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July 5, 2026Journal of Neural EngineeringOpen Access

Non-invasive nanosecond transcranial pulsed electric fields: a deep-penetrating, high-field stimulation that suppresses hippocampal β-amyloid and improves cognitive deficits in Alzheimer's disease model

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Authors

YCYue ChenFYFanping YanPXPangxin Xiao

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Overview

Randomized trial demonstrates improved cognitive function in an Alzheimer’s model with electric-field stimulation, suggesting therapeutic potential.

Key Points

  • This research aims to evaluate the effect of non-invasive nanosecond pulsed electric fields on hippocampal β-amyloid and cognitive deficits in an Alzheimer's disease model.
  • Used 10-month-old 5xFAD mice for repeated nanosecond pulsed electric field stimulation (500 ns, 500 V, 1 Hz).
  • Evaluated treatment effects with Morris water maze, Y-maze, immunofluorescence of Aβ deposition, and western blotting of Aβ-related proteins.
  • Conducted molecular dynamics simulations and assessed brain safety using 9.4 T small-animal MRI.
  • ns-tPFS generated electric fields up to 10^4 V/m, reducing hippocampal Aβ levels and affecting Aβ pathway processing.
  • Improved spatial and working memory was observed in 5xFAD mice, with no cognitive impairment seen in healthy mice.
  • No macroscopic MRI abnormalities detected in healthy control mice under the stimulation regimen.

Cite This Study

Chen et al. (2026) studied this question.

synapsesocial.com/papers/6a49f411f5d1d45b287ffcedhttps://doi.org/10.1088/1741-2552/ae8579
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Also Consider

Synapse has enriched 5 closely related papers on similar clinical questions. Consider them for comparative context:

  1. 1Electric Field-Induced Destabilization and Surface Modulation of Aβ42 Fibrils in Molecular Simulations: Theoretical Implications for DC Stimulation in Alzheimer's Disease2025
  2. 2Non‐Invasive Temporal Interference Electrical Stimulation Modulates Neurotransmitter Release and Improves Aberrant Neural Oscillations in Alzheimer's Disease2026
  3. 3147 Medial Septal Nucleus Theta Stimulation Improves Spatial Working Memory and Increases Hippocampal Neurovascular Activity in a Mouse Model of Alzheimers Disease (5xFAD)2024 · 1 citations
  4. 4Transcranial pulse stimulation modulates spectral signatures of Alzheimer's disease in the 3×Tg-AD mouse model2026
  5. 5Transcranial electric stimulation modulates firing rate at clinically relevant intensities2024 · 25 citations