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Objective: To investigate the effect of combined repetitive peripheral magnetic stimulation and transcranial magnetic stimulation on upper extremity function in subacute stroke patients.
Design: Pilot study.
Subjects: Subacute stroke patients.
Methods: Included patients were randomized into 3 groups: a central-associated peripheral stimulation (CPS) group, a central-stimulation-only (CS) group, and a control (C) group. The CPS group underwent a new paired associative stimulation (combined repetitive peripheral magnetic stimulation and transcranial magnetic stimulation), the CS group underwent repetitive transcranial magnetic stimulation, and the C group underwent sham stimulation. All 3 groups received physiotherapy after the stimulation or sham stimulation. The treatment comprised 20 once-daily sessions. Primary outcome was the Fugl-Meyer Assessment Upper Extremity (FMA-UE) score, and secondary outcomes were the Barthel Index and Comprehensive Functional Assessment scores, and neurophysiological assessments were mainly short-interval intracortical inhibition. A 3-group (CPS, CS, C) × 2-time (before, after intervention) repeated measures analysis of variance was conducted to determine whether changes in scores were significantly different between the 3 groups.
Results: A total of 45 patients were included in the analysis. Between-group comparisons on the FMA-UE demonstrated a significant improvement (group × time interaction, F2,42 = 4.86; p = 0.013; C vs CS, p = 0.020; C vs CPS, p = 0.016; CS vs CPS, p = 0.955). Correlation analysis did not find any substantial positive correlation between changes in FMA-UE and short-interval intracortical inhibition variables (C, r = -0.196, p = 0.483; CS, r = -0.169, p = 0.546; CPS, r = -0.424, p = 0.115).
Conclusion: This study suggests that the real-stimulus (CS and CPS) groups had better outcomes than the control (C) group. In addition, the CPS group showed a better trend in clinical and neurophysiological assessments compared with the CS group.
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http://dx.doi.org/10.2340/jrm.v56.19449 | DOI Listing |
Brain Stimul
September 2025
Department of Philosophy, University of Milan, Milan, via Festa Del Perdono, 7, 20122, Italy; Cognition in Action (CIA) Unit, PHILAB, University of Milan, Via Santa Sofia, 9, 20122, Italy. Electronic address:
Background: To investigate covert motor processes, transcranial magnetic stimulation (TMS) studies often use motor-evoked potentials (MEPs) as a proxy for inferring the state of motor representations. Typically, these studies test motor representations of actions that can be produced by the isolated contraction of one muscle, limiting both the number of recorded muscles and the complexity of tested actions. Furthermore, univariate analyses treat MEPs from different muscles as independent, overlooking potentially meaningful intermuscular relationships encoded in MEPs amplitude patterns at the single-trial level.
View Article and Find Full Text PDFWater Res
August 2025
State Key Laboratory of Regional Environment and Sustainability, School of Environment, Tsinghua University, Beijing 100084, China; Beijing Laboratory of Environment Frontier Technologies, School of Environment, Tsinghua University, Beijing 100084, China; Key Laboratory of Drinking Water Science and
Oligotrophic groundwater limits biodegradation in sand filtration, illuminating the pathway of the in-situ production of oxidatively active Mn oxide (MnOx) to remove emerging contaminants (ECs). Based on the Mn(II) removal filter, increased production of chemical MnOx (CheMnOx) for EC removal could be realized by increasing biogenic MnOx (BioMnOx) as the Mn active film to stimulate autocatalytic Mn(II) oxidation. However, progress in exogenously enhancing biogenic Mn(II) oxidation is limited.
View Article and Find Full Text PDFEpilepsia
September 2025
Department of Neurosurgery, Beijing Tiantan Hospital, Capital Medical University, Beijing, China.
Objective: This study aims to determine whether the anatomically heterogeneous lesions that cause hyperkinetic seizures (HKS) are connected to a common functional network.
Methods: We identified patients from the Beijing Tiantan-Fengtai Epilepsy Center with HKs as the primary ictal semiology. These included patients had focal seizure-onset zone, here referred to as a "lesion.
Nat Commun
September 2025
Department of Medical Physics and Biomedical Engineering, University College London, London, UK.
We introduce an advanced transcranial ultrasound stimulation (TUS) system for precise deep brain neuromodulation, featuring a 256-element helmet-shaped transducer array (555 kHz), stereotactic positioning, individualised planning, and real-time fMRI monitoring. Experiments demonstrated selective modulation of the lateral geniculate nucleus (LGN) and connected visual cortex regions. Participants showed significantly increased visual cortex activity during concurrent TUS and visual stimulation, with high cross-individual reproducibility.
View Article and Find Full Text PDFNeuroimage
September 2025
Center for Bioelectric Interfaces, Higher School of Economics, Moscow, Russia; LLC "Life Improvement by Future Technologies Center", Moscow, Russia; AIRI, Artificial Intelligence Research Institute, Moscow, Russia. Electronic address:
Objective: Upcoming neuroscientific research will require bidirectional and context dependent interaction with nervous tissue. To facilitate the future neuroscientific discoveries we have created HarPULL, a genuinely real-time system for tracking oscillatory brain state.
Approach: The HarPULL technology ensures reliable, accurate and affordable real-time phase and amplitude tracking based on the state-space estimation framework operationalized by Kalman filtering.