他们发现从邻近细胞接受信息的神经细胞的小分支——树突脊的大小和数目发生了逐步的减少。
And what they saw is a steady decrease in the size and number of dendritic spines, the tiny branches of the nerve cell that receive messages from nearby cells.
它被包围着的颅骨和三层坚韧的细胞膜被称作脑(脊)膜保护着。
This is provided by the surrounding skull and three tough membranes called meninges.
不同于许旺氏细胞瘤,脊膜瘤主要位于上段和中段胸椎水平,但是在前后方向有相似的分布。
Meningiomas are predominately located in the upper and mid- thoracic areas, different from schwannomas, but are in a similar distribution in the anterior-posterior plane.
结论:本研究结果显示,脊灰病毒引起的细胞病变由感染后产生的子代病毒的继发感染引起。
Conclusion: Our results suggested that secondary infection of the cells was critical to the development of PV-induced cytopathic effect.
作者还观察到中脊上皮细胞前后向的迁移,这种机制可能在后部腭板的融合中起到重要作用。
We also observed an anteroposterior migration of medial edge epithelial cells, which may play an important role in posterior palate fusion.
通过器官培养体系,作者观察到中脊上皮细胞向鼻侧而不是口腔侧迁移。
Using this organ culture system, we observed the migration of medial edge epithelial cells to the nasal side, but not to the oral side.
目的评价河北省疾病预防控制中心脊髓灰质炎(脊灰)实验室所用细胞系对脊灰病毒的敏感性,制备河北省脊灰实验室质量控制的标准毒株(QC)。
Objective To evaluate the sensitivity of cell lines to poliovirus used in Hebei Provincial Polio Laboratory (HBPPL) and to prepare standard strain under the Quality Control (QC) of HBPPL.
原始生殖细胞来自极细胞,分两团移至胚胎腹部侧背面,被中胚层细胞包裹,形成生殖脊。
Primordial germ cells came from pole cells and moved in two masses to the laterodorsal abdomen of embryo, and then were enveloped by mesoderm to form germinal ridge.
除了发育成外周神经系统,神经脊干细胞还会分化成其他组织如骨骼,软骨,一些横纹肌甚至部分的心脏。
In addition to generating the peripheral nervous system, neural crest stem cells generate other tissues such as bone, cartilage, some types of muscle, and even part of the heart.
扫描电镜观察到的中性粒细胞表面脊样结构的分布及形态与流式细胞仪检测的结果具有相似性。
Scanning electron microscopy showed that the distribution and form of ridge structure on the surface of the PMN was similar to the results detected by the flow (cytometry.)
扫描电镜观察到的中性粒细胞表面脊样结构的分布及形态与流式细胞仪检测的结果具有相似性。
Scanning electron microscopy showed that the distribution and form of ridge structure on the surface of the PMN was similar to the results detected by the flow (cytometry.)
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