查询词典 senescence

The effect of Zn and B nutrient on carbon and nitrogen metabolism, polyamines, hormone and senescence in leaves of balsam pear was discussed.

文后讨论了锌硼营养对苦瓜碳氮代谢；多胺、内源激素代谢以及叶片老化的影响机理。

Senescence is believed to be the result of a biochemical deregulation that is a natural component of life.

衰老被认为是导致生化放松管制，这是自然的组成部分的生活。

It suggested that the senescence and browning was closely related to the metabolism of active oxygen and phenolics.

这表明果实衰老褐变与活性氧和酚类物质的代谢密切相关。

The effect of calcium nitrate on relative physiological parameters of muskmelon softness was studied. The regulation measures of prolong fruit shelf-life were explored to provide theoretical basis for calcium use to prolong the optimal edible phase and shelf-life, and to learn the mechanism of calcium delaying the process of ripening and senescence.

研究硝酸钙对网纹甜瓜果实软化及其相关生理因素的影响，探讨延长网纹甜瓜货架期的调控措施，为生产上利用钙来延长网纹甜瓜的最佳食用期和货架寿命提供理论依据，并为进一步探明钙减缓果实成熟衰老的机制奠定基础。

BACKGROUND: There is a close correlation between telomere length and cell senescence, immortalization or canceration.

背景：端粒的长度与细胞老化、永生化、癌变有密切的关系。

In the course of chondrocyte's cataplasia and senescence, factors controlling cell life cycle and cell growth changes as follow: p16↑－pRb↑－E2F↓－CyclinD↑－CDK4↓－telemorase↓.

在软骨细胞退变老化过程中，调控细胞周期和生长的因子表达出现如下变化： p16↑－ pRb↑－ E2F↓－ CyclinD↑－ CDK4.5。

In the corse of chondrocyte's cataplasia and senescence, the factors which controlling cell life cycle and cell growth changes as follow:↑－pRb↑－E2F↓－CyclinD↑－CDK4↓－telemorase↓.

在软骨细胞退变老化过程中，老化相关调控因子出现如下变化：p16↑－pRb↑－E2F↓－CyclinD↑－CDK4↓－端粒酶↓。5。

The chondrocytes of different generation were observed with light-microscope and transmission electron microscope for cellular growth and ultromicrostructure, with the method of MTT assay for grow curve and proliferation, with alcian blue test for GAG of ECM, with immuocytochemistry and RT-PCR (reverse transcript -polymerase chain reaction)for type Ⅱcollagen, with flow cytometry for cell life cycle ,histochemistry for S-A-β-galand so on by which to identify cataplasia and senescence of chondrocytes cultured in vitro.

对软骨细胞退变老化进行观察，采用相差显微镜观察其生长情况，透射电镜观察细胞结构，阿力新蓝染色检测胞外基质硫酸GAG含量和结构，免疫细胞化学法和RT-PCR方法检测Ⅱ型胶原鉴定软骨细胞，以MTT比色法描绘生长曲线、检测生长状态，组化法检测老化相关β-半乳糖苷酶，流式细胞仪分析细胞周期和增殖指数。3。

The third passage chondrocytes were divided into blank group, different desity PAP groups, different desity glucosaminsalfate groups which were passaged to 4th generation and contrast to the 2nd passage group. The chondrocytes of different groups were detected with the method of histochemistry for S-A-β-gal,and with alcian blue test for the content and constructure of GAG of ECM, immuocytochemistry for type Ⅱcollagen and PCNA, MTT assay for proliferation, RT-PCR for type Ⅱcollagen and Aggrecan, flow cytometry for cell life cycle and proliferation index,by which to observe PAP's function regarding to the appearance and functional status in the process of chondrocyte's cataplasia and senescence.

将P3软骨细胞分为空白对照组、鹿茸多肽不同浓度组、硫酸氨基葡萄糖不同浓度组进行传代培养，同时以P2代软骨细胞为对照组，进行组化检测老化相关β-半乳糖苷酶，阿力新蓝染色检测胞外基质硫酸GAG含量和结构，MTT比色检测增殖，免疫细胞化检测PCNA和Ⅱ型胶原，RT-PCR检测Ⅱ型胶原、Aggrecan蛋白，流式细胞仪分析细胞周期和增殖指数等方法，对鹿茸多肽抗软骨细胞退变老化进行分子生物学研究。4。

The 3rdpassage chondrocytes were divided into blank group, different concentration PAP groups,different concentration glucosaminsalfate groups and were sequently passaged to 4thgeneration. The 2nd passage chondrocytes was contrasted as young cells group. Thechondrocytes of different groups were detected with the methods of histochemistry forS-A-β-gal, and with alcian blue test for the content and constructure of GAG of ECM,immuocytochemistry for typeⅡcollagen and PCNA, MTT assay for proliferation, RT-PCRfor typeⅡcollagen and Aggrecan, flow cytometry for cell life cycle and proliferationindex,by which to observe PAP"s function regarding to the appearance and functional status inthe process of chondrocyte"s cataplasia and senescence.

将P3软骨细胞分为空白对照组、鹿茸多肽不同浓度组、硫酸氨基葡萄糖不同浓度组进行传代培养，同时以P2代软骨细胞为对照组，进行组化检测老化相关β-半乳糖苷酶，阿力新蓝染色检测胞外基质硫酸GAG含量和结构，MTT比色检测增殖，免疫细胞化检测PCNA和Ⅱ型胶原，RT-PCR检测Ⅱ型胶原、Aggrecan蛋白，流式细胞仪分析细胞周期和增殖指数等方法，对鹿茸多肽抗软骨细胞退变老化进行分子生物学研究。4。

With Death guitarist Schuldiner adopting vocal duties, the band made a major impact on the scene.

随着死亡的吉他手Schuldiner接受主唱的职务，乐队在现实中树立了重要的影响。

But he could still end up breakfasting on Swiss-government issue muesli because all six are accused of nicking around 45 million pounds they should have paid to FIFA.

不过他最后仍有可能沦为瑞士政府&议事餐桌&上的一道早餐，因为这所有六个人都被指控把本应支付给国际足联的大约4500万英镑骗了个精光。