Resynthesis of aspartate via glutamate was decreased 6-8-fold in rat brain spinal cord tissues due to distinct inhibition of aspartate aminotransferase in acute alcohol intoxication. Consumption of glutamic acid was distinctly increased 1.5-2-fold in tissues of the central nervous system but its metabolism was altered. Normalization occurred within 12-24 hrs after the intake of alcohol. In the state of chronic alcohol intoxication the enzymatic activity was marked increased in brain and spinal cord; in this case the response to a single alcohol administration was altered as compared with acute alcohol intoxication.
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Pediatr Res
January 2025
Department of Psychiatry and Neuropsychology, Mental Health and Neuroscience Research Institute, Maastricht University, Maastricht, the Netherlands.
Background: Repetitive neonatal painful procedures experienced in the neonatal intensive care unit (NICU) are known to alter the development of the nociceptive system and have long-lasting consequences. Recent evidence indicates that NICU stay affects the methylation of the opioid receptor mu 1 encoding gene (Mor-1). Additionally, a preclinical model of neonatal procedural pain established lower adult post-operative MOR-1 levels in the spinal cord.
View Article and Find Full Text PDFTrends Neurosci
January 2025
Department of Neurosurgery, Department of Surgery, University of Toronto, Toronto, Ontario, Canada; Krembil Brain Institute, Toronto Western Hospital, Toronto, Ontario, Canada; Center for Advancing Neurotechnological Innovation to Application (CRANIA), Toronto, Ontario, Canada.
Parkinson's disease (PD) is a significant source of morbidity, especially with an aging population. Gait problems, particularly freezing of gait (FOG), remain a persistent issue, causing falls and reduced quality of life without consistent responses to therapies. PD and related symptoms have classically been attributed to dopamine deficiency secondary to substantia nigra degeneration from Lewy body (LB) and Lewy neurite (LN) infiltration.
View Article and Find Full Text PDFNo Shinkei Geka
January 2025
Department of Neurosurgery, Osaka Medical and Pharmaceutical University.
Surgery for spinal intramedullary tumors remains a major challenge for neurosurgeons. Successful surgery requires experience, skill, and intraoperative imaging support. Fluorescence imaging technology has become a valuable support in neurosurgical procedures of not only the brain but also the spinal cord.
View Article and Find Full Text PDFGait Posture
January 2025
Department of Mechanical Engineering, University of Washington, Seattle, WA, USA; Center for Research and Education on Accessible Technology and Experiences, University of Washington, Seattle, WA, USA. Electronic address:
Background: Children with cerebral palsy (CP) have an injury to the central nervous system around the time of birth that affects the development of the brain and spinal cord. This injury leads to changes in gait neuromechanics, including muscle activity and joint kinematics. Transcutaneous spinal cord stimulation (tSCS) is a novel neuromodulation technique that may improve movement and coordination in children with CP when paired with targeted physical therapy.
View Article and Find Full Text PDFNeurochem Res
January 2025
Department of Orthopaedics, Tianjin Hospital, Tianjin University, Tianjin, China.
Neuropathic pain (NP) imposes a significant burden on individuals, manifesting as nociceptive anaphylaxis, hypersensitivity, and spontaneous pain. Previous studies have shown that traumatic stress in the nervous system can lead to excessive production of hydrogen sulfide (HS) in the gut. As a toxic gas, it can damage the nervous system through the gut-brain axis.
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