类胡萝卜素

The extraction of carotene from maize yellow powder , a by-product in a maize starch plant, was studied.

研究了以玉米淀粉厂副产品玉米黄粉为原料，提取类胡萝卜素的最佳工艺条件。

Finally, the effects of carotenoids in nacres or pearls on their commercial value, and the formation mechanism of nacres are discussed preliminarily in terms of the previous works and the results done in this paper.

最后在总结前人及本文工作资料的基础上，对珍珠及珍珠层中类胡萝卜素的存在对珍珠价值和质量的影响及珍珠层的形成过程两个问题进行了初步探讨。

By crippling production of the carotenoid, the compound strips Staph of one of its key defenses.

通过减少类胡萝卜素的产生，这种化合物就削弱了对于金黄色葡萄球菌来说十分关键的抵抗力。

Taking four-year old Rh. tanguticum Maxim. ex Balf and Rh. Palmtum Linn in the same habitat as the research materials, the contents of chlorophyll, carotenoid and UV-absorbing substances in rhubarb leaves were detected. Physiological adaptation characters of two rhubarbs under plateau intensive ultraviolet radiation were studied.

方法］以栽培于同一生境下的4年生唐古特大黄与药用大黄为研究对象，测定2种大黄叶片中的叶绿素、类胡萝卜素及紫外吸收物质的含量，研究了在高原强紫外线辐射下2种大黄的生理适应性。

For example, lycopene—the carotenoid that gives tomatoes their red hue—has been associated with a lower risk for prostate cancer, causing many supplement makers to rush to market pills bearing this healthy stuff.

例如，番茄红素，即让番茄红彤彤的类胡萝卜素，已被用作降低前列腺癌的风险，这让很多保健品生产者趋之若骛，将此保健物带入市场交易。

At last we obtained obvious resonance Raman spectrum of carotenoid in human skin after the fluorescence background has been fitted and subtracted from the original spectra.

利用拟合差分算法有效去除了荧光背景噪声，获得了明显的人体皮肤中类胡萝卜素的拉曼光谱。

It is part of the chemical family called carotenoids.

这是属于化学家庭称为类胡萝卜素。

The results are helpful to evaluate the role of carotenoids in cancer disease prevention.

研究结果对类胡萝卜素在医学干预上的应用有指导借鉴作用。

The application of carotenoids in the aquatic animal culture.

类胡萝卜素在水产动物养殖业上的应用。

On the one hand,these carotenoids are known as powerful biological antioxidants.

一方面，这些被称为类胡萝卜素的生物功能强大的抗氧化剂。

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。