Christopher Chen of the University of Pennsylvania grew flat sheets of mesenchymal stem cells and exposed them to a mixture of growth factors for bone and marrow development.
来自宾夕法尼亚大学的克里斯托弗·陈(音译)培育了间质干细胞薄片，并将其置于有助于骨骼和骨髓发育的混合生长因子中。
Receptor tyrosine protein kinase is one of key kinases in cell signal transduction and plays an important role in the process of cell growth, development and functions regulated by growth factors.
受体酪氨酸蛋白激酶是细胞信号转导进行的关键信号酶，在生长因子调控细胞生长、发育与功能的过程中起着重要的生理作用。
Methods with the correlation degree way of the gray system theory, analysis patients growth and development factors and social environment factors.
方法采用灰色系统理论关联度分析，对患儿的生长发育因素和社会环境因素进行分析。
The effect of environmental factors on the growth, development and appearance of the introduced Ostrich Fern (Matteuccia struthiopteris) in the open is the subject of this paper.
本文对露地引种栽培荚果蕨的生长发育规律、环境因子对其生长、发育及园林观赏效果的影响作了研究。
Immunocompentent peptide (ICP) and epidermal growth factor (EGF) are two bio - active factors, the effect of ICP on in vitro maturation of bovine oocytes and development of embryos not being reported.
免疫活性肽(ICP)和表皮生长因子(EGF)是两种生物活性因子，ICP对牛卵母细胞体外成熟及胚胎体外培养的影响还未见报道。
The decline of growth hormone in the development of sarcopenia is one of many factors, and its etiologic role needs to be demonstrated.
生长激素减少是造成骨骼肌减少症的诸多因素之一，它在发病中的作用需要被证明。
Objective To find the relevant factors of the young children' physical and intellectual development in Guangdong province for children growth promotion.
目的了解影响广东省婴幼儿体格与智力发育的有关因素，为促进婴幼儿的生长发育提供科学依据。
The growth and development, yield and quality, photosynthetic assimilation, and structure of Chieh-qua were affected by extraneous factors such as n, p, K nutrition and plant growth regulator.
营养和外源生长调节剂等外界环境因素对节瓜的生长发育、产量品质、光合同化及其解剖结构均有一定的影响。
On trend of development, network has become juveniles 'way of life and also one of the major factors affecting their growth.
从发展趋势上看，网络已成为青少年的生存方式和生活方式，已成为影响青少年成长最重要的因素之一。
Salinity is one of the main environmental factors affecting plant growth and development.
盐分是影响植物生长发育的重要环境因素之一。
Low temperature stress is one of the main environmental factors which limit plant growth, development and distribution.
低温胁迫是限制植物生长发育和分布的主要环境因子之一。
The factors affecting the growth of SRB and its harm to the development and production of oil field are discussed.
文章介绍了硫酸盐还原茵的生长影响因素、对油田开发及生产的危害。
This article reviews the current development and prospects for the expression of growth factors in the epiphyseal plate injury.
本文结合国内外最新研究成果对骺板损伤过程中多种生长因子表达规律进行综述。
Rhizosphere factors have great influences on the growth and development of the stolon and tuber of potato.
根际环境因子对马铃薯块茎生长发育具有重要影响。
The factors affecting fibrous roots size besides the planting vegetation, it has signal positive correlation to thickness of soil, thick soil is good to the growth and development of plant roots.
影响须根量的因素，除植被因素外，与土层厚变显著正相关，深厚土壤有利于植物根系的生长发育。
The aims of our researches are to elucidate the effects of environmental factors on plant growth and development, physiological and ecological processes from microcosmic to macrocosmic view point.
从微观到宏观等不同角度揭示环境因子对植物生长发育、生理以及生态学过程的影响。
The main factors which influence the growth and the development of Actinidia chinensis Planch are temperature, soil, moisture, wind and sunlight.
影响中华猕猴桃生产发育的主要因子是温度、土壤、湿度、风和光照。
The organism regulates its growth and development by sensing the variety of inside and outside factors.
生物体通过感受内部及外部各种因子的变化来调节自身的生长发育过程。
Objective: to observe the development of mesonephros and the expression of growth factors and their receptors in human embryo of 3th-8th weeks.
目的：观察第3 ~ 8周人胚中肾的发育和生长因子及其受体的表达。
It had been thought that salt and alkali, drought, and chillness were the three most serious abiotic stress factors that could restrict the growth, development and yield of crops for a long time.
长期以来，盐碱、干旱、寒冷是限制作物生长、发育和产量非常严重的三大非生物胁迫因素。
Soil Secondary Salinization is one of the major factors which are seriously affecting plant growth and development in greenhouse.
次生盐渍化是造成保护地土壤障碍的主要因素之一。
Heat shock stress is one of important abiotic factors, high temperature cause plants wilting, impact the development of embryo, and restrict the plant normal growth.
热激胁迫是一个非常重要的非生物胁迫因子，升高的温度会导致植株萎蔫，影响植物胚胎发育，制约植物的正常生长。
Sunsmile is mainly engaged in the gene engineering research and development applications of antimicrobial peptides and growth factors.
公司主要从事抗菌肽和生长因子等的基因工程研究与开发应用。
Sunsmile is mainly engaged in the gene engineering research and development applications of antimicrobial peptides and growth factors.
公司主要从事抗菌肽和生长因子等的基因工程研究与开发应用。
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