catechin

catechin

1. Keywords Wanying Troche（万应锭）;Catechin;Epicatechin;HPLC;

万应锭;儿茶素;表儿茶素;HPLC;

2. Quantitative Determination of Catechin in Bowl Tea by Three-wavelength Spectrophotometry

三波长分光光度法测定沱茶中茶多酚的含量

3. Effect of catechin administration methods upon serum lipid levels in mice

不同剂型儿茶素对小鼠血清脂质水平的影响

4. Studies on the Components of Catechin in Green Tea Treated by Different De-enzyming Processes

不同工艺杀青对绿茶中儿茶素组分含量影响的研究

5. 8.CY+ microencapsulated catechin high dosage group, middle dosage group could significantly intensify degrees of oncotic caused by DNFB(P<0.01);

与模型组比较，环磷酰胺+儿茶素微胶囊高、中剂量组小鼠耳片肿胀度显著增加(P＜0.01)；

6. To supply datas for clinic using of microencapsulated catechin, studies on the toxicology,immune function , pharmacokinetics of microencapsulated catechin is a very meaningful work.

为了给儿茶素微胶囊的临床利用提供试验依据，因此开展了儿茶素微胶囊的毒理学，药物动力学及其对动物免疫功能的调节作用的研究，是一项很有意义的工作。

7. The simulation of extraction of catechin with ethanol based on artificial neural network and composite experiment was carried out.

为了获得儿茶素乙醇提取工艺的最佳条件,主要研究了乙醇浓度、浸提温度和液料比对儿茶素乙醇提取效果的影响。

8. The main products of the company: green tea extracts, including tea polyphenol, catechin, tea polysaccharide, tea pigment, instart tea powder, green tea powder, L-Thcanine EGCG.

主导产品：绿茶提取物，具体有：茶多酚、儿茶素、茶多糖、茶色素、速溶茶粉、超微绿茶粉、茶氨酸、EGCG单体。

9. Keywords breast neoplasmas;cell proliferation;green tea;green tea catechin;rats;

乳腺肿瘤;细胞增殖;绿茶;儿茶素;大鼠;

10. dimeric - catechin

二聚儿茶素

11. Amongst all the compounds isolated from these subfractions up to date, quercetin, catechin, caffeic acid and chlorogenic acid demonstrated high capabilities to inhibit AGE formation.

从所有选定之次区分物内已分出来的纯化合物里，以槲皮素、儿茶素、咖啡酸及绿原酸有最高的抗蛋白糖基化活性。

12. He found that citrus juice increased recoverable (absorbable) catechin levels by more than five times, while vitamin C (ascorbic acid) boosted recoverable levels of the two most abundant catechins by six and 13 times.

他发现，柑橘汁将可恢复（可吸收的）儿茶素水平提高了5倍还多，同时维生素C（抗坏血酸）将其中两种含量最多的儿茶素中的可恢复水平提高了6倍和13倍。

13. For example, it has beenrecently demonstrated in rats that catechin ingested throughthe diet may be detected in the kidney [16,17].

例如，它是最近展示在儿茶精通过咽下的鼠饮食在肾脏16,17也许被查出。

14. Studies on the Specificity of Determination Method for Catechin and Epicatechin in Catechu

儿茶中儿茶素含量测定方法专属性考察

15. Catechin found in green tea can kill bacteria which causes food poisoning and kills the toxins produced by those bacteria.

儿茶精发现了在导致食物中毒和杀害毒素由那些细菌生产的绿茶可能杀害细菌。

16. green tea catechin

儿茶素

17. Catechinic Acid(catechin)

儿茶素, 儿茶酸, 儿茶精

18. Keywords Catechin;Carcinoma cells;Multidrug resistance;Cytotoxicity;Sensitize;

儿茶素;肿瘤细胞;多药耐药;细胞毒;增敏;

19. Keywords catechin stomach neoplasms DNA apoptosis;

儿茶素;胃肿瘤;DNA;脱噬作用;

20. Keywords Catechin;Liposome;Pharmacokinetics;Bioavailability;Rabbits;

儿茶素;药物动力学;脂质体;家兔;

21. Keywords （-） Catechin Epicatechin Serum-lipids Mice;

儿茶素;表儿茶素;血脂;小白鼠;

22. Keywords Catechin;Hepatocellular carcinoma;Multidrug resistance;Reversing effect;

儿茶素;逆转;肝癌细胞株;多药耐药;

23. Keywords catechin;high-performance liquid chromatography;new antasthmatic mixture;content determination;

儿茶素;高效液相色谱法;新止咳合剂;含量测定;

24. Meanwhile, catechin compound accelerate the decomposition of fat in the body, and decrease the storage of cholesterin and neuter lipid in the blood and liver.

儿茶素化合物也可促进人体中的脂肪的分解，降低胆固醇和中性脂肪在血液和肝脏中积存。

25. catechin morphon

儿茶素单体

26. Keywords catechin morphon;cardiomyocytes;hypoxia-reoxynation;protien kinase C;Gi/o protein;

儿茶素单体;心肌细胞;缺氧再给氧;蛋白激酶;G蛋白;

27. Effects of Catechin and Its Polymers on Ethanol-induced Ascorbic Acid and Hydroxyl Radical Release in Mouse Striatum

儿茶素及其聚合物对乙醇引起的小鼠纹状体抗坏血酸和羟自由基释放的影响

28. Influence of Catechin and Epicatechin on Serum Lipids in Animals

儿茶素和表儿茶素对动物血脂的影响

29. Effect of Catechin and Epicatechin on Serum Lipid Level in Mice

儿茶素和表儿茶素对小白鼠血清脂质的影响

30. Effect of catechin on the content of MDA and SOD in cerebral cortex and kidney of aging rats

儿茶素对拟衰老大鼠大脑皮层及肾组织MDA、SOD的影响

31. Protective Effects of Catechin on Vascular Endothelial Cells Against Lysophosphatidylcholine Damages

儿茶素对溶血卵磷脂胆碱所致细胞损伤的保护作用

32. Studies on the Scavenging Effect of Catechin on Superoxide Anion Free Radical and its Self-oxidation

儿茶素对超氧阴离子自由基的清除及其自氧化作用研究

33. The catechin is one kind of polyphenol.It is made up of four isomers.

儿茶素属于多酚类的一种,其中以茶叶的含量最多。

34. Study of the relationship between structures and antioxidative activities of catechin

儿茶素抗氧化活性的构效关系

35. catechin extract

儿茶素提取物

36. Catechin is not only the main component of monomeric phenols in the grape seed polyphenols,but also the important material constituting proanthocyanidin.

儿茶素是葡萄籽多酚中单体的主要成分,又是构成原花青素的主要单体,福林肖卡法测定多酚时采用儿茶素作为对照物来表征葡萄籽多酚含量更准确。

37. catechin oxidation products

儿茶素氧化产物

38. The general research situation in pharmacology of catechin and its function in meat fresh-keeping

儿茶素的药理及其在肉类保鲜作用研究概况

39. proportions of tea catechin

儿茶素组成

40. A potent catechin, epigallocatechin gallate, or EGCG, is three to four times more abundant in green tea than black.

儿茶酚，儿茶素或是EGCG的药效都很强，而绿茶中它们的含量是黑茶的三到四倍。

41. catechin tannin

儿茶酸单宁

42. Keywords Rosa bracteata Wendl;（+） Catechin;Fisetin;Blood lipids;Iron overloaded;

关键词硕苞蔷薇;（+）-儿茶素;漆黄素;铁超载;血脂;

43. Keywords HPLC;Separation;Tea catechin;Oxy polymers;

关键词高效液相色谱;分离;儿茶素;聚合物;

44. Then,catechin monomer was isolated and purified by HSCCC with the purity above 98%.

再以该茶多酚为原料,应用HSCCC分离纯化儿茶素单体,所得EGCG产品的纯度达到98%以上。

45. Also, a specific catechin known as EGCG may prevent new blood vessals from feeding the cancer,and help trigger tumor cells to self-destruct.

另外，一种叫做EGCG的特殊茶多酚能阻止给癌细胞输送氧料的血管，并能引发癌细胞的自灭。

46. Thus, it can be considered that larch tannin is derived from catechin and its tanning properties should be basically identical with those of catechol tannins and areca tannin.

因此,可认为落叶松单宁中的一部分是以真儿茶素为母体的一种单宁,其鞣革性能基本上应与儿茶单宁及槟榔单宁相同。

47. Keywords Polygonum macrophyllum D. Don;Chlorogenic acid;Catechin;Gollic acid;

圆穗蓼;绿原酸;儿茶素;没食子酸;

48. With the same addition,the antioxidant activity of the CNA was higher than that of BHT and catechin,but lower than that of TBHQ.

在添加量相同的情况下,复合天然抗氧化剂的抗氧化性高于BHT和茶多酚,但比TBHQ低。

49. With the same addition, the antioxidant activity of the CNA was higher than that of BHT and catechin, but lower than that of TBHQ.

在添加量相同的情况下，复合天然杭氧化剂的抗氧化性高于BHT和茶多酚，但比TBHQ低。

50. “If non-extractable polyphenols are not considered, the levels of beneficial polyphenols such as proanthocyanidins, ellagic acid and catechin are substantially underestimated.

如果考虑不可萃取的多酚，水果中有益多酚如原青花素，鞣花酸，儿茶酚含量远远超出人们估计的含量。”

51. By using acetic ester as solvent, Tea Polyphenols and Catechin are separated from green tea.

应用乙酸乙酯作溶媒 ,从绿茶提取液中萃取茶多酚、儿茶素。

52. Studies on the Microwave Effect on the Tea-polyphenol's Structure and its Catechin Composition

微波对茶多酚结构及其儿茶素组成的影响

53. Catechin microcapsulation can enhance the GMCs ability of repairing DNA damage,which may be due to elevating the capacity of its anti-oxidation by catechin microcapsulation.

微胶囊化儿茶素可能是通过提高其抗氧化能力而提高其对DNA损伤保护及损伤修复能力。

54. The electrochemical behaviors of catechin on the GCE and MWCNT/GCE were studied by cyclic votammetry, and the mechanism of electrode reaction was discussed.

摘要用循环伏安法研究了儿茶素在玻碳电极(GCE)和多壁碳纳米管修饰玻碳电极(MWCNT/GCE)上的电化学行为，探讨了电极反应机理。

55. Methods TLC was applied to sanguis draxonis, borneolum syntheticum to determine the content of catechin of catechu using HPLC.

方法 采用TLC法对处方中血竭、冰片进行鉴别，用HPLC法测定方中君药儿茶中儿茶素的含量。

56. Method: Gallocatechin, catechin and epicatechin are used as reference substances. Chromatographic assay is performed on a C_(18) colum. The mobile phase is composed of methanol and acetic acid solution with gradient elution.

方法:以没食子儿茶素(gallocatechin),儿茶素(catechin),表儿茶素(epicatechin)为对照品,反相C18柱,流动相甲醇-冰醋酸-水系统,梯度洗脱,流速0.8mL.

57. Method: Contents of catechin and epicatechin in 7 kinds of crude drugs and 3 kinds of preparations of Catechu were determined.

方法用儿茶素含量测定方法测定儿茶等8种中药材和3种儿茶制剂中儿茶素、表儿茶素含量。

58. Wuxi Mingxin Bioengineering Co. LTD maim products cover green tea extract(tea polyphenols, catechin).

无锡明欣生物工程有限公司主要产品为绿茶提取物(茶多酚、儿茶素)。

59. Wuxi Mingxin Bioengineering Co. LTD maim products cover green tea extract(tea polyphenols,catechin).

无锡明欣生物工程有限公司主要产品为绿茶提取物（茶多酚、儿茶素）。

60. What is most precious is that it contains as high as 11.89% catechin (a cancer-preventive, radio-preventive and anti-aging substance).

更难得的是抗癌、防辐射、抗衰老物质“儿茶素”的含量高达11.89%。

61. An efficient optimization method was used to separate catechin compounds by reversed-phase high performance liquid chromatography(RP-HPLC).

有效地确定了反相高效液相色谱分离儿茶酚化合物的最佳条件。

62. Content : minimum 21.0 per cent of the total amount of catechin (C 15 H 14 O 6 ) and epicatechin (C 15 H 14 O 6 ).

本品含儿茶素(C 15 H 14 O 6 )和表儿茶素(C 15 H 14 O 6 )的总量不得少于21.0%。

63. This paper describes a good method (TLC)by reference drugs (Creeping Euphorbia,Catechu) and chemical reference substances (catechin), The reproducibility and specialization of the TLCmethod is good.

本文中采用薄层色谱法,用对照药材地锦草,儿茶和对照品没食子酸,儿茶素,芍药苷作对照分别对其中的地锦草,儿茶,白芍进行鉴别。

64. In this paper, according to three key factors including yields of TP, catechin and caffeine (Caf), two extraction processes with boiling water or 80% ethanol solution were compared.

本文以茶多酚、儿茶素、咖啡碱的得率为指标,比较浸提温度、时间、液固比、浸提次数对热水浸提和80%的醇水溶液浸提两种方法的不同影响获得两种浸提方法的适宜工艺条件。

65. The effect of catechin in different formnlation and by various administration on serum lipid level in hyperlipidemic mice was conducted.

本文探讨了不同剂型儿茶素经不同给予途径对高脂血症小鼠血清脂质水平的影响。

66. Study on the specific adsorption of catechin gallates by cedar lignocellulose.

杉树木质纤维素对酯型儿茶素类选择性吸附的研究。

67. Stability of Tea Catechin in the Artificial Simulation Gastric Juices and Artificial Simulation Intestinal Juice

模拟人体胃肠道环境对儿茶素稳定性的影响

68. The results show that the antioxidant ability of tea catechin of large leaf tea is more intense than that of small leaf tea.

比较研究了大、小叶种茶儿茶素在植物油中的抗氧化作用。

69. Determination of catechin and epicatechin in Chinese herbal drugs by capillary electrophoresis with electrochemical detection

毛细管电泳安培检测法测定儿茶中的儿茶素,表儿茶素

70. Keywords Debregeasia orientalis;catechin;quercetin;ursane;syringin;

水麻;儿茶素;槲皮素;乌苏烷;紫丁香苷;

71. Gallo Catechin

没食子儿茶酸, 没食子儿茶精

72. The content of several mono-phenols(gallic acid,3,4-dihydroxybenzoic acid,syringic acid,ferulic acid,catechin and rutin hydrate) in Pinot Noir and Chardonnay were determined by such method.

测定了黑比诺和霞多丽中主要的几种单体酚(没食子酸、安息香酸、芦丁、丁香酸、阿魏酸、儿茶素)含量。

73. The catechin, ursolic were determined by HPLC.The polysaccharide and tannide were determined by sulphoacid-phenol and complexometric titration methods respectively.

用HPLC法测定儿茶素和熊果酸，硫酸-苯酚法测定多糖，络合滴定法测定鞣质的含量。

74. Simulated system was made by adding chlorogenic acid and catechin to both protein and pectin extracted from apple.

用从苹果中提取的蛋白和果胶,加入绿原酸和儿茶素,组成模拟体系;

75. The electrochemical behaviors of catechin on the GCE and MWCNT/GCE were studied by cyclic votammetry,and the mechanism of electrode reaction was discussed.

用循环伏安法研究了儿茶素在玻碳电极(GCE)和多壁碳纳米管修饰玻碳电极(MWCNT/GCE)上的电化学行为,探讨了电极反应机理。

76. Contents of phenolic compounds such as chlorogenic acid,(+)catechin,(-)-epicatechin, phloridzin and quercetin in apple of 5 cultivars were determined by HPLC.

用高效液相色谱仪测定了不同品种苹果果实绿原酸、儿茶素、表儿茶素、根皮素和槲皮素等主要酚类物质的含量。

77. methylated catechin

甲基化儿茶素

78. ObjectiveTo determine the catechin and the antioxidation effect in natural tea and their beverages.

目的对绿茶及其饮料中茶多酚的含量及抗氧化性能进行测定。

79. The effects of spread process and spread environments on the change of tea polyphenols and catechin components were investigated.

研究了糙米在发芽过程中的主要成分变化情况,并对变化机理作了简单的探索。

80. Keywords Bergenia scopulosa T.P.Wang;Rodgersia aesculifolia Batal;gallic acid;arbutin;danshensu;bergenin;catechin;content determination;HPLC technique;

秦岭岩白菜;七叶鬼灯檠;熊果苷;没食子酸;岩白菜素;儿茶素;丹参素;高效液相色谱法;