The aroma components of green teas manufactured by various techniques were discussed. Ninety percent of aroma composition of tea was identified for these 40 years. Indole, dihydroactinidiolide, 5,6-epoxy--ionone, 2,6,6-trimethyl-2-hydroxycyclohexanone, nonanoic acid, heptanoic acid, hexanoic acid...
1976. Aroma components characteristic of spring green tea. Agr Biol Chem 40(11): 2151-2157.Takei Y, Ishiwata K, Yamanishi T. Aroma components characteristic of spring green tea. Agr Biol Chem 1976;40:2151e7.Takei Y, Ishiwata K, Yamanishi T. Aroma components characteristic of spring green ...
2.The aromatic components in Wuzi green tea were extracted by SPME and were analyzed by GC-MS.不同生产季节绿茶中香气物质构成种类基本相同,其含量分布存在差异。 3.【Method】 Simultaneous Distillation and Extraction(SDE) were employed to extract the aromatic components of green tea in greenhouse and...
To investigate the aroma components characteristic of spring green tea, analysis of the aroma concentrates of green tea and fresh tea-leaves was accomplished. The research on the changes in aroma constituents of spring green tea and the ... Y Takei,K Ishiwata,T Yamanishi - 《Agricultural & Bio...
component;teapolyphenol;processingtechnology;retentionrate;content. Greenteaprocessingtechniqueusuallyincludesfixation,rolling,anddrying.Fixationisthekeyprocessand itsmainfunctionistoacceleratetheinactivationofoxidase,particularlypolyphenoloxidaseandperoxidaseand Dreventteapolyphenolmailycatechinsfromoxidation.Rolling,ontheone...
2008). However, one earlier population-based study demonstrated that green tea drinking was associated with decreased lung cancer risk (Ohno et al., 1995). A review of the epidemiological evidence by Arts (2008) reveals that high habitual intake of green tea significantly reduced the risk of lu...
Researchers from the University of Southern California recently conducted a study, published in theJournal of Biological Chemistry, to determine how diet can impact the brain disorder. They specifically examined two compounds: epigallocatechin-3-gallate (EGCG), a key ingredient ingreen tea, and ferulic...
【Method】 Simultaneous Distillation and Extraction(SDE) were employed to extract the aromatic components of green tea in greenhouse and out of greenhouse. 【结论】2种茶叶香气物质的基本组成成分相似,但香气类型、香气物质的组成比例、香气指数、香气物质的总量和大多数香气组分的相对含量差异较大。 更多例句...
Tea (Black tea and Green tea) are one of the most widely consumed beverages in the world. However, with the increasing interest in the health properties of tea and a significant rise in scientific investigation, this review covers some of the recent findings on the health benefits of both g...
Mass spectrometric methods including EIMS, FABMS, and LC/ESIMS have been surveyed as tools for the detection of catechins in extracts of green tea (Camellia sinensis). EIMS provide both molecular weight and structure information, including epimer differentiation, on compounds 1, 2, and 4 and som...