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视前区神经元在同步和去同步过程中的活动。

Activity of preoptic neurons during synchronization and desynchronization.

作者信息

Mallick B N, Chhina G S, Sundaram K R, Singh B, Kumar V M

出版信息

Exp Neurol. 1983 Sep;81(3):586-97. doi: 10.1016/0014-4886(83)90328-x.

DOI:10.1016/0014-4886(83)90328-x
PMID:6884470
Abstract

Extracellular unit activity from 29 neurons in the preoptic area was recorded together with the cortical EEG in encéphale isolé cats. A majority (55%) of neurons showed alterations in their firing rates during transient changes in the EEG. Among them, a majority (62.5%) showed an increased firing rate during synchronization and the remaining showed an increased firing rate during desynchronization of the EEG. Most neurons showed a Poisson distribution pattern of firing during both the synchronized and the desynchronized phases of the EEG. The changes in the neuronal discharge occurring together with the specific changes in the cortical EEG fits in well with the assigned role of the preoptic area in the sleep-waking cycle.

摘要

在孤立脑猫中,记录了视前区29个神经元的细胞外单位活动以及皮层脑电图。大多数(55%)神经元在脑电图瞬态变化期间其放电频率发生改变。其中,大多数(62.5%)在脑电图同步化期间放电频率增加,其余的在脑电图去同步化期间放电频率增加。大多数神经元在脑电图的同步化和去同步化阶段均表现出泊松分布的放电模式。神经元放电的变化与皮层脑电图的特定变化同时出现,这与视前区在睡眠 - 觉醒周期中所起的作用非常吻合。

相似文献

1
Activity of preoptic neurons during synchronization and desynchronization.视前区神经元在同步和去同步过程中的活动。
Exp Neurol. 1983 Sep;81(3):586-97. doi: 10.1016/0014-4886(83)90328-x.
2
Alterations in preoptic unit activity on stimulation of caudal brain stem EEG-synchronizing structures.
Exp Neurol. 1985 Aug;89(2):304-13. doi: 10.1016/0014-4886(85)90091-3.
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Correlation of preoptic neuronal activity with spontaneous and induced cortical EEG changes.视前区神经元活动与自发及诱发的皮层脑电图变化的相关性。
Indian J Physiol Pharmacol. 1988 Apr-Jun;32(2):83-92.
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Influence of ascending reticular activating system on preoptic neuronal activity.
Exp Neurol. 1984 Oct;86(1):40-52. doi: 10.1016/0014-4886(84)90065-7.
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Comparison of rostro-caudal brain stem influence on preoptic neurons and cortical EEG.
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Differential responses of brain stem neurons during spontaneous and stimulation-induced desynchronization of the cortical eeg in freely moving cats.自由活动猫在自发及刺激诱导的皮层脑电图去同步化过程中脑干神经元的不同反应。
Sleep Res Online. 1998;1(4):132-46.
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Influence of preoptico-anterior and posterior hypothalamus on midline thalamic neurons.视前区-下丘脑前部和后部对丘脑中线神经元的影响。
Brain Res Bull. 1986 Apr;16(4):545-8. doi: 10.1016/0361-9230(86)90186-3.
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Responses of preoptic neurons to stimulation of caudal and rostral brain stem reticular structures.视前区神经元对尾侧和吻侧脑干网状结构刺激的反应。
Brain Res Bull. 1984 Sep;13(3):353-6. doi: 10.1016/0361-9230(84)90084-4.
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[Dynamics of neuronal activity in the lateral preoptic area of hypothalamus in the course of sleep-waking cycle].[睡眠-觉醒周期中下丘脑外侧视前区神经元活动的动态变化]
Zh Vyssh Nerv Deiat Im I P Pavlova. 2002 Sep-Oct;52(5):592-601.
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Firing rates and patterns of midbrain reticular neurons during steady and transitional states of the sleep-waking cycle.睡眠-觉醒周期稳定和过渡状态期间中脑网状神经元的放电频率与模式。
Exp Brain Res. 1982;46(1):37-51. doi: 10.1007/BF00238096.

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