英语人>词典>汉英 : 轴突周的 的英文翻译,例句
轴突周的 的英文翻译、例句

轴突周的

基本解释 (translations)
periaxonal

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The results show that firstly, ApoE and LDL receptors can be transported bidirectionally (i.e. retro-and anterogr-adely) in the axoplasm along axons. Secondly, ApoE derived from regenerating fillers can be transported re t rogradely to the cell bodies.

本文用免疫细胞化学法研究正常和再生的大白鼠外周神经中脱辅基脂蛋白E和低密度脂蛋白受体的运输特性,发现在正常的外周神经中,ApoE及LDL受体在轴浆中均可沿轴突正行和逆行运输;再生的神经可产生ApoE,ApoE可逆行向细胞体转运。

The lesion, the changes of activity of cholinesterase and acid phosphatase of motor neurons in lateral nucleus of spinal cord anterior horn, the function of axoplasm transportation and nerve conduction, the regeneration of axons and myelin sheath, and the recovery of sciatic nerve function were examined at 7, 14, 30 and 90 days intervals after operation, using Nissl and enzyme histochemistry staining, electrophysiological technique, hydrogen-peroxide oxidoreductase retrograde trace method, axon image analysis, and measurement of sciatic function index. The spinal cord anterior horn of injury side was compared to the correspondence region of spinal cord.

分别于术后7、14、30和90d应用酶组织化学方法、电生理方法、HRP (hydrogen-peroxide oxidoreductase)逆行示踪方法、轴突图象分析方法以及坐骨神经功能指数(sciatic nerve function index,SFI)测量等方法检测坐骨神经损伤后对应脊髓神经元的存活率、神经元胞体酶系变化、损伤神经在轴浆运输、电传导以及轴突、髓鞘再生等方面的恢复情况,探索外周神经损伤后OECs及几丁质对神经元的保护作用以及对新生神经功能恢复的作用,为外周神经损伤的治疗提供新的理论基础。

Ephrin-A5 is expressed in high level in the body of neuron and cytodendrite during 4 weeks after cerebral infarction, suggesting that ephrin-A5 may be one of the primary factors responsible for the failure of axon projection after cerebral infarction.

脑梗死后ephrin-A5在梗死灶周神经元胞体、树突中持续高水平表达,它可能是造成成年哺乳动物中枢神经系统损伤后神经轴突再投射障碍的重要原因之一。

Electrophysciological indexes: in the experimental group ,the tardy rate of induced motorius action potential ,recovery rates of the amplitude of compound muscle action potential and twitch tension and tetanic tension of triceps surae muscle ,were significantly higher than in the control group.(4) Compared with the control group ,the triceps surae muscle wet weight was significantly greater in the experimental group.(5) histomorphological indexes: the count of myelinated nerve fibers ,diameter of regenerated axon,thickness of nerve myelin sheath and area of capillary were much more in the experimental group than in the control group.(6) observation of ultrastructure with the transmission election microscope: more abundant organella and maturer myelin sheath lay in the injured peripheral nerve of the experimental group, while not lay in the control group.

分别在术后第2、4、6周时进行各项指标的检测,结果发现:(1)实验组SD大鼠在整个实验过程中,其精神、毛发、体重,运动灵活性等一般情况优于对照组;(2)实验组的坐骨神经功能指数恢复率显著优于对照组,P<0.01;(3)神经电生理指标:实验组运动神经诱发电位潜伏期的延迟率显著优于对照组,P<0.05;复合肌肉动作电位振幅的恢复率显著高于对照组,两组比较第2周时P<0.01,第4、6周时,P<0.05;小腿三头肌单收缩力和强直收缩力的恢复率实验组显著高于对照组,P<0.01;(4)小腿三头肌湿重的恢复率,第2、4周时实验组高于对照组,差异非常显著,P<0.01;第6周时,差异仍显著,P<0.05;(5)组织形态学指标:有髓神经轴突计数、再生轴突直径的恢复率,毛细血管面积,实验组均显著大于对照组,P<0.01、P<0.05、P<0.001;实验组髓鞘厚度的恢复率也显著高于对照组,第2周时P<0.01,第4、6周时,P<0.05;(6)透射电镜超微结构观察:实验组再生轴突中细胞器丰富,髓鞘结构成熟,神经再生情况优于对照组。

These results can lead to the following conclusion:〤GRP synthesized by the motoneurons may be a self-serving neurotrophic factor after axotomy.(2) CGRP may serve as a "injury signal" activating both the central and peripherical gli

本研究结果提示,运动神经轴突损伤后,运动神经元合成分泌的CGRP对神经元自身具有直接的神经营养作用,CGRP还可以作为损伤神经元分泌的&损伤信号&激活中枢和外周胶质细胞,从而为运动神经元的存活和轴突再生创造有利的微环境。

While the tissue spaces surrounding a few blood vessels wasAl and Fg positive,no Al or Fg positive cells were observed.In antemortem injurygroup,diffuse subarachnoid hemorrhage,cerebral edema,swelling or pyknotic neu-rons could be observed.The axons showed irregular swelling and disconnection at1~3h,marked swelling and disconnection at 6h,and retraction ball at 15h whichwas more remarkable at 24h after injury.The space between myelin sheaths andaxons was increased at 3~6h after injury.Tortuous and wavelike myelin sheathswhich adhered on axons incompletely,or even peeled off could be found from 15hto 24h after injury.Perinuclear lysis of Nissl bodies began at 24h after injury.Thenumber of GFAP positive cells in cerebrum and brain-stem increased significantlyfollowed by decrease,and then increased again,but the time courses of the changesin different areas of brain were not same.Al and Fg positive neural cells,mainlysurrounded blood vessels,with diffuse or peripherally distributed positive matter incytoplasm could be observed at 0.5h after injury.The number of Al or Fg positivecells and the intensity of immunoreaction increased with the time of injury.The areaof SYN positivity in medulla oblongata and pons decreased notably 3~6h afterinjury,then return to normal levels and continued to 24h after injury.

生前损伤组,可见广泛蛛网膜下腔出血,脑组织水肿,神经细胞肿胀,晚期神经元固缩;伤后1~3h见部分神经轴突不规则增粗、断裂,伤后6h断端膨大,伤后15h可见收缩球,至伤后24h更为明显;伤后3~6h可见部分神经髓鞘与轴突之间的间隙增宽,伤后15h髓鞘明显曲折,不完全附着在轴突两侧,甚至剥脱,持续到伤后24h;核周尼氏体减少在伤后24h才开始出现;同一部位的GFAP阳性细胞数目随损伤时间发生改变,先增多(最早在伤后0.5h),达到高峰后减少,其后又有增多趋势,但不同部位的GFAP阳性细胞数目增减的时间过程不尽相同,同时,大脑中的GFAP阳性细胞数目也有改变;伤后0.5h,可在脑干组织中见到Al和Fg阳性神经细胞,主要位于血管周围,阳性物在胞浆中呈弥散性分布,但部分细胞的阳性物仅分布于靠近胞膜的胞浆中而呈环状,随损伤时间延长,阳性细胞数目增多,反应强度增加;伤后3~6h,延髓及桥脑中的SYN阳性物面积减少,其后恢复到正常水平,并持续到伤后24h。

The transmission is conducted in the form of action potentials along the axon of DRG neuron to the presynaptic membrane in spinal dorsal horn. Action potential depolarizes the presynaptic membrane and activates the voltage-dependent Ca〓 channel. The influx of Ca〓 then triggers the release of neurotransmitter.

外界感觉信息以动作电位的形式沿DRG细胞轴突由外周传向DRG细胞在脊髓背角的突触前膜,导致细胞膜去极化,引起电压依赖性〓通道的开放,〓内流介导突触前膜神经递质的释放,从而完成感觉信息由外周向脊髓的传递。

Results During the committed differentiation, the expression of calmodulin was distributed in and around the cell nucleus.

结果在神经干细胞定向分化为神经元的过程中,钙调蛋白于细胞核及核周呈阳性表达,随分化神经元的生长细胞核阳性表达逐渐减弱而胞浆增强,同时可见阳性反应物伸入树突及轴突。

Gelatin microsphere is firstly made by encapsulating bFGF into gelatin by special manufacture process, then this microsphere was combinated into PLGA conduit or PLGA film.when used, we need only pack the injury peripheral nerve, injury spinal cord, wounded pars encephalic with the PLGA conduit. The conduit or film can slowly release buff which would be absorbed by around tissues.bFGF was already proved to be nutritious to the regeneration and alive of neuron and protect injury neuron.bFGF can also promote morphogenesia and division of nerve cell which would raise the survival rate of neuron, guide the generation of axon etc.bFGF is one of the important factors of sustaining the normal survival of cholinergic nerve.

使用时,只需将此材料贴敷外周损伤神经伤患处,脊髓伤口,或在脑部开颅手术后填充于术后创面,可有效地在伤口局部缓慢地释放并由机体组织吸收bFGF等神经营养因子。bFGF等已被证明具有神经营养作用,可促进神经元的再生与存活,保护受损的神经元。bFGF等对神经细胞兼有促进形态发生与分裂作用,具有提高神经元的成活率、诱导轴突向外生长等功能,是维持前脑基底部胆碱能神经元正常生存的重要因素。

All the indexes were tested in 2 -. 4 .. 6 weeks of operative intervals respectively. Results:(1) The general observation in the experimental group ,such as spirit, hair, body weight and activity ,was superior to that in the control group.(2) The recovery rate of sciatic nerve functional index (SF1) was statistically significantly higher in the experimental group than in the control group .(3) electrophysciological indexes: m the experimental group ,the tardy rate of induced motorius action potential ,recovery rates of the amplitude of compound muscle action potential and twitch tension and tetanic tension of triceps surae muscle ,were significantly higher than in the control group.(4) Compared with the control group ,the triceps surae muscle wet weight was significantly greater in the experimental group.(5) histomorphological indexes: the count of myelinated nerve fibers ,diameter of regenerated axon, thickness of nerve myelin sheath and area of capillary were much more in the experimental group than in the control group.(6) observation of ultrastructure with the transmission election microscope: more abundant organell a and maturer myelin sheath lay in the injured peripheral nerve of the experimental group, while not lay in the control group.

分别在木后第2、4、6周时进行各项指标的检测,结果发现:(1)实验组SD大鼠在整个实验过程中,其精神、毛发、体重,运动灵活性等一般情况优于对照组;(2)实验组的坐骨神经功能指数恢复率显著优于对照组,P<0.01;(3)神经电生理指标:实验组运动神经诱发电位潜伏期的延迟率显著优于对照组,P<0.05;复合肌肉动作电位振幅的恢复率显著高于对照组,两组比较第2周时P<0.01,第4、6周时,P<0.05;小腿三头肌单收缩力和强直收缩力的恢复率实验组显著高于对照组,P<0.01;(4)小腿三头肌湿重的恢复率,第2、4周时实验组高于对照组,差异非常显著,P<0.01;第6周时,差异仍显著,P<0.05;(5)组织形态学指标:有髓种经轴突计数、再生轴突直径的恢复率,毛细血管面积,实验组均显著大于对照组,P<0.01、P<0.05、P<0.001;实验组髓鞘厚度的恢复率也显著高于对照组,第2周时P<0.01,第4、6周时,P<0.05;(6)透射电镜超微结构观察:实验组再生轴突中细胞器丰富,髓鞘结构成熟,神经再生情况优于对照纽。

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axoplasm:轴浆

神经细胞体就是细胞的核周质,核周质延伸形成一个轴丘,进一步伸长成为轴突,每根轴突都由轴浆(axoplasm)和包在外周的质膜所构成. 根据细胞体外突着生的形式,神经元可分为单极、双极和多极3类. 单极神经元只有一个轴突和侧支.