类胡萝卜素

类胡萝卜素参与水稻抗氧化胁迫的研究进展

Carotenoid Antioxidant Coercion to Participate in Rice Research

光合细菌R1发酵产类胡萝卜素的研究

Studies on Carotenoid Production with Fermentation Process by Photosynthetic Bacteria R_1

果核呈黄色、橙色的水果，比如桃子，富含能被我们转化成维生素A的类胡萝卜素，那是一种抗氧化剂。

The yellow and orange stone fruits such as peaches are high in the carotenoids we turn into vitamin A and which are antioxidants ．

花椰菜中富含维生素C、类胡萝卜素、叶酸。

It has lots of vitamin C , carotenoids , vitamin K and folic acid .

叶绿素a、b和类胡萝卜素含量随着叶龄的增加而增加，但前10天增长快，以后缓慢，而且叶绿素a增长更快。

The content of chlorophyll a , b and carotenoid increased with the age up .

番茄和胡萝卜中类胡萝卜素的C（30）与C（18）HPLC分离

C_ ( 30 ) and C_ ( 18 ) HPLC Separation of Carotenoids from Plant Foods

叶片中叶绿素a、叶绿素b和类胡萝卜素含量的计算公式。

The computing formulae of the contents of chi . a , chl . b and carotenoid in leaf .

非酶促系统包括抗坏血酸（Vc）、谷胱甘肽、维生素E、类胡萝卜素等。

Non-enzymatic system includes vitamin C , glutathione , vitamin E , carotenoid and so on .

类胡萝卜素亦采用线性梯度洗脱，以乙酸乙酯作为A相，B相为乙腈-水（体积比9∶1）。保留时间、相对保留时间、光谱法、加标定性，内标法定量。

Carotenoids were separated by linear gradient elution using ethyl acetate and water-acetonitrile ( 1:9 , V / V ) as mobile phase .

类胡萝卜素对乳腺癌细胞株MCF-7细胞DNA的损伤作用的影响

The effect of carotenoid on DNA damage of breast cancer cell MCF - 7

目的：β-胡萝卜素（β-Carotene，βC）是类胡萝卜素的一种，广泛存在于黄绿色蔬菜与水果中，作为一种生物抗氧化剂，其防癌、抗癌功效得到广泛关注。

OBJECTIVE : - carotene ( C ) is one kind of carotenoids and widely present in food supply such as fruit and vegetable .

可滴定酸、总糖、维生素C和类胡萝卜素含量均在果实接近成熟期迅速变化。

At the end of fruit development , the contents of titratable acids , total sugars , vitamin C and carotenoids all changed notably .

贮藏过程中花蕾的C值和H值增加，叶绿素a与叶绿素b含量下降，类胡萝卜素含量增加，花蕾的失重率和乙烯释放量增加，维生素C含量迅速减少。

Contents of chlorophyll a and chlorophyll b decreased , while content of carotenoid , ethylene release and weight loss increased during storage .

抗氧化剂如维生素C和维生素E，类胡萝卜素和黄酮类化合物能抑制氧化应激和炎症。

Antioxidants such as vitamins C and E , carotenoids and flavonoids can inhibit oxidative stress and inflammation by scavenging the free radicals .

叶绿体超显微结构变化与叶绿素、SOD、类胡萝卜素含量变化趋势相一致。

The change of chloroplast ultrastructure was correspondent with that of chlorophyll , SOD and carotinoid content .

转色前用ABA处理后加速果皮叶绿素的降解，但抑制果皮类胡萝卜素的积累；

ABA treatment accelerated chlorophyll degradation and inhibited carotenoid accumulation ;

叶绿素含量测定表明，叶绿素a、b、总叶绿素及类胡萝卜素的含量在各品系丹参中相对大小基本一致。

The determination of chlorophyll content showed that chlorophyll a , b , total chlorophyll and carotenoid content in all varieties were nearly same in quantity .

土壤干旱对老叶中的叶绿素a和叶绿素b的比率以及类胡萝卜素和叶绿素的比率的影响大于幼叶和成熟叶的。

Soil drying had more effect on the ratios of chla / b and carotenoids / chls in old leaves than in young and mature leaves .

不同铅浓度污染下晚松叶绿素a、叶绿素b、类胡萝卜素含量间差异极显著，Pb浓度比污染胁迫时间对叶绿素含量的影响更大；

The chlorophyll a content , chlorophyll b content and carotenoid content of Pinus rigida leaves differed extremely in different Pb treatments .

类胡萝卜素产生菌C（r-1）细胞中类胡萝卜素色素的研究

A study on carotenoid pigment in carotenoid producing bacterial cell Cr-1

采后ABA、GA3对芒果细胞壁降解酶、类胡萝卜素含量的作用

Effects of Exogenous ABA , GA_3 and Cell-wall-degrading Enzyme Activity , Carotenoid Content in Ripening Mango Fruit

臭氧对青菜中3种有机磷农药去除效果及Vc和类胡萝卜素含量的影响

Removal of 3 organophosphate insecticide residues with ozone and its influence on the content of Vc and carotenoid in vegetables

脂溶性化合物像维生素A，D，E和K，以及被称为抗氧化的类胡萝卜素的化合物是不太可能溶解在水中。

Fat-soluble compounds like vitamins A , D , E and K and the antioxidant compounds called are less likely to leach out in water .

采用高效液相色谱二极管阵列检测器联用仪（HPLCDAD）对中药枸杞的甜菜碱、类胡萝卜素提取液进行了指纹图谱研究。

The fingerprint of betaine and carotenoids extract of Fructus Lycii was studied using high performance liquid chromatography-diode array detector ( HPLC-DAD ) .

根域体积的限制降低了黄瓜叶片叶绿素a、叶绿素（a+b）和类胡萝卜素的含量，对叶绿素b含量影响较小。

Chlorophyll a , chlorophyll ( a + b ) and carotene content of cucumber leaves decreased due to rooting-zone volume restriction , but chlorophyll b content had a little influence .

转反义ACS基因番茄果实在成熟过程中类胡萝卜素的变化研究

Studies on the Changes of Carotenoids during Ripening Stages of Antisense ACS Transgenic Tomato Fruit

FTIR分析结果表明，超声作用没有改变玉米类胡萝卜素的结构。

The final results obtained by FTIR reveal that ultrasonic has no effect on the chemical structure of corn carotenoids .

家蚕cbp基因的表达与幼虫体内类胡萝卜素的水平相关

Correlation of cbp Gene Expression in Silkworm with Carotenoid Level in Larvae

转色前用GA3处理后延缓果皮叶绿素的降解，并同样抑制果皮类胡萝卜素的积累，严重阻碍了果皮类胡萝卜素的合成。

GA3 treatment delayed chlorophyll degradation and inhibited carotenoid accumulation and biosynthesis seriously .

虾青素（astaxanthin），是一种生理功能极强的脂溶性天然类胡萝卜素。

Astaxanthin is a natural lipid soluble carotenoid of powerful physiological functions .