齿状回

目的：探讨空间辨别性学习记忆活动引致大鼠海马形态学可塑与海马齿状回内基质细胞衍生因子-1（SDF-1）表达的关系。

Aim : To explore the relationship between the stromal cell-derived factor-1 ( SDF-1 ) that expressed in hippocampus dentate gyrus and the activity of spatial learning and memory .

阿尔茨海默病海马和齿状回体积的MRI分析

MRI Analysis on the Volume of Hippocampus and Dentate Gyrus in Alzheimer 's Disease Patients

针刺促进海马CA1区和齿状回突触的重建而提高突触素表达可能是改善AD鼠的学习记忆功能的机制之一。

Acupuncture can improve the expression of synaptophysin in hippocampus and dentate gyrus of AD rats .

而在慢性期齿状回MF发芽进行性增加。

But , MF germination of DG appears progressive increase during chronic phase .

海马CA3区VV实验1组与其它三个实验组比较，P＜0.05：齿状回分子层比较，P＜0.001。

Experimental group I in CAS region compare with other experimental groups , Vv , P < 0.05 ;

模型制备后用吖啶橙染色法观察脑海马区和齿状回DNA、RNA的表达变化。

The changes of DNA and RNA expressions in cerebral hippocampal area and dentate gyrus were observed with acridine orange staining method after model establishment .

哌替啶对大鼠齿状回星形细胞形态和GFAP表达的影响

Effects of pethidine on morphology and GFAP expression of astrocytes in dentate gyrus of rats

腺苷A1受体和NMDA受体在海马齿状回突触传递活动中的关系

Relation between adenosine A_1 receptor and NMDA receptor on synaptic transmission in dentate gyrus of hippocampus

不同发育阶段大鼠齿状回nNOS的表达

Expression of nNOS in developing dentate gyrus in rats

利用免疫组织化学的方法研究大鼠海马c一fos蛋白和NGF蛋白表达的结果为：rTMS后癫痈大鼠海马区及齿状回区NGF阳性细胞百分率明显增高，c一fos阳性细胞百分率明显降低。

Immunohistochemical staining method demonstrates : c-fos protein expression fall off and NGF protein expression augment in hippocampus of rTMS-treated epilepsy rats .

不同频率电针对脑缺血再灌注大鼠齿状回SCF表达的影响

Effect of different frequency electrotherapy on SCF expression in dentate gyrus of rats with cerebral ischemia reperfusion

BrdU阳性细胞主要分布在齿状回颗粒下层。

Dispersion of Particles The BrdU labelled cells were mainly distributed in the subgranular zone .

6-OHDA损毁背NE束对大鼠齿状回习得性长时程增强的影响

Effects of 6 ohda lesions of the bilateral dorsal noradrenergic bundle on learning dependent long term synaptic potentiation in dentate gyrus

目的：研究nNOS在生后不同发育阶段大鼠齿状回的表达。

Objective : To investigate the developmental change of nNOS expression in developing dentate gyrus ( DG ) of rats .

重型脑伤后海马、齿状回Fas蛋白表达强度明显升高，而Bcl－2蛋白表达强度呈下降趋势。

The strong expression of Fas protein was noted in hippocampus and dentate gyrus , where the expression of Bcl 2 protein was declined after severe TBI .

结果：ERα免疫阳性星形胶质细胞主要分布在齿状回的门和海马的分子层、放射层及始层。

Results : ER α - immunoreactive astrocytes were mainly located in the hilus of the dentate gyrus and the stratum moleculare , stratum radiatum , and stratum oriens of the hippocampus .

齿状回（DG）内β-APP蛋白在伤后12h低于对照组。

In dentate gyrus ( DG ) the number of β - APP-positive neurons at 12 h is lower than the control after brain injury .

结论：Rg1显著促进麻醉大鼠的突触传递效能，由神经元型NOS（nNOS）所产生的NO参与了Rg1对齿状回LTP的诱导过程。

CONCLUSION : Rg1-accelerated synaptic transmission and nitric oxide produced by nNOS played a role in the induction of PP-DG LTP in anesthetized rats .

结果表明，母婴分离导致大鼠海马CA3区及齿状回神经元凋亡的增加。

It indicates that maternal separation can increase the neuronal apoptosis in hippocampus and dentate gyrus .

海马各区神经元均可以分泌GABA，齿状回颗粒细胞通过苔藓纤维释放Glu，兴奋局部抑制性中间神经元，从而释放GABA。

Every part of hippocampus could release GABA . Granulocyte of DG could release Glu through mossy fiber , then wind up local inhibitory interneuron and release GABA .

迷走神经刺激对红藻氨酸致癎大鼠海马及齿状回NMDAR1的影响

The Effect of Vagus Nerve Stimulation on NMDAR_1 in Hippocampus of the Kainate Induced Epileptic Rat

照射后12h，用末端脱氧核苷酸转移酶介导的切口末端标记法检测海马齿状回凋亡细胞；

After radiation for 12 hours , the apoptosis in hippocampal dentate gyrus was detected with the cutting end labeling method mediated by terminal deoxynucleotidyl transferase .

测量1、2和5月龄雌性仔鼠海马CA1区和齿状回的突触结构参数，用立体计量学方法进行定量测定。

When the offspring were 1 , 2 , or 5-month-old , the synaptic morphologic parameters were measured in female offspring .

synapsinⅠ参与（-）黄皮酰胺增强齿状回突触传递功能

Effect of ( - ) clausenamide on potentiating synaptic transmission in dentate gyrus : Role of synapsin ⅰ

方法细胞外记录低频刺激（130Hz，10mA）引起的海马齿状回群峰电位（populationspike，PS）。

Methods Extracellular recording of the population spike ( PS ) of hippocampal dentate gyrus following application of low frequency stimulation ( 1 / 30 Hz , 1 0 mA ) .

Noggin蛋白对D-半乳糖致衰老小鼠学习记忆及海马齿状回神经发生的影响

Effect of intracerebroventricular injection of noggin on learning and memory and neurogenesis in hippocampal dentate gyrus of D-galactose induced aging mice

实验1a组在条件性回避反射的建立和实验性消退中，齿状回区谷氨酸浓度、群体峰电位峰值和行为正确反应率的变化基本同步吻合。

The changes in the concentration of Glu and PS of rats in group 1a roughly followed the correction rate of behavior during the establishment and experimental extinction of CR.

5组均在去卵巢后35周处死。铅铀双重染色，电镜下观察海马结构CA1区和齿状回的突触结构及测定突触结构参数。

The sections were doubly stained with uranyl acetate and lead curate for transmission electron microscopy to evaluate synaptic structure of hippocampal formation .

结果AD处理组大鼠与AD对照组大鼠相比，室管膜下区及海马齿状回BrdU阳性细胞明显增加（P<001），而凋亡细胞无明显差异（P>005）。

Results When compared to AD group , the number of 5-BrdU positive cells in bFGF treatment group significantly increased . But the number of TUNEL positive cells was not significantly different from that of the AD group .

结论癫痫状态后在海马齿状回内分子层N-cadherin的表达上调，N-cadherin可能参与了癫痫后苔藓纤维出芽和突触重组过程。

~ Conclusions N-cadherin may be involved in the process of mossy fiber axonal outgrowth and synaptogenesis in the hippocampal dentate gyrus .