1.The taste of Nanchuan wild tea is strong concentration and easy to oxidation for the high content of tea polyphenols and catechins.
茶多酚、儿茶素含量丰富，决定了南川野生大树茶易氧化，成茶滋味浓强度高。
2.Researchers from Kyushu University in Fukuoka, Japan suggest that the antioxidant catechins may be responsible for the protective effects.
日本福冈九州大学的研究人员提出，抗氧化剂——儿茶素可以起到保护牙龈的作用。
3.One group did not have catechins in the enteral feeding formula and served as the control group ( CK ).
其中一组灌食的配方中不含儿茶素类物质，作为控制组（CK）；
4.The scientists said that different parts of the eye structure absorbed significant amounts of catechins.
科学家们指出，眼部结构不同的部分吸收大量的儿茶酸。
5.Tea Polyphenols and Catechins have been widely used in medicine, food processing.
茶多酚以及儿茶素已在医药、食品等方面得到广泛应用。
6.Tea also contains catechins, including EGCG, which act like a cleanup crew against free radicals.
茶还含有儿茶酚（益多酚便是其中之一），这种物质会像一支清理大军一样消除自由基。
7.Methods Thin layer chromatography and salt out are adopted to determine the content of esterified catechins.
方法采用盐析的方法对茶多酚粗品液进行处理，薄层色谱扫描仪进行酯型儿茶素含量的测定。
8.Conclusion: This method is accurate, stable, reproducible and suitable for the determination of catechins and CAF in tea samples.
结论：该方法准确、稳定，重复性好，可用于茶叶中七组分的定量分析。
9.Tea: Tea contains catechins, which act like a cleanup crew against free radicals.
茶叶中含有儿茶酚，这种物质会像一支清理大军一样清除自由基。
10.Both green and black teas contain a concentrated dose of catechins, substances that help blood vessels relax and protect your heart.
绿茶和红茶都还含有大量儿茶酸，这种物质有助于血管舒张，保护你的心脏。