A HPLC method for determination of β-carotene in fortified milkpowder was reported.
对最佳皂化用碱量、皂化时间、α、β-胡罗卜素及β-胡罗卜素异构体分离条件进行了探索。
Pathological changes of colon epithelial tissues were induced so that there were significant differences in the averaged values of the Kubelka-Munk function f(r∞) and logarithmic Kubelka-Munk function log[f(r∞)] of the β-carotene absorption bands at 480 nm between normal and adenomatous colon epithelial tissues,and the differences were 41.
结肠上皮组织的癌变导致其上皮组织在β-胡罗卜素吸收带(480 nm处)的Kubelka-Munk光谱函数f(r∞)及其对数log[f(r∞)]的平均值在480 nm处也都有非常显著性的差异,其差异分别为41。
Effects of low temperature stress on lipid peroxidation, membrane and chlorophyll stability, and catalase (CAT) activity and carotenoid content were evaluated under laboratory freezing tests (3℃, -2℃ and -10℃ for 0.
5、3、6、9、1 2 h)扁桃离体叶片中 MDA含量、CAT活性和类胡罗卜素含量以及反映组织受伤害程度的膜透性变化和叶绿素降解间的关系 ,以探明膜脂过氧化在扁桃叶片低温伤害中的作用。
The carotenoid and noncarotenoid pigments (aborption maximum around 472nm and 355nm respectively) werefound from the crude pigment extracts of FC10 strain.
橙色粘球菌产生吸收峰分别在４７２ｎｍ和３５５ｎｍ的类胡罗卜素和非类胡罗卜素两类色素。
The selection and process of different time and intensity of carrot seeds in high voltage static electricity field can be conducted.
利用高压静电场对胡萝卜种子进行筛选,并通过均匀设计安排试验,进行不同时间和电场强度的高压静电场处理,对胡萝卜种子的发芽势、发芽率、根长、苗高及鲜质重等指标进行测定,并对结果进行了回归分析和讨论,找出处理时间和电场强度的较佳取值组合。
Study of beta carotene supplements in smokers shows no benefit and possible increased risk of lung cancer.
吸烟者补充β胡罗卜素的研究证实无益处并可能增加肺癌的风险.
Of or relating to such a pigment.
类胡萝卜素的，与类胡萝卜素有关的
Orange carrots contain carotene,
橙色胡萝卜含有丰富的胡萝卜素，
provitamin A carotenoid
原维生素Ａ类胡萝卜素
The carrots contain anthocyanin,
这种胡萝卜含花青素，
excess carotene in the blood stream; can cause the skin to turn a pale yellow-red color.
血流肿胡萝卜素过多。
Relationship between carotenoid/β-carotene and exercise performance;
类胡萝卜素/β-胡萝卜素与运动能力的关系
Deternimation of the Content ofβ- Carotene Microcapsulae;
测定β-胡萝卜素微囊剂中β-胡萝卜素的含量
I scrub off a carrot and chop it into bite-size pieces. I thrust the knife into the carrot with more force than is necessary. A slice falls onto the floor.
我洗干净一个胡罗卜，把它切成小块。我象撒气似的用力把刀刺进胡罗卜。有一片罗卜掉到了地上。
Any of a class of yellow to red pigments, including the carotenes and the xanthophylls.
类胡萝卜素一类黄色至红色的色素，包括胡萝卜素和叶黄素
Other proof of the plasticity of carrot was also forthcoming.
胡罗卜可塑性的其他证明也垂手可得。
By this means it was possible to recapitulate the life cycle of a carrote plant.
这个方法能重演胡罗卜的生活史。
There are over 600 known carotenoids; they are split into two classes, xanthophylls and carotenes.
有超过600种已知的类胡萝卜素，可以分为两类：叶黄素和胡萝卜素。
Lutein and zeaxanthin are both dihydroxy-carotenoids with the ionone ring systems distributed widely in nature.
叶黄素和玉米黄质是含紫罗酮环的二羟基类胡萝卜素,在自然界广泛存在。
One of the isomeric forms of carotene that is widely distributed in nature.
β－胡萝卜素胡萝卜素的异构体之一，广泛存于自然界中
Beta carotene is only one of more than 500 members of the carotenoid family.
β－胡萝卜素在500多个成员的类胡萝卜素属中，只是其中一员。
Preparation of Vitamin E and β-carotene Micro-emulsion;
维生素E和β-胡萝卜素微乳液的制备
For long-term tissue cultures of domestic carrot the only requirement for adventive embryogeny was addition of an auxin.
栽培的胡罗卜进行长期组织培养时，对不定胚发生的唯一要求是加进植物生长素。