后索

病例3C2,4～5水平后索区散在点片状长T1低信号、长T2高信号。

For case 3 , long T1 low signal and long T2 high signal scattered in C2,4-5 posterior funiculus .

应用甘氨酸银浸镀法染色观察后索结构。

The structure of posterior funiculus was observed by silver-gilt aminoacetic acid staining .

投向后索核的纤维主要起源于对侧后乙状回第V层的锥体细胞。

The majority of cortical efferents which terminated to the dorsal funicular nuclei derived controlaterally from the pyramidal cells in layer V posterior sigmoid gyrus .

TMS－MEP对脊髓前索和外侧索的损伤敏感，并可间接反应脊髓柱后索损伤。

It could indirectly reflect the injury of the posterior column of spinal cord .

结果：①3例脊髓亚急性联合变性患者脊髓MRI的特点：病例1中下胸髓后索区对称性长T2高信号；

RESULTS : ① MRI features of SCD patients : For case 1 , there was symmetrical long T2 high signal in the posterior funiculus of middle and lower chest marrow ;

在注射HRP液于小脑前蚓和顶核之后，在其楔外核和后索核中见到标记细胞，楔外核中的标记细胞数多于后索核中的。

After injection of HRP into the anterior vermis and the fastigial nucleus the labeled neurons were present in the external cuneate nucleus and in the dorsal column nuclei especially in their rostral part .

用Nauta法和HRP法研究了35只猫的皮质后索核投射和后索核脊髓投射。

The cortico-dorsal funicular nuclei ( DFN ) and dorsal funicular nuclei-spinal cord projections were studied with the HRP and modified Nauta methods in 35 cats .

于21只猫之颈髓6、7或腰髓5、6内注射HRP，观察了后索核内标记细胞之分布及形态。

Horseradish peroxidase was injected into C_ ( 6,7 ) or L_ ( 5,6 ) spinal cord in 21 adult cats and the morphology and distribution of the labeled cells in the dorsal columu nuclei ( DCN ) were studied .

但在白质后索，HIF1α的表达相对较强。HIF1α在灰质中主要定位于神经元和星形胶质细胞，在白质中主要定位于神经胶质细胞。

Chiefly , neurons and astrocytes in the gray matter and neuroglia cell in the white matter showed strong HIF-1 α expression .

用HRP逆行追踪与顺行演变相结合的方法，研究了猫后索核内初级传入终末与丘脑投射神经元之间的突触联系形式。

In order to identify the synaptic relationship between the primary afferent terminals and the thalamic projecting neurons in the dorsal column nucleus , the combined retrograde transport of horseradish peroxidase ( HRP ) and experimental degeneration method were applied in the adult cats .

结果：1mA，210s的损伤电流，可在脊髓后索造成神经组织坏死，形成空腔，使双侧皮质脊髓束纤维受损；

Results : Current of 1 mA , 210 s could cause necrosis and cavitation in the dorsal funiculus , resulting in bilateral corticospinal tract injury ;

论述了斜拉桥成桥后索力调整的意义和作用。

Significance and functions of the cable force adjustment are discussed .

大鼠后索核传入纤维的起源

The origins of afferent fibers in the dorsal column nuclei of the rat

后索核的中间腹侧部是皮质纤维分布的中心。

The degenerated fibers are the densest in the intermediate ventral part in DFN .

病理改变主要为皮质脊髓束和后索变性。

The pathologic changes is mainly the degeneration in the corticospinal tract and the posterior funiculus .

猫后索核内后根初级传入终末与丘脑投射神经元间的突触联系

The Synaptic Relationships Between the Primary Afferent Terminals and Thalamic Projecting Neurons in the Cat Dorsal Column Nuclei

本文采用顺行溃变法对猫后索核内皮质后索核投射纤维终末的超微结构和突触联系进行了研究。

The ultrastructure and synaptic connections of the projecting fibrous terminals of cats'cortical dorsal column nuclei is studied by the degenerating method .

然后采用基于正装分析的试算法，确定了新园斜拉桥的拉索初始张拉力，最后本文还利用影响矩阵法进行了成桥后索力的调整计算。

Then trial method based on the forward analysis is used to determine the initial cable force of Xinyan cable-stayed bridge in the paper .

介绍了索力调整的意义和作用，论述了公和桥合拢后索力调整计算所采用的影响矩阵法的优点。

Significance and functions of the cable force adjustment are introduced . Advantages of the influence matrix method for cable force adjustment are discussed .

投向脊髓灰质的后索核纤维主要发自核中间腹侧部的大、中型三角、多角和梭形细胞。

The projections of the DFN to the spinal cord originate mainly from large and medium sized cells in the intermediate ventral part in DFN .

溃变纤维见于对侧脊髓后索的腹侧部和同侧脊髓前索的内侧部。

Degenerating fibers were found in the ventral part of the contralateral dorsal funiculus and the medial part of the ipsilateral ven - tral funiculus .

家兔楔外核和后索核的小脑投射&HRP法研究

The projections from the external cuneate and the dorsal column nuclei to cerebellum in the rabbit & a study of retrograde axonal transport of horseradish peroxidase

后索核纤绀经后角尖周围的白质下行，主要终止于同侧脊髓灰质Ⅳ、Ⅴ层。

The fibers descend in the white matter around the tip of posterior horn and terminate in the Rexed 's laminae ⅳ and ⅴ of ipsilateral cord .

神经元样细胞与控释神经营养因子联合移植对脊髓损伤猴后索结构修复和功能恢复的作用

Role of combined transplantation of neuron-like cells and controlled-release neurotrophic factor in the structural repair and functional restoration of macaca mulatta posterior funiculus following spinal cord injury

在内、外侧方向上，至颈髓者主要位于薄、楔束核的交界部及内侧楔束核的腹内侧部，后索核的其余地区有散在的标记细胞。

Medio-Iaterally , the cervical projecting cells were located chiefly at the junctional area between the gracile and medial cuneate nuclei and at the ventromedial part of the latter .

来自后索核、三叉神经脊束核和孤束核的起源细胞主要位于闩以下平面。

The afferent neurons from cuneate nucleus , gracile nucleus , nucleus of spinal tract of trigeminal nerve , nucleus of solitary tract mainly located below the level of obex .

大鼠后索核、三叉神经感觉核神经元向小脑和丘脑的分支投射&荧光素双标记法研究

The branching projections from the dorsal funicular nuclei and the sensory nuclei of the trigeminal nerve to the cerebellum and the thalamus in the rat & a study with the fluorescence double labeling method

以津沪联络线特大桥为工程背景，介绍了影响矩阵法和试算法在成桥后索力调整计算中的应用。

With the typical case study of the Jinhu interconnection partial cable-stayed bridge , this paper introduces the application of the impact matrix method and trial method in the cable force adjustment calculation after construction .

结果：在控制戒断症状方面，A组与B组比较差异无显著性（P>005），但A组不良反应轻微，B组有23例停药后有索药行为。

Results : In controlling withdrawal symptoms there was no significant difference ( P < 0.05 ) between the two groups . However , Group A experienced fewer and slighter adverse drug effects . The cost in Group A was reduced .

本文针对膜结构找形中的最小曲面和考虑重力后的索膜结构的形状确定问题提出了一种新的综合设计法。

The synthetical method for form finding of cable reinforced membrane structures are proposed .