Comprehensive applications of metabolomics on tea science and technology: Opportunities, hurdles, and perspectives

M Wen, M Zhu, Z Han, CT Ho… - … Reviews in Food …, 2023 - Wiley Online Library
With the development of metabolomics analytical techniques, relevant studies have
increased in recent decades. The procedures of metabolomics analysis mainly include …

GC-IMS and olfactometry analysis on the tea aroma of Yingde black teas harvested in different seasons

H Liu, Y Xu, J Wu, J Wen, Y Yu, K An, B Zou - Food Research International, 2021 - Elsevier
This study aims to investigate the influence of different harvesting seasons on the aroma of
black tea and the trend in the tea aroma variation. A total of 68 volatile substances was …

[HTML][HTML] Characterization analysis of flavor compounds in green teas at different drying temperature

B Wang, F Qu, P Wang, L Zhao, Z Wang, Y Han… - Lwt, 2022 - Elsevier
Drying is an important factor in the formation of green tea flavor. In this study, metabolomic
analysis were used to detect characteristic components of four green teas with clean aroma …

[HTML][HTML] Comparative analysis of different grades of Tieguanyin oolong tea based on metabolomics and sensory evaluation

L Zeng, YQ Fu, YY Liu, JS Huang, JX Chen, JF Yin… - Lwt, 2023 - Elsevier
To develop objective methods of oolong tea grading for importers and customs,
metabolomics and sensory evaluation were applied to screen the characteristic compounds …

[HTML][HTML] Aroma quality evaluation of Dianhong black tea infusions by the combination of rapid gas phase electronic nose and multivariate statistical analysis

J Chen, Y Yang, Y Deng, Z Liu, J Xie, S Shen, H Yuan… - Lwt, 2022 - Elsevier
Aroma is one of the most important quality attributes of black tea infusions. In this study, the
aroma quality of 44 Dianhong black tea (DBT) infusions were investigated by rapid gas …

Comparative Analysis of Volatile Compounds in Tieguanyin with Different Types Based on HS–SPME–GC–MS

L Zeng, Y Fu, J Huang, J Wang, S Jin, J Yin, Y Xu - Foods, 2022 - mdpi.com
Tieguanyin (TGY) is one kind of oolong tea that is widely appreciated for its aroma and taste.
To study the difference of volatile compounds among different types of TGY and other …

[HTML][HTML] GC-MS-based untargeted metabolomics reveals the key volatile organic compounds for discriminating grades of Yichang big-leaf green tea

XL Yin, WJ Fu, Y Chen, RF Zhou, W Sun, B Ding… - LWT, 2022 - Elsevier
In this work, headspace gas chromatography coupled to mass spectrometry (HS-GC-MS)
combined with multivariate statistical analysis was applied to reveal volatile markers from …

HS− SPME/GC− MS reveals the season effects on volatile compounds of green tea in high− latitude region

J Wang, X Li, Y Wu, F Qu, L Liu, B Wang, P Wang… - Foods, 2022 - mdpi.com
This study investigates the volatile compounds of green tea produced with different leaves
from spring, summer, and autumn in high− latitude region. A total of 95 volatile compounds …

Identification of key volatile and odor-active compounds in 10 main fragrance types of Fenghuang Dancong tea using HS-SPME/GC-MS combined with multivariate …

D Qin, Q Wang, X Jiang, E Ni, K Fang, H Li… - Food Research …, 2023 - Elsevier
Fenghuang Dancong tea (FHDC), a famous oolong tea originating from Guangdong
Province in China, is known for its rich and unique fragrance. Nevertheless, the identification …

Improving the detection accuracy of the nitrogen content of fresh tea leaves by combining FT-NIR with moisture removal method

J Guo, H Huang, X He, J Cai, Z Zeng, C Ma, E Lü… - Food Chemistry, 2023 - Elsevier
The nitrogen content (NC) is one of the critical indicators of tea quality, and many studies
have been conducted using NIR spectroscopy to determine tea constituents. However, this …