial advances in the field, the transport mechanisms of NCLX remain unclear.
View Article and Find Full Text PDFCytokine Growth Factor Rev
September 2025
Shandong University of Traditional Chinese Medicine, Jinan 250355, China; The Second Affiliated Hospital of Shandong University of Traditional Chinese Medicine, Jinan 250001, China. Electronic address:
This review summarizes the biological properties of key myokines (Irisin, Apelin, CLCF1, and Myostatin) and osteokines (Osteocalcin, Sclerostin, FGF23 and the RANKL/OPG system). This work provides an in-depth analysis of the age-related network imbalance mechanism characterized by "downregulation of protective factors (Irisin, CLCF1, and uncarboxylated Osteocalcin) - upregulation of pro-degenerative factors (Myostatin, Sclerostin, and FGF23) - inflammation-driven amplification", and reveals the mechanism by which this network imbalance contributes to the comorbidity of sarcopenia, osteoporosis, and neurodegenerative diseases. Furthermore, the review evaluates the intersecting regulatory networks and molecular pathways through which myo-osteogenic factors modulate neurotrophic factors (BDNF, NGF and GDNF), and proposes intervention strategies based on these intersecting regulatory networks.
View Article and Find Full Text PDFBMJ Case Rep
September 2025
Gandhi Medical College and Hospital, Secunderabad, Telangana, India
Fahr's syndrome is a rare neurological condition marked by unusual calcifications in the basal ganglia and other brain regions, often resulting from metabolic disorders, such as hypoparathyroidism. Secondary hypoparathyroidism, a frequent complication of total thyroidectomy, can lead to Fahr's syndrome, manifesting as movement disorders, seizures, psychiatric symptoms and indications of calcium deficiency. This case report discusses a woman in her mid-30s who developed Fahr's syndrome due to secondary hypoparathyroidism after total thyroidectomy.
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