辨别学习
- 网络discrimination learning
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本实验以含0.2%及0.5%牛磺酸的混合饲料喂养新生大鼠,观察对辨别学习的影响。
We observed the effect of taurine on discrimination learning in newborn rats .
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继时条件性辨别学习
Successive conditional discrimination learning
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胎脑组织移植对额叶皮层损伤大鼠辨别学习、记忆之影响
Effects of implanting embryonic brain tissue on learning and memory of discrimination performance in rats with frontal cortexes lesions
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目的探讨早期隔离应激对大鼠视觉线索辨别学习和随后的逆反学习的影响。
ObjectiveTo explore the effect of early isolated stress on the visual discrimination learning and reversal learning in rats .
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癫痫发作后,大鼠光辨别学习能力明显减弱;
The results were as follows : ( 1 ) The ability of light discrimination learning was significantly weakened after epilepsy seizure .
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结论早期隔离应激并不影响正常的视觉线索辨别学习任务,但干扰逆反学习任务的获得。
Conclusion Early isolated stress had no effect on the normal visual discrimination learning , but disrupted the acquisition of reversal learning .
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这些结果说明方位辨别学习可能发生在双眼信息汇聚之后的视皮层,且可能有多种机制参与其中。
These results suggest that orientation discrimination learning may occur beyond binocular convergence and that more than one mechanism is involved in the learning process .
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方法出生后21天的大鼠单笼隔离喂养6周,然后利用旋转T迷宫装置,通过食物强化,分别训练大鼠视觉线索辨别学习和逆反学习任务。
Methods Early isolated stress was performed from weaning ( 21 days of age ) to adulthood , then through food rewarding rats were trained in a normal and reversal visual discrimination task in a rotating T-maze .
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固定方位正弦光栅的辨别学习,是一种联络学习,学习效果从训练眼完全传递到非训练眼,但在方位连续变化的正弦光栅辨别知觉学习中双眼间没有传递学习效果。
In the orientation perceptual learning experiment , there are no obvious inter eye transfer between the training eye and the untraining one while in detection of orientations with consecutively changing difference task , but it is reverse in the discrimination on fixed orientation .
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大鼠空间辨别性学习记忆的脑fMRI研究
FMRI Study of Rat Brain during Spatial Learning and Memory
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结论:添加SBpc喂养幼年大鼠,可促进其海马结构突触的增长,使SYN的免疫表达增强,提高了突触的可塑性,从而提高幼年大鼠的空间辨别性学习记忆能力。
CONCLUSION : Intake of SB-pc improves the learning and memory ability and synaptic plasticity of hippocampal formation in young rats .
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空间辨别性学习记忆对大鼠海马结构可塑及tau蛋白表达的影响
Plasticity of Hippocampal Structure and Expression of Microtube Associated Protein Tau in the Spatial Learning and Memory of Rats
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空间辨别性学习记忆活动对大鼠海马齿状回SDF-1免疫阳性细胞的影响
Influence of spatial learning and memory activity on the expression of SDF-1 positive cell in hippocampus dentate gyrus of rats
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目的:观察大豆磷脂酰胆碱(SBpc)对幼年大鼠海马结构突触素(SYN)的免疫表达和空间辨别性学习记忆能力的影响。
AIM : To examine the effects of intake of phosphatidylcholine from soybean lecithin ( SB-pc ) on the learning and memory ability and hippocampal synaptophysin ( SYN ) immunoreactive expression in young rats .
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海马结构的CA3、CA4区和齿状回与空间辨别性学习记忆的关系密切。
The CA3 , CA4 subregion and the dentate gyms are correlated with the spacial learning and memory .
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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 .
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结论:作者认为:(1)经水迷宫训练获得空间辨别性学习记忆功能引致海马CA3区多形层内有纤维出芽,在训练停止后该出芽的神经纤维亦逐渐消失。
Conclusion : ( 1 ) the sprouting fibers of the oriens layer of CA3 subregion of hippocampus is induced by the spatial learning and memory , and the sprouting fibers disappear after stop the training ;
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方位辨别知觉学习的眼传递及空间频率调谐特性
Perceptual learning of orientation discrimination : spatial frequency tuning and interocular generalization
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结论星形胶质细胞参与空间辨别性学习记忆过程。
Conclusion Astrocytes play a crucial role in spatial learning and memory .
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采用辐射式三等份Y型迷宫测试装置,检测动物的空间辨别性学习记忆能力。
Each mouse 's spatial differentiation memory was tested with radiation trisection Y-type maze .
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大鼠海马结构在空间辨别性学习记忆时的突触形态学观察
Morphological observation of synaptic plasticity of hippocampal formation induced by activity of spatial learning and memory
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所有弱视患者均采用位置辨别知觉学习方法训练3个月。
All amblyopias were trained by perceptual learning " position discrimination method " for three months . 3 .
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林蛙油复方冲剂防护超重辐射对大鼠辨别性学习记忆的影响
The protective effects of compound granule from rana japonica oil on the rats ′ discriminating learning-memory of overload and radiative
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目的:利用水迷宫试验观察大鼠内海马内星形胶质细胞胶质纤维酸性蛋白的表达在空间辨别性学习记忆时的变化。
AIM : To observe the changes of macroglial fibriliary acidic protein expression in hippocampus of rats during the learning and memory of spatial discrimination by means of water maze test .
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方法以经水迷宫训练获得空间辨别性学习记忆的大鼠为模型组,建立游水对照组和空白对照组。
Methods Rats are divided into three groups : model group , swimming control and blank control groups . Model group rats are established spatial learning and memory by water labyrinth training .
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为了研究方位辨别知觉学习的神经机制,采用心理物理的方法,研究了方位辨别知觉学习的空间频率调谐与眼传递特性。
In order to investigate the neural mechanism of perceptual learning of orientation discrimination , the psychophysics method was used for the research of eye specificity and spatial frequency tuning about orientation discrimination learning .
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磁场照射后,采用旷场行为测试、Y-迷宫和Morris水迷宫,检测小鼠的活动性、空间辨别、空间学习记忆和非空间学习记忆能力。
Methods : The mice were exposed to different pulsed magnetic fields 1 hour per day for 25 days running , and then they were measured spatial discrimination memory , spatial and non-spatial memory and locomotor activity by using Y-maze , Morris water maze and open-field tests respectively .
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一阶运动和二阶运动方向辨别的知觉学习及传递性研究
Perceptual Learning and Transfer Study of First-and Second-order Motion Direction Discrimination
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观察了猫对光栅方位辨别的知觉学习。
Perceptual learning of orientation discrimination was investigated using cats .
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辨别声音是人类学习语言的第一步,无论是口语交流还是文字阅读都包含了这一过程。
Sound discrimination is the first stage for people in learning language . Both oral communication and written reading include this progress .