While studying the genetic makeup of corn, a new class of mutant genes was discovered by Barbara McClintock, a discovery which led to greater understanding of cell differentiation.
在研究玉米的基因构成时，芭芭拉·麦克林托克发现了一种新的突变基因，这一发现使人们对细胞分化有了更深入的了解。
The essence of animal cloning is an adverse process of cell differentiation.
克隆动物的实质是细胞分化过程的逆转。
The critical phase of cell differentiation occurs when the death programme is being run.
细胞分化的临界期就处于死亡程序执行中的某个阶段。
Excessive zinc could significantly induce cytotoxicity and inhibit cell differentiation.
缺锌及过量锌均可抑制细胞的分化并产生毒性作用。
The somatic recombination of DNA nucleoside sequences may be one link in the cell differentiation.
DNA碱基序列重组作为决定细胞分化的一个环节是可能的。
OBJECTIVE To study the effect of serum of acupuncture animals on inner ear stem cell differentiation.
目的针刺动物血清对体外培养内耳干细胞生长分化的影响。
Histological analysis showed active bone cell differentiation proliferation increased bone trabecula.
组织学分析显示：骨组织呈活跃增殖分化相，骨小梁增加，骨基质深染。
METHODS: MTT assay to test cytotoxicity; cell staining and NBT reduction to test cell differentiation.
方法：MTT法测定细胞增殖，细胞染色和NBT还原试验测定细胞分化。
Conclusion: Schwann's cell differentiation occurs in myoepithelial cells of adenoid cystic carcinomas.
结论：发生神经膜细胞分化的腺样囊性癌细胞是其中的肌上皮成分。
Pathologically, degree of cell differentiation and the structural pattern of the tumor were identified.
病理分析包括癌细胞分化程度、癌组织结构类型。
Histological analysis showed active bone cell differentiation, proliferation, increased bone trabecula.
组织学分析显示：骨组织呈活跃增殖分化相，骨小梁增加，骨基质深染。
Also the relationships of cell differentiation and cytoskeletal structure and gene expression were discussed.
本文还讨论了细胞分化与细胞骨架及基因表达的关系。
Both were increased with the increase of pathological grade and DE - creased with degree of cancer cell differentiation.
不同病理组织学分级的膀胱癌细胞内角蛋白含量的差异，可作为癌细胞分化程度的一项指标。
Retinoic acid is essential in cell differentiation? The function that determines what type of cell forms and how long it lives.
维甲酸对于细胞分化是必需的，细胞分化具有决定细胞类型和其存活时间的功能。
The author reviewed their chemical compositions, properties, origins, metabolisms and certain roles in plant cell differentiation.
本文就其化学组成、特性、合成、代谢和其在植物细胞分化中的某些作用的研究进展作了介绍。
OBJECTIVE: To observe the dynamic expression of E-cadherin in embryonic stem cell differentiation and the effect on cell adhesion.
目的：观察上皮型钙粘蛋白在小鼠胚胎干细胞体外分化过程中的动态表达，及其与细胞间黏附状态的关系。
They could also use recombinant DNA to study cell differentiation and development, including such cellular abnormalities as cancer.
他们还可能利用重组合DNA来研究细胞分化和发育，包括像癌症这样的组胞变态。
Objective:To study the relationship between T staging, length(L) of tumor, cell differentiation(D) and regional lymph nodes metastasis.
目的：探讨胸段食管癌的T分期、细胞分化程度及肿瘤长度与区域淋巴结转移的关系。
Methods:Primary newborn bovine RPE cells were cultured in vitro and immunocytochemical staining were performed for cell differentiation.
方法：采用新生牛RPE细胞培养，并行免疫组化鉴定。
Embryo bisection is a powerful means in the study of cell differentiation, early embryonic development and the totipotency of embryo cell.
胚胎分割是研究细胞分化、早期胚胎发育、胚胎细胞全能性的有力手段。
The murine erythroleukemia cells (MEL), which are used as model for study of induction of cell differentiation, were cultured in T-871 medium.
作为研究分化模型的小鼠红白血病细胞(MEL)培养于T- 871培养基中。
Two or three nuclei, and even nucleus chain were observed in some of the cells after confluence, showing a trend of muscle cell differentiation.
细胞汇合后少部分细胞出现双核或三核，甚至出现核链，显示肌细胞分化倾向。
In addition, we tested the effect of vessel endothelial growth factor (VEGF) and passage on cell differentiation, expansion kinetics and apoptosis.
另外研究血管内皮生长因子(VEGF)和传代培养对细胞分化、扩增动力学和细胞凋亡的影响。
If we better understand the origin of fat cell differentiation, growth, and accumulation, we can better treat obesity and its constellation of complications.
如果我们更好地了解脂肪细胞分化、生长和积累的原因，我们就可以更好地治疗肥胖及由其引起的并发症。
It is becoming a useful tool for studying cell differentiation, the mechanism of development, gene function, medicine selection, cell therapy and so on.
胚胎干细胞的发现为研究细胞分化，动物和人发育机制，阐明基因功能，筛选药物，细胞治疗疑难杂症等开辟了广阔的空间。
Oligodendrocyte precursor cell differentiation medium is a complete medium designed for the differentiation of oligodendrocyte precursor cells in vitro.
少突胶质前体细胞培养基是专门为少突胶质前体细胞体外分化设计的最适宜的培养基。
It opens up a lot of new areas, because we can see how these proteins control virtually every other molecule known to regulate skin cell differentiation.
它开辟了一个很多新的领域，因为我们可以看到这些蛋白是如何事实上控制几乎所有其他能够调节皮肤细胞分化的分子。
To study the cell differentiation and differentiating markers in ameloblastoma and this may be helpful in histological diagnosis and prognostic prediction.
研究成釉细胞瘤细胞的分化状态，寻找特异性的分子标记物，为成釉细胞瘤的鉴别诊断及预后的判断奠定基础。
To study the cell differentiation and differentiating markers in ameloblastoma and this may be helpful in histological diagnosis and prognostic prediction.
研究成釉细胞瘤细胞的分化状态，寻找特异性的分子标记物，为成釉细胞瘤的鉴别诊断及预后的判断奠定基础。
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