Participants were randomly assigned to either use green tea every day, as a beverage or capsule, or be part of "control" groups that took placebo capsules, drank a low-catechin tea or downed water.
实验的参与者被随机分配到每天都服用绿茶饮料或胶囊制品的实验组和服用安慰剂胶囊和喝低儿茶素的茶或者更直接饮用水的控制组。
Green tea catechin and theaflavin, which are both present in black tea, have a strong effect on the flu virus.
绿茶儿茶酚，跟红茶里含有的一样，都对流行性病毒有很强的影响。
It has been proven and demonstrated that green tea catechin restricts the excessive buildup of cholesterol.
科学已经证明绿茶儿茶酚能限制形成过量胆固醇。
It is also thought that the anti viral capability of green tea catechin may have some beneficial effect on the AIDS virus.
同时，拥有抗病毒能力的绿茶酚可能在对抗艾滋病病毒上也有一些作用。
White tea especially white hair silver needle has high contents of free amino acids and active antioxidants with catechin in its tea polyphenols.
白茶，特别是白毫银针，富含多种氨基酸和抗氧化剂-茶多酚中的儿茶素。
This paper investigated inhibition of Agrobacterium rhizogenes by tea catechin and screening of the anti-polyphenol strain.
本文研究了茶叶儿茶素对发根农杆菌的抑制作用并进行了抗酚菌株的筛选。
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。
White Tea, especially White Hair Silver Needle, has high contents of free amino acids and active antioxidants with catechin in its Tea Polyphenols.
白茶，特别是白毫银针，富含多种氨基酸和抗氧化剂-多酚中的儿茶素。
The results show that the antioxidant ability of tea catechin of large leaf tea is more intense than that of small leaf tea.
结果表明，大叶种茶的儿茶素的抗氧化作用强于小叶种茶。
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。
The results showed that the content of anthoxanthin, Zn, caffeine and anthocyanin in the special purple tea was higher than that in Yunkang 10, while that of theanine and catechin is lower.
结果表明，特种紫茶在黄酮类、咖啡碱、锌和花青素含量上较对照要高，而茶氨酸和儿茶素总量则较对照低；
Thus, it might be concluded that blocking effect on NPRO formation was mainly due to tea polyphenolic compounds especially tea catechin in tea.
由此可以认为，茶叶中影响N -亚硝化反应的主要成分为茶多酚，尤为茶儿茶素。
Ingredients: Chamomile Extract, Green Tea Extract, Catechin, Vitamin e, Hyaluronic Acid, Cucumber Extract, Lecithin, Aloe Extract, Seaweed Extract, Grapeseed Oil, Jojoba Oil, Propyl Paraben.
成分：洋甘菊萃取液、绿茶萃取液、儿茶素、维他命e、玻尿酸、小黄瓜萃取液、卵磷脂、芦荟萃取液、海藻萃取液、葡萄籽油、荷荷芭油、保存剂。
Ingredients: Chamomile Extract, Green Tea Extract, Catechin, Vitamin e, Hyaluronic Acid, Cucumber Extract, Lecithin, Aloe Extract, Seaweed Extract, Grapeseed Oil, Jojoba Oil, Propyl Paraben.
成分：洋甘菊萃取液、绿茶萃取液、儿茶素、维他命e、玻尿酸、小黄瓜萃取液、卵磷脂、芦荟萃取液、海藻萃取液、葡萄籽油、荷荷芭油、保存剂。
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