髓鞘

The stage of neuron development during which many axons become myelinated by glial cells .

神经胶质细胞造成轴突髓鞘化这段期间的神经元发展阶段。

In the nerve cord of the shrimp Penaeus orientalis all fibers which can be discerned by light microscope are myelinated.

对虾神經索中凡显微鏡能分辨清楚的纤維都具有明显的髓鞘。

The morphology, number of myelinated fibers and mean thickness of myelin sheath of regenerated nerves were observed by light microscope, transmission electron microscope and scanning electron microscope.

光镜、透射电镜和扫描电镜观察再生神经的形态结构、有做神经纤维数量、平均髓鞘厚度并进行统计学分析。

myelinic degeneration obviously existed and abnormal MRI appeared in caudate putman only in older rats with chronic hypertension.

慢性高血压大鼠直到鼠龄较大时，尾壳核区域出现明显的髓鞘变性，才在MRI上显示出来。

Electron microscope examination showed that the arrangement of axons was disordered and the myelinic membrane denatured and apoptosis was frequently in surgery control eyes, and that the structure of axons was approximately normal in bFGF therapy eyes on the 28th day.

电镜观察可见，28d时，外科对照组轴突排列紊乱、髓鞘变性，多见凋亡现象；但bFGF治疗组轴突内结构尚正常。

MRI showed brain atrophy in 11 cases,delayed myelinization in 8 cases,periventricular leukomalacia in 6 cases,abnomal signals of the basal ganglia in 5 cases,brain malaria in 5 cases,cortical infarction in 3 cases and congenital deformation in 4 cases,no abnormal finding in 3 cases.

其中脑萎缩11例，脑白质髓鞘发育延迟8例，脑室周围白质软化灶6例，基底节异常信号5例，脑软化灶5例，皮层梗死病灶3例，先天畸形4例。3例患者MRI检未见明确异常。

The cell vacuolar degeneration, membrane structural necrosis, mitochondrin edema, mitochondrin vacuolar degeneration and lysosome myelinization were found in the endothelial cells.

1胞核内也可见纳米细菌，细胞空泡变，膜性结构类似坏死，部分线粒体水肿，空泡变，溶酶体呈现髓鞘图像。

The myelinization of cerebellar white matter,middle cerebellar peduncles,anterior limb of internal capsule,splenium and genu of corpus callosum,centrum semiovale,the white matter in parietal-occipital area and frontal-temporal area were documented at birth to 5,2～4,3～7,3～5,4～7,2～7,3～9 and 4～12 months old,respectively.

髓鞘形成至成熟时间：小脑上下脚、桥脑背侧、丘脑腹外侧和内囊后肢后部出生时已成熟，小脑自出生至5个月，小脑中脚2～4个月，内囊前肢3～7个月，胼胝体后部、膝部分别是3～5个月、4～7个月，半卵圆中心2～7个月，枕顶叶白质3～9个月，额颞叶白质4～12个月。

There were nanobacteria in the nucleus and intracellar and extracellar endothelial cells under transmission electron microscopy after co-culture. The cell vacuolar degeneration, membrane structural necrosis, mitochondrin edema, mitochondrin vacuolar degeneration and lysosome myelinization were found in the endothelial cells.

混合培养后的内皮细胞透射电镜观察见细胞间、细胞内均有纳米细菌存在，细胞核内也可见纳米细菌，细胞空泡变，膜性结构类似坏死，部分线粒体水肿，空泡变，溶酶体呈现髓鞘图像。

Lipid peroxidation would cause the deficiency of myelinogenesis, Dysfunction of synaptic conduction and developmental anomaly of nerve cell if the deficiency of completely.

当硒缺乏时，硒蛋白活性降低，清除H2O2能力减弱，脂质过氧化导致髓鞘形成不良，突触传导障碍，神经元发育异常，造成严重的脑功能紊乱。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。