Comparative study of the volatile fingerprints of roasted and unroasted oolong tea by sensory profiling and HS-SPME-GC-MS [PDF]
Roasting plays important roles in shaping the volatile profile of oolong tea. In this study, the sensory attributes and volatile compositions of 153 roasted or unroasted oolong tea samples, belonging to four typical types, namely, High Mountain oolong ...
Daoliang Wang +8 more
doaj +2 more sources
Exploring the taste code of light-withered tea: the mechanism of nonvolatile metabolite changes in LED light-withered oolong tea (Camellia sinensis) [PDF]
Rainy weather hinders normal sunlight withering of oolong tea, which prevents the development of its high-quality characteristics. This study used representative oolong tea varieties (“Shuixian,” “Ruixiang,” and “Chunlan”) and applied multi-wavelength ...
Qiuming Li +8 more
doaj +2 more sources
Prebiotics Properties of Oolong Tea [PDF]
Oolong tea is a semi-fermented tea derived from Camellia sinensis leaves. Oolong tea contains high polyphenol compounds that act as antioxidants and prebiotics. However, studies related to the prebiotic properties of oolong tea are still limited.
null Alfi Nur Rochmah +3 more
openaire +3 more sources
Metabolite Profiling Reveals the Dynamic Changes in Non-Volatiles and Volatiles during the Enzymatic-Catalyzed Processing of Aijiao Oolong Tea [PDF]
The enzymatic reaction stage (ECS) of oolong tea processing plays an important role in the formation of the flavor quality of the oolong tea. To investigate the dynamic changes in the volatile and non-volatile components in the leaves of oolong tea ...
Mengcong Zhang +7 more
doaj +2 more sources
Tea Polyphenols Enhance Embryonic Development and Mitigate DMSO‐Induced Toxicity in Drosophila
Tea polyphenols (TPs), potent antioxidants found in tea, offer cellular protection and health benefits. Dimethyl sulfoxide (DMSO), a widely used organic solvent in medicine, remains controversial due to its potential embryonic toxicity.
Quanyong Wu +5 more
doaj +2 more sources
The Impact of Harvesting Mechanization on Oolong Tea Quality. [PDF]
Mechanization is the inevitable future of tea harvesting, but its impact on tea chemistry and quality remains uncertain. Our study examines untargeted metabolomic data from 185 oolong tea products (Tieguanyin) made from leaves harvested by hand or machine based on UPLC-QToF-MS analysis.
Zhou J +5 more
europepmc +4 more sources
Distinguishing Different Varieties of Oolong Tea by Fluorescence Hyperspectral Technology Combined with Chemometrics [PDF]
Oolong tea is a semi-fermented tea that is popular among people. This study aims to establish a classification method for oolong tea based on fluorescence hyperspectral technology(FHSI) combined with chemometrics.
Yan Hu +5 more
doaj +2 more sources
Chinese and Korean Consumers’ Preferences for Oolong and Black Oolong Teas
Both China and Korea have significant markets for tea; however, both the availability and preference for oolong and black oolong tea vary across the two markets.
Baihan Su, Jeehyun Lee
doaj +3 more sources
Quality Analysis of a New Tea Line '606' Oolong Tea in Different Seasons
In order to better understand the impact of the different seasons on the characteristic of oolong tea '606', ultra-high performance liquid chromatography triple quadrupole tandem mass spectrometry (UPLC-QqQ MS) targeted metabonomics, headspace solid ...
Huiqing HUANG +8 more
doaj +1 more source
Production, Composition, and Health Effects of Oolong Tea
Tea, one of the most widely consumed beverages in the world, is produced from the leaves of the plant Camellia sinensis L.. Tea has important physiological properties and potential health benefits due to the presence of compounds such as polyphenols ...
İlkay Koca, Şeyda Bostancı
doaj +2 more sources

