beta-carotene

noun

1. * β–胡萝卜素
   a substance found in carrots and other plants, which is needed by humans

1. Beets are also a good source of folate, which guards against birth defects, colon cancer and osteoporosis, and are high in fiber and beta-carotene.
   甜菜也含有大量叶酸，它能预防胎儿畸形、结肠癌、骨质疏松，且含有高纤维及β-胡萝卜素。
2. They combined white rice with plant compounds that the body can change into vitamin A.The rice contains beta-carotene and other carotenoids.
   他们把白米与能被人体转化为维生素A的植物化合物组合起来。
3. They contain 11 times more beta-carotene than green bell peppers, and while the green variety delivers 60 percent of the recommended daily value of vitamin C, red gives you 240 percent.
   它们比绿灯笼椒含有11倍更多的β-胡萝卜素。此外，绿灯笼椒能提供你每日所需维C的60%，而红灯笼椒能给你240%。
4. Orange-red vegetables are full of beta-carotene.
   橙色-红色的蔬菜富含胡萝卜素。
5. Spinach: This nutrient-dense leafy green is a great source of beta-carotene and lutein, which protects the eyes.
   菠菜：这种营养丰富的绿叶是β胡萝卜素和叶黄素的巨大来源，它可以保护眼睛。
6. Active components: Vitamin A, beta-carotene
   有效成分：维生素A、胡萝卜素
7. They say that although carrots are rich in beta-carotene-a building block of flu-fighting vitamin A-sweet potatoes contain nearly twice as much.
   专家们还说，虽然胡萝卜富含胡萝卜素抗流感的维他命A的构成元素之一红薯中的胡萝卜素含量约是它的两倍。
8. A hypothesis was thus born: antioxidants, including Vitamins C and E, beta-carotene and polyphenols, are a weapon against free-radical damage.
   于是一项猜想就此诞生了：包括维生素C、E，β-胡萝卜素和多酚在内的抗氧化物是对抗自由基损害的有利武器。
9. Previous studies have found that both folate and beta-carotene are brain boosters, but this study is the first to evaluate the benefits vitamin K has on the brain.
   之前的研究发现叶酸和-葫萝卜素都是大脑助推器，但是这项研究是第一次评估出维他命K对大脑的益处。
10. Dr. Chew said the AREDS study researchers recommend replacing the beta-carotene in supplements with lutein and zeaxanthin.
    周博士说，年龄相关性眼病研究的工作人员建议用叶黄素和玉米黄质来替代补充配方中的β-胡萝卜素。
11. Like carrots, sweet potatoes have the antioxidant beta-carotene, which mops up damaging free radicals.
    红薯与萝卜一样，含有大量的抗氧化剂，贝塔胡萝卜素。这种抗氧化剂成分能破话自由基。
12. We have the development right now in Africa of orange flesh sweet potato which is rich in beta-carotene and therefore important for nutrition.
    我们在非洲开发出了内部是橘红色的甘薯，它富含贝塔胡萝卜素，因此对于营养很重要。
13. The edible microencapsulation material can be used to protect beta-carotene and fish oils, and may also be used to preserve flax seed oil for the health food industry.
    这种可食用的微型胶囊原料可以用来保护胡萝卜素和鱼油，还可以用来保持亚麻籽油，用于健康食品行业。
14. But it was also possible that antioxidant vitamins like C, E, and beta-carotene could prevent heart disease by reducing the buildup of artery-clogging plaque.
    但是也可能是抗氧化维生素如维生素C、E、β胡萝卜素能通过减少动脉血栓的形成从而减少心脏病的发生。
15. Effects of beta-carotene on intestine mucosa barrier function in rats damaged by X-ray
    β-胡萝卜素对急性放射损伤大鼠小肠黏膜结构和屏障功能的影响
16. 'Golden Rice', rich in beta-carotene, has met with anti-GM, political and technological obstacles and has yet to be widely introduced in developing countries.
    富含贝塔胡萝卜素的“金大米”已经遇到了反转基因、政治和技术的障碍，而且尚未在发展中国家全面推广。
17. The study also scrutinized eight beta-carotene studies and determined that, rather than prevent heart disease, those supplements produced a slight increase in the risk of death.
    还有另外八个关于β胡萝卜素的研究表明，与其说预防了心脏病，不如说这反而轻微增加了死亡概率。
18. Orange sweet potatoes contain high levels of beta-carotene, which the body changes into vitamin A.
    橙色甜土豆含有丰富的β-葫萝卜素，人体自身可将其转换为维生素A。
19. The body converts beta-carotene to vitamin A, a deficiency in which is a leading cause of blindness in children.
    人体能把贝塔胡萝卜素转化维生素A。缺乏维生素A能导致儿童失明。
20. Vitamins A, C, E and some of the B vitamins, beta-carotene, selenium and some key enzymes in your body are all antioxidants.
    维生素a、C、E以及一些b族维生素、－萝卜素、和人体中一些主要的酶都是抗氧化剂。
21. Genetically engineering rice to produce provitamin A ( beta-carotene) has received a lot of attention as a way to tackle this widespread nutritional deficiency.
    转基因处理的水稻能产生维生素原A（β-胡萝卜素），作为一种对付广为流行的营养缺乏的方法，它得到了很多关注。
22. Converts to beta-carotene, which is needed to maintain eye health.
    能转化成乙种胡萝卜素，维持眼睛健康。
23. Earlier this year, scientists there announced that they had discovered a natural variety of pearl millet containing high levels of beta-carotene ( which they named'golden millet ').
    今年早些时候，科学家们宣布他们已经发现了一种御谷（pearlmillet）的天然种类，含有高量的β-胡萝卜素，他们把这种谷子命名为“金谷”。
24. Beta-carotene, taken in high doses, has even been shown to promote lung cancers in heavy smokers.
    服用大量胡萝卜素甚至已经显示可增加大量吸烟者肺癌的危险。
25. We have global development of golden rice [ genetically modified rice rich in beta-carotene].
    我们拥有全球开发的金大米[富含贝塔胡萝卜素的转基因大米]。
26. Now, other researchers report similar results in women at high risk of heart disease who took vitamin C, vitamin E, and beta-carotene supplements.
    现在，其他研究人员报告了心脏病高危女性服用维生素C、维生素E及β胡萝卜素补充剂的类似结果。
27. Eclectus parrots thrive on diets rich in beta-carotene and vegetable protein and need a high dose of vitamin A, derived from whole-natural foods.
    折衷鹦鹉需要大量来自天然食品的维他命A、糊萝卜素和植物蛋白。
28. NEW YORK ( Reuters Health)-People seeking to improve their health with vitamin supplements may want to think twice before popping pills containing vitamin A, vitamin E, and beta-carotene.
    纽约路透社报道――想通过补充维生素而提高健康的人，在取出包含维生素A、维生素E及β-胡萝卜素的片剂前应该三思而后行。
29. IRRI has subsequently transformed several high yielding indica varieties with genes that enable biosynthesis of beta-carotene.
    国际水稻研究所随后利用能合成β-胡萝卜素的基因转化出几个高产的籼稻品种。

noun

1. an isomer of carotene that is found in dark green and dark yellow fruits and vegetables