类胡萝卜素

The effect of carotenoid on the bcl-2 gene expression of breast cancer cell lines MCF-7 cell was determined by the method of RT-PCR.

采用RT-PCR方法检测类胡萝卜素对MCF-7细胞株的Bcl-2基因表达的影响，均呈不同程度的下调。

Lutein is an important carotenoid present in the macula or central area of the retina.

叶黄素是一个重要的类胡萝卜素存在于黄斑部或中部地区的视网膜。

A carotenoid called lycopene, which tomatoes contain in abundance, appeared to be responsible.

这跟番茄中富含的一种叫做番茄红素的类胡萝卜素看起来有很大关系。

ResultThe contents of chlorophyll a and b and carotenoid in leaves of the same plant among different treatments had no significant difference.

结果同一种植物不同处理的叶片叶绿素a、b和类胡萝卜素的含量均无明显差异。

This notion has been reinforced by the observation of both beneficial and detrimental effects of carotenoid metabolites in cancer prevention.

这一概念已经被类胡萝卜素代谢物在癌症预防上的利弊两方面效果的观察所印证。

Cu stress had no significant effect on carotenoid content.

Cu胁迫对类胡萝卜素含量无显著影响。

Content of chlorophyllb and carotin was low in different culture condition and they had prominent effect in illumination hour.

叶绿素b和类胡萝卜素含量不同培养条件下含量都相对较低，且受光照时间的显著影响。

The systematical studies were performed on extraction conditions of carotinoid s from Lycium Barbarum.

对枸杞中类胡萝卜素的提取条件进行了系统的研究。

In a 5-liter scale batch bioreactor,the fermentation kinetics of carotinoid production with Rhodotrula was studied.

在5L发酵罐中，对酵母发酵生产类胡萝卜素的动力学特性进行了研究，得到了菌体生长、基质消耗和产物合成动力学模型。

And value of cha b/ carotinoid and cha b/ flower pigment is increased, thecolor of the leaf is went to green.

而遮荫与干旱胁迫相反，遮荫使长李15号和紫叶李叶绿素a、叶绿素b、类胡萝卜素和总叶绿素含量增加，这是使植株更好的适应弱光的一种反应。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。