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J Cereb Blood Flow Metab
September 2025
Athinoula A. Martinos Center for Biomedical Imaging, Department of Radiology, Massachusetts General Hospital, Harvard Medical School, Charlestown, MA, USA.
Preclinical PET studies offer the opportunity to elucidate molecular mechanisms underlying early neurodevelopment with minimal invasiveness. We demonstrated the feasibility of fetal brain PET in four pregnant rats ( = 42 fetuses). [F]FDG uptake in rat fetuses was readily visualized by PET imaging.
View Article and Find Full Text PDFAdv Sci (Weinh)
September 2025
Department of Physics, State Key Laboratory of Surface Physics, and Key Laboratory for Computational Physical Science (Ministry of Education), Fudan University, 2005 Songhu Road, Yangpu District, Shanghai, 200433, China.
Emerging evidence indicates that liquid-liquid phase separation of α-synuclein occurs during the nucleation step of its aggregation, a pivotal step in the onset of Parkinson's disease. Elucidating the molecular determinants governing this process is essential for understanding the pathological mechanisms of diseases and developing therapeutic strategies that target early-stage aggregation. While previous studies have identified residues critical for α-synuclein amyloid formation, the key residues and molecular drivers of its phase separation remain largely unexplored.
View Article and Find Full Text PDFCurr Opin Lipidol
August 2025
Cardiometabolic Immunity Laboratory, Department of Physiology, Monash Biomedicine Discovery Institute (BDI) and Victorian Heart Institute (VHI), Monash University, Melbourne, Victoria, Australia.
Purpose Of Review: This review explores the evolving understanding of efferocytosis - the clearance of dead or dying cells by phagocytes - in the context of atherosclerosis. It highlights recent discovers in cell death modalities, impaired clearance mechanisms and emerging therapeutic strategies aimed at restoring efferocytosis to stabilize plaques and resolve inflammation.
Recent Findings: Recent studies have expanded the scope of efferocytosis beyond apoptotic cells to include other pro-inflammatory cell death modes, including pyroptosis, necroptosis and ferroptosis, revealing context-dependent clearance efficiency and immunological outcomes.
Hum Brain Mapp
September 2025
Cognitive Neurophysiology, Department of Child and Adolescent Psychiatry, Faculty of Medicine, TU Dresden, Dresden, Germany.
Acting intentionally is a major aspect of human cognitive development and depends on the ability to link actions with their consequences. Action-effect binding (AEB) is a fundamental mechanism enabling this. While AEB has been well-characterized in adults, its neurophysiological underpinnings during adolescence remain unclear.
View Article and Find Full Text PDFCurr Opin Neurol
October 2025
Neuromuscular Diseases Unit, Department of Neurology, IR SANT PAU, Hospital de la Santa Creu i Sant Pau, CIBERER, Barcelona, Spain.
Purpose Of Review: Autoimmune nodopathies (AN) are a recognized distinct group of immune-mediated peripheral neuropathies with unique immunopathological features and therapeutic implications. This review synthesizes recent advances in their pathogenesis, diagnosis, and management, which have refined their clinical classification and informed targeted treatment strategies.
Recent Findings: AN are characterized by autoantibodies targeting surface proteins in the nodal-paranodal area (anti-contactin-1, anti-contactin-associated protein 1, anti-neurofascin-155, anti-pan-neurofascin), predominantly of IgG4 subclass.