presynaptic
英
美
adj. （神经）突触前的
BNC.31157
双语例句
- The defining morphological feature of chemical synapses is the vesicle cluster in the presynaptic nerve terminal.
突触小泡即刻可释放池的结构组织化学突触的定义形态学特征是突触前神经终端小泡群。 - And the opening proportion of chemical-gated ion channels on postsynaptic membrane was positively related to the potential of presynaptic membrane.
突触后膜上化学门控离子通道的开放比例与突触前膜电位呈正相关； - Synapses are connections between neurons, biological signals are transferred from the presynaptic membrane by the synaptic transmission to the postsynaptic membrane.
突触是神经元之间的连接部位，生物信号从突触前膜经突触传递到突触后膜。 - Moreover, we found that presynaptic but not postsynaptic inactivation of presenilins alters short-term plasticity and synaptic facilitation.
并且我们还发现突触前而非突触后早衰蛋白失活将改变短时突触可塑性及易化。 - Because GABA can induce primary afferent depolarization ( PAD), our results suggest that caffeine may be able to antagonize the effect of presynaptic inhibition of GABA in primary afferent.
已知GABA作用于初级感觉神经元能引起初级传入去极化，因而实验结果提示，咖啡因有可能在初级传入末梢产生对抗突触前抑制的效应。 - The readily releasable vesicles were not clustered close to the presynaptic membrane but instead were dispersed almost randomly throughout the vesicle cluster.
结果发现即刻可释放小泡并不是簇集于突触前膜而是随机分散于小泡群中。 - The characteristic microscopic findings of Alzheimer's disease include "senile plaques" which are collections of degenerative presynaptic endings along with astrocytes and microglia.
Alzheimer病典型的显微镜表现包括“老年斑”与星形胶质细胞和小胶质细胞，老年斑是变性的突触前末梢。 - Due to the toxin's pharmacological effect of inhibiting acetylcholine release from presynaptic neuromuscular junctions, botulinum A toxin has been used for the treatment of spastic urethral sphincter as well as detrusor overactivity associated with both neurogenic and non-neurogenic etiologies.
基于它在药理学上可以抑制神经肌肉接合前之乙醯胆碱之释放，肉毒杆菌毒素也被应用于神经性因或非神经性因之尿道外括约肌痉挛及逼尿肌活性过强。 - PubMed abstract: Long-term potentiation ( LTP) is an enhancement of synaptic strength that can be produced by pairing of presynaptic activity with postsynaptic depolarization.
《公共医学图书馆摘要》：长期电位化（LTP）以前突触活动联对后突触除极化，增加突触讯号强度。 - Synaptic vesicles fuse with the presynaptic membrane upon the arrival of an action potential at the presynaptic axon terminal.
突触前轴突终末端动作电位到达时，突触小泡和突触前膜紧密相连。 - This work reveals that functional maturation of synaptic transmission involves transformation of presynaptic silent secretion into mature synaptic transmitter release.
这些实验研究揭发了，以前突触无讯号传递值分泌，影响作用中的成熟突触传导。 - A major challenge in studying the synapse is how to tell what observed effects are due to presynaptic factors and which to postsynaptic ones.
研究突触最大的困难在于如何区辨所观察到的反应是来自突触前或突触后因子所导致。 - A neurotransmitter must be present within the presynaptic neuron.
突触前神经元中存在一种神经递质。 - Maturation of presynaptic transmitter secretion machinery and trafficking of postsynaptic receptors are two critical steps in synaptogenesis and synaptic development of central nervous system ( CNS).
突触前递质释放装置的发育成熟和突触后受体的转运是中枢神经系统突触发育过程中非常重要的两个方面。 - Our findings challenge the view that LTP in CA1 involves a presynaptic modification, and suggest instead a simple postsynaptic mechanism for both induction and expression of LTP.
我们的研究挑战以长期电位画在CA1促成前突触的改变，并建议一个简单的以后突触改变结构的诱发与显示的长期电位化。 - The results indicated that presynaptic GABAergic terminals might inhibit or disinhibit other neurons in the spinal dorsal horn;
结果提示突触前的GABA能末梢可能对脊髓背角内的其它神经元起抑制和脱抑制作用； - Neurotransmitter release during synaptic transmission is mediated by presynaptic active zone.
在突触前，神经递质释放是由活动区结构所介导的。 - The sympathetic nerves supplying the cardiovascular system are endowed with presynaptic inhibitory imidazoline receptors.
支配心血管系统的交感神经末梢存在突触前咪唑啉受体，激动该受体抑制NE的释放。 - Our work has provided some new information for further investigating presynaptic inhibition and mechanism of acupuncture analgesia.
本工作为突触前抑制理论与针刺镇痛原理的研究提供了新资料。 - Simple light type SOM-IR axon terminals were presynaptic to a SOM-IR dendrite.
简单的SOM阳性的亮型轴突与含SOM的树突形成轴树突触。 - Presynaptic plasticity is implicated in the modulation of the neurotransmitter release machinery and consequently in synaptic strength.
突触前可塑性是指通过对神经递质释放过程的干预、修饰，调节突触强度的过程。 - Clustered microvesicles are close to and attach to the presynaptic membrane;
突触前成分内，有成群的微泡靠近并附着于突触前膜； - Excitatory amino acid transporters ( EAAT) localizes on the presynaptic membrane, synaptic vesicle and glial membrane.
兴奋性氨基酸转运体（EAAT）位于突触前膜、突触囊泡和神经胶质细胞膜上。 - The induction of AC-MGB LTP maybe caused by an increase in the neurotransmitter release probability and should be presynaptic.
LTP的发生与突触前兴奋性神经递质释放概率增加有关。 - These results suggest that estrone can increase neuromuscular transmission, which seems to involve primarily the presynaptic mechanism.
这些结果提示，雌酮能增加神经－肌接头传递，且主要通过突触前机理的作用。 - The presynaptic and postsynaptic membrane were damaged so seriously that the typical synaptic structure did not exist.
突触前后膜被破坏，典型的突触结构已不存在。 - The present study examined the effect of sigma-1 receptor agonists on intracellular Ca2+ concentration at presynaptic sites using synaptosomes from the medial prefrontal cortex, hippocampus and the striatum.
我们分别提取了前额叶皮层内侧，海马和纹状体突触小体标本来研究sigma-1受体对突触前的突触小体内Ca2+浓度的影响。 - It is a presynaptic autoreceptor regulating the synthesis and release of histamine.
它是一种突触前自身受体，可以调控组胺的释放。 - These changes include presynaptic neurotransmitter release and postsynaptic receptor signal transduction.
这些变化包括突触前神经递质的释放和突触后受体的信号转导。