Jove
Visualize
联系我们
JoVE
x logofacebook logolinkedin logoyoutube logo
关于 JoVE
概览领导团队博客JoVE 帮助中心
作者
出版流程编辑委员会范围与政策同行评审常见问题投稿
图书馆员
用户评价订阅访问资源图书馆顾问委员会常见问题
研究
JoVE JournalMethods CollectionsJoVE Encyclopedia of Experiments存档
教育
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab Manual教师资源中心教师网站
使用条款与条件
隐私政策
政策

相关概念视频

Brain Waves01:23

Brain Waves

4.8K
Brain waves are electrical signals generated by the neurons in the brain, which are regularly monitored to measure mental activities. Brain waves and their frequency ranges can be measured using an electroencephalogram or EEG. There are four main types of brain waves, each with distinct characteristics:
4.8K

您也可能阅读

相关文章

通过共同作者、期刊和引用图与本文相关的文章。

排序
Same author

Sex-Specific Association Between Socioeconomic Status and Stroke Mortality.

Journal of the American Heart Association·2026
Same author

Rural-Urban Disparities in Epilepsy Outcomes in the United States.

Neurology·2026
Same author

Extracellular Spike Waveforms: Morphology, Biophysics, and Classification Strategies.

The Journal of neuroscience : the official journal of the Society for Neuroscience·2026
Same author

Motion perception with visual prostheses.

Progress in biomedical engineering (Bristol, England)·2026
Same author

Single-Cell Transcriptomic Analysis of Macaque LGN Neurons Reveals Novel Subpopulations.

Molecular neurobiology·2026
Same author

A method for precisely timed, on-demand intracranial stimulation using the RNS device.

Brain stimulation·2024

相关实验视频

Updated: Apr 6, 2026

Examining Local Network Processing using Multi-contact Laminar Electrode Recording
13:40

Examining Local Network Processing using Multi-contact Laminar Electrode Recording

Published on: September 8, 2011

12.8K

超过预期:子LGN中的细胞外波形和功能反应.

Shi Hai Sun1,2, Nathaniel J Killian3, John S Pezaris1,2

  • 1Department of Neurosurgery, Massachusetts General Hospital, Boston, MA, USA.

bioRxiv : the preprint server for biology
|May 27, 2024
PubMed
概括

研究人员通过分析细胞外尖波形,在质体的侧面生殖核 (LGN) 中确定了新的神经元群. 这表明LGN内部的多样性比以前理解的要大.

科学领域:

  • 神经科学是一个神经科学.
  • 视觉系统研究 视觉系统研究

背景情况:

  • 视网膜的细胞组成是明确的,但在乳头侧生殖细胞核 (LGN) 中的关键神经元群落仍然不完全表征.
  • 以前的研究可能忽略了LGN内的各种神经元信号,这是由于表征方法的局限性.

研究的目的:

  • 在清醒的子LGN中全面描述细胞外神经元反应.
  • 在LGN中识别和分类以前未被识别的神经元信号和细胞类型.
  • 为了将神经元尖峰波形特征与受体场 (RF) 属性和响应模式相关联.

主要方法:

  • 在清醒的子中利用多电极记录.
  • 呈现了彩色噪音视觉刺激,以映射神经元受体场和响应特性.
  • 将细胞外尖峰波形分为七个不同的类别.
  • 根据射频映射,将响应单位分为巨细胞 (M),双细胞 (P), koniocellular (K) 或非射频 (N).

主要成果:

  • 确定了七个不同的细胞外尖波形类,表明了显著的神经元多样性.
  • 与射频特性相关的特定波形状:与P和N细胞相关的狭窄负主导波形,与M细胞相关的正波形.
  • 观察到不同的响应特征:正波形单元显示较短的延迟,更大的射频和比其他类更大的离心率.

更多相关视频

The DREAM Implant: A Lightweight, Modular, and Cost-Effective Implant System for Chronic Electrophysiology in Head-Fixed and Freely Behaving Mice
08:42

The DREAM Implant: A Lightweight, Modular, and Cost-Effective Implant System for Chronic Electrophysiology in Head-Fixed and Freely Behaving Mice

Published on: July 26, 2024

1.0K
Multiscale Investigations of Cortical Processing by Integrating Laminar Polytrodes and Optogenetics with Micro Electrocorticography in Rodents
07:52

Multiscale Investigations of Cortical Processing by Integrating Laminar Polytrodes and Optogenetics with Micro Electrocorticography in Rodents

Published on: May 23, 2025

120

相关实验视频

Last Updated: Apr 6, 2026

Examining Local Network Processing using Multi-contact Laminar Electrode Recording
13:40

Examining Local Network Processing using Multi-contact Laminar Electrode Recording

Published on: September 8, 2011

12.8K
The DREAM Implant: A Lightweight, Modular, and Cost-Effective Implant System for Chronic Electrophysiology in Head-Fixed and Freely Behaving Mice
08:42

The DREAM Implant: A Lightweight, Modular, and Cost-Effective Implant System for Chronic Electrophysiology in Head-Fixed and Freely Behaving Mice

Published on: July 26, 2024

1.0K
Multiscale Investigations of Cortical Processing by Integrating Laminar Polytrodes and Optogenetics with Micro Electrocorticography in Rodents
07:52

Multiscale Investigations of Cortical Processing by Integrating Laminar Polytrodes and Optogenetics with Micro Electrocorticography in Rodents

Published on: May 23, 2025

120
  • 发现的非射频 (N) 细胞以较低,持续的速度对视觉刺激作出一致的反应.

    • 结论:

    • 该LGN神经元群体表现出比以前假设的更大的多样性,具有与特定功能性质和射频分类相关的独特波形形状.
    • 这些发现需要对LGN电路和功能进行重新评估,这可能会影响我们对视觉信息处理的理解.
    • 以前被忽视的N细胞的表征提供了对乳头视觉处理通路的新见解.