But the positive reaction of keratin was found in inner cells of tubular and central cells of trabecular patten.
而小管的内层细胞和小梁中央细胞呈角蛋白阳性。
When the root structure is damaged, the epidermis breaks, the cortex and central cells disintegrate and die gradually.
根结构受到破坏后，表皮层断裂，皮层、中柱细胞逐渐解体死亡。
A mature embryo sac is composed of egg apparatuses (two synergids and one egg cell), central cells and three antipodal cells.
成熟胚囊包含卵器(由两个助细胞、一个卵细胞组成)，中央细胞及三个反足细胞。
Using transformants carrying the QHB promoter-GUS and in situ hybridization, we found that QHB was specifically expressed in the central cells of a quiescent center (QC) of the root.
利用转化有QHB启动子驱动GUS报告基因的转基因植株和原位杂交，我们发现QHB在根静止中心的中央细胞内特异表达。
Phosphorus is a central component of the energy-carrying molecule in all cells (adenosine triphosphate) and also the phospholipids that form all cell membranes.
在所有细胞中，磷是能量运送分子的一个主要成分（腺甘酸和三磷酸盐），同样也是磷脂质构成的细胞膜。
The use of the black dye can be limited to a small number of cells or to more extensive groups; occasionally one may even obtain a comprehensive view of an entire area of the central nervous system.
使用这种黑色染料我们可以将染色局限在一小部分的细胞和它们的衍生部分；运气好的话，我们甚至可以获得对于整个中枢神经组织的完整视野。
Synapses are the junctions between nerve cells, and their action is central to learning and memory. But they are also, he says, the most fragile parts of the brain.
突触连接神经细胞，其活动对于学习和记忆是很重要的，但它们也是，他说，大脑最脆弱的部分。
Simply by working with the GRNOPC1 cells, Geron scientists have learned more about how they operate, which will only expand their understanding of how the central nervous system might be healed.
研究GRNOPC 1细胞，Geron科学家能知道更多的他们如何工作的信息，这将扩展科学家理解怎样治疗中枢神经系统。
A central nervous system-in which specialised sensory and motor nerve cells are clumped together into a nerve cord and brain-is usually the mark of more recent evolution.
中央神经系统通常是更具现代特征的进化标志，因为其中有一些感觉神经细胞与行动神经细胞，它们牢牢地结合在一起组成了神经索与大脑。
My impression is that the Sertoli cells are the central factor in why they have done well.
我的印象是，他们之所以治疗得不错，塞尔托利氏细胞是中心因素。
Finally, they counted the fused cells that formed in a mouse model of multiple sclerosis-an autoimmune disease characterized by inflammation and damage of the central nervous system.
最后他们计数了在多发性硬化症小鼠(一种自发性免疫性疾病，表现为炎症和中枢神经系统损伤)中的融合细胞数量。
Tonoplast the membrane that surrounds the large central vacuole of plant cells.
液泡膜：植物细胞中包围中央大液泡的膜。
The formation of neurites, a process called neuritogenesis, is the first step in the differentiation of neurons, the basic information cells of the central nervous system.
神经突的形成过程被称为神经突生成，是神经元(中枢神经系统的主要细胞成分)细胞分化的第一步。
Vitamin B12, like the other B vitamins, is important for metabolism. It also helps form red blood cells and maintain the central nervous system.
维他命B12，同其他的B族维他命一样，对于代谢非常重要。它还对红细胞的形成及维持中枢神经系统功能有积极作用。
Cells in the central nervous system tend to communicate with each other via a wave of electrical signals that travel along neurons.
中枢神经系统的细胞通过在神经元上传播的电信号波群来进行彼此的沟通。
These three cells are mainly distributed in the central region.
这三种细胞主要分布在中央区域。
Conclusion the cells from fetal rat telencephalon possess multipotency and self renew ability and is believed to be BSCs of the central nervous system.
结论从胚鼠端脑分离培养的细胞具有自我更新能力和多潜能分化能力，为中枢神经系统的干细胞。
The mature embryo sac contains an egg apparatus, a central cell and three antipodal cells.
成熟胚囊为蓼型胚囊，它包括卵器，一个中央细胞和三个反足细胞。
This review will focus on those cell adhesion molecules which can induce central synapse formation when expressed in non-neuronal cells.
本文综述了这些表达在非神经细胞里能引起中枢突触形成的细胞黏附分子的功能与特性。
The white cells appear to fall out of the central column to assume positions in contact with the endothelium.
自细胞脱离中央的轴流，与内皮细胞接触。
They were accumulated in the large central vacuoles of secondary phloem parenchyma cells and secondary phloem ray cells.
这些蛋白质积累在韧皮薄壁细胞和韧皮射线细胞的中央大液泡里。
The newt , instead of producing the belly of the host cells above the transplant, was stimulated to produce a second central nervous system.
移植块上方的宿主细胞不是产生蝾螈的腹部，而是被刺激产生第二个神经系统。
Objective To study the apoptotic cells in central nervous system (CNS) with experimental autoimmune encephalomyelitis (EAE) at various stages of the course.
目的探讨实验性自身免疫性脑脊髓炎（EAE）中枢神经系统（ CNS）中浸润细胞的凋亡情况。
EH is synthesized in a discrete set of cerebral neurosecretory cells, and is released into the central nervous system and into the hemolymph in response to the declining ecdysteroid titers.
羽化激素在一些特定的脑神经分泌细胞中合成，在蜕皮激素的调控下，释放到中枢神经系统和血淋巴中。
Vicia sativa root nodule is usually rod-shaped, it is mainly composed of many cortex cells and a very large central zone which contains meristem, infected tissue and senescent tissue.
箭舌豌豆根瘤为杆形，主要由皮层细胞和一个体积很大，含有分生组织、侵染组织，有时还有衰老组织的中心区域所组成。
The process of thymic negative selection is the process of the central immunologic tolerance, namely the process of autoreac-tive thymic cells being deleted or becoming allergy.
胸腺内阴性选择的发生过程也就是中枢免疫耐受的形成过程，即自身反应性胸腺细胞被克隆清除或处于免疫无能状态的过程。
The mature embryo sac is surrounded by en lothelium tapetum. It is composed or an egg apparatus, one central cell with secondary nucleus, and 1—6 antipodal cells.
成熟胚囊被珠被绒毡县包围，由卵器、具次生核的中央细胞以及数目为1至6个反足细胞组成。
This fact shows that some ventral root cells might give their central processes to enter the spinal cord via dorsal roots.
这一事实说明前根细胞的中枢突，也有经后根入脊髓的。
The basis of pathology of vod is thought resulting from injury of hepatocytes and endodermis cells surrounding the central veins in zone3of the liver acinus by regimen-related toxicity.
病理基础是预处理毒性引起肝脏内肝小叶3区内的血窦内皮细胞以及肝细胞损害所致。
The basis of pathology of vod is thought resulting from injury of hepatocytes and endodermis cells surrounding the central veins in zone3of the liver acinus by regimen-related toxicity.
病理基础是预处理毒性引起肝脏内肝小叶3区内的血窦内皮细胞以及肝细胞损害所致。
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