尿囊素尿

The effects of different catalysts, mole ratio of glyoxalic acid and urea on yield of allantoin are investigated.

以乙二醛、硝酸、尿素为原料，通过二步合成得到尿囊素，主要考察了缩合反应中，使用不同催化剂催化缩合尿囊素的收率对比及影响因素。

Aqua, Aloe Barbadensis Leaf Juice(1), Helianthus Annuus Seed Oil(2), Glycerin, Glyceryl Stearate, Octyl Palmitate, Potassium Stearate, Panthenol (Vit. B5), Tocopherol Acetate, Tocopherol, Beta-Glucan, Arginine, Allantoin, Geranium Maculatum Oil, Citrus Grandis Peel Oil, Citrus Aurantium Dulcis Peel Oil, Cocos Nucifera Oil(3), Linum Usitatissimum Seed Oil(4), Barosma Betulina Leaf Oil, Cetyl Alcohol, Xanthan Gum, Algin, Benzyl Alcohol, Ethylhexylglycerin, Phenoxyethanol

成分：纯净水、库拉索芦荟汁、葵花籽油、天然植物甘油、硬脂酸甘油酯（乳化剂，含有钠与钾之脂肪酸，作为柔软、润滑效果）、棕榈酸盐、硬脂酸钾、维生素 B5、维生素 E 、燕麦酵素葡聚糖、精氨酸、尿囊素、天竺葵精油、葡萄柚精油、橙花精油、椰子油、亚麻籽油、南非香叶精华、棕榈醇、黄原胶、褐藻胶、苯甲醇、乙基己基甘油、苯氧乙醇。

The methods are accurate and quick, and can be used for the quality control of allantoin in Corn silk.

所建立的方法能准确、快速地进行定量检测，可作为玉米须中尿囊素的质量控制方法。

Comfrey - Comfrey contains allantoin, a cell proliferant, which stimulates new cell growth and increases cell production to support more rapid healing.

紫草含有尿囊素，一个细胞增生素，刺激新细胞的生长以及增强细胞活力，以支持更快速愈合。

Ingredients: hamamelis, placenta extract, collagen, amino acid moisturizing factor, glycerol, allantoin.

成份：金缕梅、胎盘素、胶原蛋白、氨基酸保湿剂、甘油、尿囊素。

It shows that the allantoin, which only takes little part in calves, was the main part (about73%~88%) in the cattle's urine, and the xanthine and hypoxanthine which are also take only much little part, can be neglected.

结果发现，试验牛尿中嘌呤衍生物中尿囊素大约为73%~88%，黄嘌呤和次黄嘌呤的含量很小，可以忽略不计，与以往对成年反刍动物的研究结果相似，与同个体犊牛期的研究结果相反。

The allantoin is one kind of new high quality cosmetics raw material, may directly or takes the upscale cosmetics chemical additive indirectly, like uses in daily necessities' and so on lipstick, opaline, facial cream, toothpaste, shampoo, scented soap chemical additives, the increase allantoin cosmetics has the Protective tissue, the water affinity, to absorb water and to prevent functions and so on moisture content sending out.

尿囊素是一种新型优质的化妆品原料，可以直接或间接地作为高档化妆品添加剂，如用于唇膏、发乳、面霜、牙膏、香波、香皂等日用品的添加剂，添加尿囊素的化妆品具有保护组织、亲水、吸水和防止水分散发等作用。

The distribution, properties,structure and regulation of plant allantoinase were reviewed in detail.

文摘：全面综述植物酰脲降解代谢酶的研究现况，概述植物尿囊素酶的分布、性质、结构，以及调节控制，并简介植物尿囊酸酰胺水解酶和脲基乙醇酸酰胺水解酶的研究近况，同时指出待研究的方向。

Production technology of synthesis of allantoin are reviewed, including glyoxal oxidation, electrochemical synthesis, calcium glyoxylate synthesis, dichloroacetic acid synthesis, ace-tochloral method, and oxidative decarboxylation.

评述了乙二醛氧化法、化学法、醛酸钙法、素三氯乙醛合成法、酸二氯乙酸法和尿酸氧化脱羧法等合成尿囊素的各种工艺。

OBJECTIVE To develop a method for the determination of allantion and lincomycin in Compound Lincomycin Hydrochloride Gel.

目的建立复方盐酸林可霉素凝胶中尿囊素和林可霉素的的含量测定方法。

The absorption and distribution of chromium were studied in ryeusing nutrient culture technique and pot experiment.

采用不同浓度K2CrO4(0，0.4，0.8和1.2 mmol/L)的Hoagland营养液处理黑麦幼苗，测定铬在黑麦体内的亚细胞分布、铬化学形态及不同部位的积累。

By analyzing theory foundation of mathematical morphology in the digital image processing, researching morphology arithmetic of the binary Image, discussing two basic forms for the least structure element: dilation and erosion.

通过分析数学形态学在图像中的理论基础，研究二值图像的形态分析算法，探讨最小结构元素的两种基本形态：膨胀和腐蚀；分析了数学形态学复杂算法的基本原理，把数学形态学的部分并行处理理念引入到家实际应用中。