stem的例句大全

Objective According to development biology, cranial neural crest stem cell ( CNCSC) can differentiate into precursor cells of tooth, jaw and peripheral nerve system, but in vitro study is less reported.

目的分离培养颅神经嵴干细胞，探讨其体外生物学特征，为进一步研究其牙、颌向分化提供细胞来源。

The city of Suifenhe will build a temporary hospital as pressure mounts to stem the flow of imported novel coronavirus cases.

迫于压力，绥芬河市将修建一所方舱医院，以阻止输入性新冠病毒病例的流动。

Yu-Jun-ying introduction to these" golden touch "as the key gene implanted in the skin cells, skin cells through" direct genetic recombination", you can have the embryonic stem cell function.

俞君英介绍，把这些“点石成金”般的关键基因植入皮肤细胞后，皮肤细胞经过“直接基因重组”，就可以具备胚胎干细胞功能。

Sedge is similar in appearance to grass but has a solid rather than a hollow stem

莎草看上去和普通的草没什么两样，但其草茎是实芯的而不是空芯的。

The main stem diameter of MSI was 1.22 cm , 0.88 cm more than that of CK.

MS1主茎粗1.22cm,CK为0.88cm,二者差异达到极显著水平.

Study on neural stem cells differentiated into cholinergic neuron induced by NGF

神经生长因子诱导神经干细胞向胆碱能神经元的分化

Study on Cholinergic Neuron Differentiation Induced by Growth Factors from Bone Marrow Stromal Stem Cells and Its Signal Transduction Mechanisms

生长因子诱导骨髓基质干细胞向胆碱能神经元分化及其信号转导机制研究

AIM: To search the evidences for whether cholinergic neuron is derived from radial glial cell in developing telencephalon, and study the relationship of ontogeny of cholinergic neuron and differentiation of neural stem cell.

目的：为在端脑发育中胆碱能神经元是否来源于放射状胶质细胞寻找实验证据，以分析胆碱能神经元发生与神经干细胞分化之间的关系。

Diurnal Variation of Plant Stem CO_2 Efflux Rates in Winter, Changting County, Fujian lumber freeboard mark of tropical zone

福建长汀冬季植物树干CO2释放速率日变化特征热带木材运输干舷高度

Contents of total soluble sugars, sucrose and fructosans in the penult stem presented single-peak curves, and their highest contents also occurred at 15~ 20 days after anthesis.

茎可溶性总糖、蔗糖和果聚糖含量变化呈单峰曲线，最高含量亦出现在花后15～20d；

Simultaneously, some other phenotype mutants were observed, such as leaf colour mutants, lesion mimic mutant, degenerated spikelet, changes of ear stem length, beared and beardless rice, rice glume mutant, dwarf and tall-culm mutant, leaf shape mutant. 2.

同时，获得了一些具有其他表型变化的突变体株系，如类病变突变体，叶色突变体，颖花退化，穗颈长度变化，有芒与无芒，颖壳变化，高矮秆突变，叶形突变等。

Specific proteins of neural stem cell expressed by human amnion cells

人类羊膜细胞表达神经干细胞特异性蛋白研究

The paper introduces the structure, principle and composition of this stem and application in Chengdao oilfield.

对该管柱的结构 、 原理、组成,以及在埕岛油田的应用做了介绍.

The saponins extracted from the stem of Asparagus officinalis L.

芦笋皂苷是以芦笋下脚料为原料提取出来的一种糖甙化合物.

The stem has a slightly smaller diameter than the valve bore.

阀杆的直径略小于阀体孔的直径.

A series of axillary buds longitudinally arranged in a leaf axil are closely covered by leaf base and stem protrusions.

由一纵列发育程度不同的芽组成的休眠腋芽，被叶柄基部和茎的突起紧紧包裹。

Differences in Morphological Characteristics and Seeding Quality of Melia azedarach Seeds from Different Provenances Provenance Variation in Growth, Stem-Form and Wood Density of Masson Pine at 24-Year-Old and the Provenance Division

不同种源苦楝种子形态特征和播种品质差异研究24年生马尾松生长、形质和木材基本密度的种源变异与种源区划

Stolon of the plant develops mostly from the axil of sheath-like leaf of photosynthetic stem.

匍匐茎大多起源于同化茎基部鞘状叶的叶腋内。

Mouse antihuman type 19 keratin monoclonal antibody ( McAb) was used to detect epidermal regenerative stem cells.

以小鼠抗人角蛋白19的单克隆抗体检测表皮再生干细胞。

Our results showed that ecotopic meristems initiated not only on inflorescence stem of sef, but also on petiole, leaf, in axils of cauline leaf, on pedicel, in axil of pedicel and on floral organs.

对sef的表型观察发现异位分生组织不仅在花序轴上出现，而且也出现在叶柄、叶片、托叶叶腋内、花梗、花梗腋内以及花器官上。