查询词典 nucleus

Female parthenogenesis in which the embryo contains only maternal chromosomes due to the failure of the sperm to fuse with the egg nucleus.

由于在精子与卵子融合过程中发生失败而使胚胎只包含母染色体的一种单性生殖。

The micro mechanism considers that the inclusion in material, called micro defect crack, is the nucleus of internal crack initiation, interaction, between the stress field of the micro defect crack tip as loading and strain field of crystal lattice caused by crystal point passim (as vacancies or interstitial atom, H, O, N et al), will trap the point passim, and cause the enrichment of point passim around the micro defect crack.

其中疲劳裂纹内部萌生的核心是材料中的第二相粒子、夹杂物或微空洞，称为微裂纹；而微裂纹的长大是材料中间歇原子或空位等点缺陷在微裂纹尖端富集沉淀的过程，微裂纹的长大速率受到点缺陷富集扩散速率和疲劳载荷的双重影响。

The result makes clear, apply dynamic and linear model to evaluate pendency reparations reserve to be able to rise evaluate precision, can undertake school nucleus to model parameter.

结果表明，运用动态线性模型评估未决赔款准备金可提高评估精度，并能够对模型参数进行校核。

Nucleus and cytoplasm can be seen in all the parenchymatous cells and pericycle cells of secondary structure.

4次生构造的薄壁细胞和中柱鞘细胞中可见细胞核和细胞质。

The results revealed that the volume, density and gray cell coefficientof nucleus sensorius n trigemini are the largest (10.36mm~3, 32×10~3/mm~3,29.08), but the mean of the size of its neuron perikaryon is the smal...

抽样测定了舌下神经核、展神经核、滑车与动眼神经核、面神经核、三叉神经运动核和三叉神经感觉核的神经核体积、神经细胞数和神经细胞大小，计算出各核的神经细胞密度、各类细胞的百分数和灰质细胞系数，并进行了讨论。

RESULTS: Levels of insulin, FFA, GOT and GPT in serum were significantly increased in model group; activities of T-SOD and GSH-Px in liver tissue and ISI were notably decreased, and content of lipid perhydride MDA was increased. HE staining revealed that there was hepatic cellular swelling in hepatic lobules, inequality of size of lipid droplets in periplast, nucleus on one side, narrowed sinus hepaticus and inflammatory cell infiltration in hepatic lobules and portal area.

结果： 模型组大鼠血清胰岛素、FFA、GOT和GPT水平明显升高，肝组织中T-SOD和GSH-Px活力和ISI明显下降，脂质过氧化物MDA含量显著增加， HE染色示肝小叶中大部分肝细胞肿胀，胞质中出现大小不等的脂滴空泡，以大泡性脂肪滴为主，核居边，细胞界限不清，肝窦狭窄，且存在小叶内及门管区炎症细胞浸润。

The characteristics of glass microelectrode recorded electrical activity of nociceptive neurons in the caudate nucleus elicited by microinjection of GABA and blockage by picrotoxin were studied in 53 Wistar rats.

在53只成年W istar大鼠上，用玻璃微电极引导神经元放电，观察了尾核内注射Y-氨基丁酸后，尾核痛反应神经元放电的变化和印防己毒素(picrotoxin， PIC)对GABA作用的阻断效应。

Objective To study the morphological and functional effect of pinealectomy on CRH neurons in paraventricular nucleus of rat hypothalamus as well as thefunction of melatonin supplementation, enrich the research of the effect of pinealbody and melatonin on hypothalamic-pituitary-adrenal axis,provide theoreticalevidence of the effect of pineal body and melatonin on immune function andimmune-associated disease such as tumor and autoimmune disease.

目的： 研究松果体及其褪黑素对大鼠下丘脑室旁核CRH 神经元形态和功能的影响以及补充褪黑素的作用，丰富松果体及褪黑素对下丘脑——垂体——肾上腺轴影响的形态及功能方面的研究，为进一步揭示松果体及褪黑素对免疫功能以及免疫相关性疾病如肿瘤、自身免疫性疾病等的影响机制提供理论依据。

Viral infection of the host cell may be switched on by the specific and stable combination of one or several viral envelope protein with one or several glycoprotein receptors available on the cell membrane, which is followed by viral pinocytosis or viral fusion with cell membrance, viral deenvelope, viral particle movement from cytoplasm towards nucleus and the viral gene passage.

病毒感染细胞可能是通过一个或几个病毒包膜蛋白与一个或多个细胞膜上的糖蛋白受体特异稳定地结合而启动，通过病毒胞饮作用或者病毒与胞膜融合、病毒脱包膜、病毒粒子从胞浆到胞核的运动和病毒基因通过核膜的传代将会发生；但参与这些动力过程相关的病毒、细胞结构和生化因子仍不清楚。

Methods According to the principle of green synthesis ,with the assistance of microwave irradiation,catalyzed by piperidine,synthesize the four kinds of dimethincyanines with indole nucleus without any solvent.

目的研究吲哚二甲川菁染料的绿色合成及部分染料的紫外-可见光谱性质。

And discuss some key point of integrated management system design, include hazard identification and risk assessment and risk control in the occupational health and safety management, the measure of satisfaction target of customer, the flawlessness of law system, the integration of the integrated management system and enterprise standardization system, unify lead institution and work orgnization, integreted internal audit and integrated management review.

同时，论述了一体化管理体系构建中的几个主要问题，包括职业健康安全管理中的危险源辨识、风险评价和风险控制、顾客满意度的科学监测、法律、法规体系的完善、一体化管理体系与企业标准化体系的有机结合、统一的领导机构和工作机构、一体化的内部审核和管理评审。

Deepwater Taranaki is investigated for its petroleum potential, using all available seismic data tied to shallow-water wells.

运用与浅水井相关的现有全部震波探测数据考察了深海区塔拉纳基盆地的油藏前景。