细胞分裂

染色质DNA在细胞分裂之前必须复制。

The DNA of chromatin must replicate before cell division .

X射线对根尖细胞分裂和分化的作用

Effects of X-irradiation on cell division and cell differentiation of root tips

那些细胞分裂，产生出许多不同种类的细胞。

Those cells divide and give many other different types of cells .

GA3能促进茶树腋芽内分生组织中的细胞分裂，引起芽的萌发。

GAs can promote cell division , accelerate germination .

AL和MDS外周血姐妹染色单体互换及细胞分裂周期动力学观察

Observation on sister chromatid exchange and cell cycle in Al and MDS

当宿主细胞分裂时，重组DNA分子的拷贝随之进入下一代细胞，同时也产生载体效应。

When the host cell divides , copies of the recombinant DNA molecule are passed to the progeny and further vector replication takes place .

Survivin在细胞分裂中的作用

The Fuction of Survivin in Cell Division

减数分裂是有性生殖物种世代交替的转折点；减数分裂不仅维持了基因组的稳定性，而且通过重组创造了遗传多样性。在减数分裂过程中，DNA复制一次后进行两次连续的细胞分裂。

Meiosis , an essential process in sexual life cycle , is necessary not only for the maintenance of genomic stability but also for the creation of genetic diversity .

结果表明，鳃、外套膜、上足触手3种组织注射PHA后，细胞分裂指数比没有注射PHA的对照组均有显著提高，其中以PHA2次注射为最高。

The results indicated that the cell mitotic index increased after injection of PHA .

研究结果表明：促进植物生长或细胞分裂的IAA、GA3、和KT都是大年竹株含量高，小年竹株含量低。

The results showed that growth-and-celldivision-promoting IAA , GA and KT in bamboos were high in on-years and low in off-years .

根据四种细胞分裂增殖情况绘制生长曲线，并利用Giemsa染色观察比较四种细胞形态差别。

After Giemsa staining , shapes of the four different cells were compared .

端粒酶位于端粒末端，作用是合成端粒DNA序列，以抵消或延缓端粒随细胞分裂的不断缩短。

Telomerase is at end of the telomere , it helps to keep the sequence of DNA , to offset or postpone the continuously shortening of the telomere while the cell division takes place .

Numb蛋白是神经发育中第一个被发现呈不对称分布的蛋白，是产生不对称细胞分裂的重要因素之一。

Intrinsic cell fate determinant Numb is the first protein found to be asymmetrically distributed during neural development .

除草剂APM对洋葱细胞分裂和微管功能的影响

The Effect of Phosphoric Amide Herbicide APM on Cell Division and Function of Microtubule in Allium Cepa

紫杉醇诱发ACC-2细胞分裂期阻滞和凋亡

Paclitaxel-induced arrest of cell mitosis and apoptosis in ACC-2 cells

TNP-470及地塞米松抑制内皮细胞分裂与增殖，FGF可逆转此抑制效应。

TNP-470 and Dex suppress proliferation and differentiation of EC but FGF may reverse such suppressive effect .

对14个功能涉及转录调控，细胞分裂，信号转导等差异表达基因的RT-PCR分析表明，有7个基因的差异表达模式与SSH结果一致。

Expression analysis of fourteen differential expressed genes which were functionally related to transcription regulation , cell division , and signal transduction etc were confirmed by RT-PCR analysis , among which seven genes showed the same expression patterns as SSH .

经MNNG（6.8μmol/L）处理后，细胞分裂减少，DNA合成速率下降，S期细胞的比例随处理时间的延长而增加。

The results show the cell division was partly inhibited and the rate of DNA synthesis in cells decreased after treatment of MNNG . The proportion of cells in S phase increased with increasing of exposure time to above control levels .

表达上调的基因主要包括肿瘤坏死因子配体和受体家族、半胱氨酸家族、Bcl-2家族、DNA损伤检测和P53途径和细胞分裂周期蛋白和激酶等；

The up-regulated genes mainly belonged to the tumor necrosis factor ( TNF ) ligand and receptor superfamily , Caspase family , Bcl-2 family , DNA damage checkpoint / P53 and ATM pathways , cell division cycle proteins and kinases , cyclin , cyclin - dependent kinases and inhibitors .

黄瓜果实成熟过程中GSH含量下降和ASC含量升高说明GSH是促使黄瓜果实形成过程中细胞分裂的重要因素，而ASC则促进后期果实发育过程中细胞膨大。

The decline in GSH content and increase in ASC content during fruit maturation suggest that GSH is important for cell division during the formation of cucumber fruits , whereas ASC is critical for cell expansion during their development and senescence .

随着细胞分裂端粒每次缩短30～200bp，当端粒缩短到某临界长度时，细胞则发生衰老或凋亡。

In human somatic cells , telomeres shorten by 30 to 200 bp with each cell division . When telomeres were shortened to some threshold value , cell senescence or apoptosis was triggered .

C-di-GMP是一种细菌中特有的新型第二信使分子，对于细菌的生物膜形成、细菌的抗药性及侵染能力、细胞分裂等有重要的调节作用。

C-di-GMP is an important second messenger in bacteria . It was demonstrated to play key roles in many biological processes in bacteria , such as biofilm formation , antibiotics resistance , virulence regulation , cell division and so on .

而辐照180s和300s的原生质体都未见细胞分裂.培养7~8周后，形成直径1~2mm的愈伤组织。固液双层培养优于液体浅层培养，其细胞置板率高且不易聚集。

The protoplasts irradiated for 180 s and 300 s did not divide . Nevertheless , these irradiated for 30s divided and developed into small calli . After 7 to 8 weeks , the small calli grew up to 1-2 mm in diameter .

用蛔虫卵细胞分裂期鉴别生活力的观察

Identification of vital capacity of Ascaris egg during its mitotic time

细胞分裂出现较多的无丝分裂。

During the callus formation many cells divided in amitosis .

细胞分裂指数及生长速度明显下降；

Obvious decrease of both the growth rate and cellular mitotic index .

苯基脲类衍生物的合成及其促细胞分裂活性

Synthesis and Promoting Cell Division Activity of Phenyl Urea Derivatives

提高马铃薯原生质体细胞分裂频率的研究

Studies on Improving the Cell Division Frequency of Potato Protoplasts

细胞分裂中中心体与染色体的仿真模型

A Simulation Model of Centrosome and Chromosome in Cell Division

结论电刺激可诱导裂缘纤维软骨细胞分裂增殖；

Conclusion Direct microcurrent stimulation can induce the cellular mitosis and proliferation .