查询词典 root cell

Finally, cell wall degraded and aggregated together, which results in gas spaces formation in a radial direction.3. Aerenchyma formation appeared to be a form of nonapoptotic programmed cell death in the middle of root cortex.

3稻根内通气组织形成的实质很可能是位于内皮层和外皮层之间的皮层细胞发生非凋亡的程序化细胞死亡形成的。

The slow progress of researches on pulmonary stem cells up to date has its root in the complex structure of pulmonary tissues and respiratory tracts, which is demonstrated by the facts that the respiratory system is composed of at least 40 types of cells, plus that the growth, renewal, and regeneration rate or capacity of respiratory epithelium are extremely limited. Mean while, there have been no specific stem cell markers for pulmonary and lung cancer, so researchers rely on stem cell markers borrowed from other systems to search for stem cells in pulmonary system.

目前对于肺干细胞的研究进展缓慢，究其原因主要是肺组织和气道具有复杂的内在结构，呼吸系统至少包含40种不同类型的细胞，呼吸上皮本身只有极低的生长更新率和非常有限的再生能力，同时肺干细胞的表面标志物也缺乏特异性，只能借助其他组织已知的干细胞标记物进行对比观察。

The expression of C/EBPαand C/EBPβwere found in the basal cell layer of outer root sheath and sebaceous gland in the new born and maturation phase,The expression in nucleuses of outer root sheat cells decreased with the differentiation but enhanced oppositely in the cytoplasm.

C/EBPα和C/EBPβ在不同发育阶段的毛囊皮脂腺单位中均有表达，定位及表达水平与分化程度密切相关。

Results: Dynamic observation with histopathology and immunohistochemical staining showed that, after the nerve root nerve root compression, the myelinated nerve fibers decreased and there was ultrastructure changes of the nerve fibers, such as Schwann cell cytoplasm swelling and edema, Wallerian degeneration, and demyelinated degeneration of axons.

结果：通过对压迫神经根及神经根节大体观，组织病理学和免疫组织化学的光学显微镜的动态观察，可见神经根压迫后其有随神经纤维数目减少和超微结构的改变，如神经模细胞胞质肿胀和细胞水肿、华勒变性、神经轴突脱髓鞘变等。

From the point of view of structure,bamboo cell wall ratio,amount of bundle per unit area,fraction of bundle sheath,fraction of vessel increase from the root to the top of the bamboo,while fractionof parenchyma.Single bundle sheath area decreases with the increase of height.Fiber length,fiber width and vessel length increase from the root to the top andget theirs maximum value at the length of 17th node to 23rd node and thendecrease.Fiber length and width ratio slightly decreases while vessel widthincreases with the increase of height.

从构造角度来说，竹材胞壁率、单位面积维管束个数、纤维束比量、输导组织比量从基部到到梢部随着高度增加而增加，而薄壁组织比量、单个维管束纤维束面积随着高度增加而减小；纤维长度、纤维宽度、导管长度从基部到梢部随着高度的增加而增加，在第17竹节到第23竹节达到最大值，而后下降，纤维长宽比随着高度的增加而缓慢下降，导管宽度随着高度增加而一直增加。

Medullary slices of neonatal Sprague-Dawley rats, including hypoglossal nerve root and mNRF, were made according to Suzue's method. Simultaneous recordings of the respiratory rhythmic discharge activity in hypoglossal nerve root with suction electrode and the respiratory neuronal discharge in the mNRF with whole cell patch clamp were performed on the brainstem slice in vitro .

仿Suzue方法制作新生大鼠含有舌下神经根及mNRF的离体延髓脑片标本，以吸附电极记录舌下神经根呼吸节律性放电活动(respiratory rhythmic discharge activity， RRDA)作为呼吸活动的指标，采用全细胞膜片钳记录模式在mNRF同步记录呼吸神经元电活动。

Besides playing an apparently key role in wall expansion, expansins have been implicated in an increasing number of processes including cell enlargement, seed germination, root hair formation, root growth, leaf primordium initiation,leaf growth, softening of fruits, fruit abscission and growth of the pollen tube of grasses through the stigma and the style.

目前认为扩张蛋白几乎参与了植物的整个发育过程：除具有增大细胞的功能外，扩张蛋白在细胞生长、种子萌发、根毛形成、根系生长、叶原基形成、叶子生长发育、果实成熟、器官脱离，以及花粉管生长方面起着重要的作用。

The root division was affected by the IAA and iPAs, and the adventitious root formation needed the low level of IAA and CTK. Fourthly, the study on the DNA content in callus of different types and concentrations of estrogen treatment can show that nuclide was a standard of changes of Cardiocrinum giganteums cell.

4通过对不同激素种类和浓度处理中愈伤组织核酸含量变化研究，表明核酸可作为大百合形态发生的标志，大百合愈伤组织分化前RNA含量增加，DNA含量下降，愈伤组织内RNA的升高，标志着细胞分化的物质合成。

The results indicated that root border cell number of red cowpea increased rapidly with the elongation of root.

结果表明，红豇豆的边缘细胞数目先随着根的伸长而迅速增加，到根长为10mm时达到最多，约为5300个；随后，边缘细胞数目稍有减少，且较为稳定。

The results indicated that γ-rays irradiation with lower doses could promote and stimulate mitosis of root tip cells, and with high doses could inhibit mitosis of root tip cell.

结果表明，在一定范围内，剂量低于60Gy的辐照对毛竹根尖细胞有丝分裂有促进和刺激效应；高于90Gy对毛竹根尖细胞有丝分裂有一定的抑制作用。

Fancy gold-plated dangling earrings with facetted White Opal crystals.

花式镀金悬垂耳环与facetted白欧泊水晶。

This essay chooses the study aim from biology teachers in middle school in Shi Jiazhuang which tells us that most of the middle school biology teachers in Shi Jiazhuang have the"burnout", lower successfulness, individualize.

本文选取石家庄市初中生物教师作为研究对象，运用问卷调查的方法对石家庄市初中生物教师职业倦怠的现状进行调查，调查结果发现，石家庄市初中生物教师这一群体普遍存在职业倦怠，情感枯竭程度偏高，成就感偏低，去个性化程度最为严重。