Peer-reviewed Publications
Publication — Chen Lab
Publication No. 15 2026
Journal of Agricultural and Food Chemistry cover
Molecular and Sensory Fingerprints of Volatile Polyfunctional Thiols in Riesling Wines
De Longhi, E., Chen, L.*, Rauhut D., Darriet, P.
Journal of Agricultural and Food Chemistry 2026, 74, 7, 6433–6446
" We discovered two new aroma compounds in Riesling wine that have never been seen before in wine grapes. These compounds work together at incredibly tiny concentrations — below one part per trillion — to create the fruity, peachy, and tropical flavors that make Riesling so distinctive. "
DeepSeek · AI-generated summary
Publication — Chen Lab
Publication No. 14 2024
Journal of Chromatography A cover
Quantitation of Trace Polyfunctional Thiols in Wine by Liquid Chromatography Quadrupole Orbitrap High-Resolution Mass Spectrometry in Parallel Reaction Monitoring
Chen, L.*, De Longhi, E., Gammacurta M., Marchal A., Darriet, P.
Journal of Chromatography A 2024, 1736, 465360
" This study introduces a new method for precisely measuring aroma-defining thiols in wine at ultratrace levels using LC-Orbitrap HRMS in parallel reaction monitoring mode, providing the first quantitative datasets for several recently identified thiols. "
DeepSeek · AI-generated summary
Publication — Chen Lab
Publication No. 13 2023
Journal of Agricultural and Food Chemistry cover
Identification, Quantitation, and Sensory Evaluation of Thiols in Bordeaux Red Wine with Characteristic Aging Bouquet
Chen, L.*, De Longhi, E., Pons, A., Buffeteau, T., Daugey, N., Redon, P., Shinkaruk, S., & Darriet, P.
Journal of Agricultural and Food Chemistry 2023, 71, 43, 16248–16259
" We identified and measured key thiol compounds that give aged Bordeaux red wines their distinctive bouquet, and showed how these molecules contribute to the sensory experience of aging. "
DeepSeek · AI-generated summary
Publication — Chen Lab
Publication No. 12 2022
Journal of Agricultural and Food Chemistry cover
Qualitative Screening of Volatile Thiols in Wine by Selective Silver Ion Solid-Phase Extraction with Heart-Cutting Multidimensional Gas Chromatography Mass Spectrometry/Olfactometry
Chen, L.*, Darriet, P.
Journal of Agricultural and Food Chemistry 2022, 70, 15, 4701–4711
" We developed a new method using silver-ion extraction and advanced gas chromatography to detect and identify trace volatile thiols in wine, helping to better understand the compounds that shape wine aroma. "
DeepSeek · AI-generated summary
Publication — Chen Lab
Publication No. 11 2021
Comprehensive Reviews in Food Science and Food Safety cover
Strategies for the Identification and Sensory Evaluation of Volatile Constituents in Wine
Chen, L.*, Darriet, P.
Comprehensive Reviews in Food Science and Food Safety 2021, 20(5), 4549–4583
" This review provides an overview of both existing strategies and future directions for identifying unknown volatile constituents in wine, covering chemical identification techniques and sensory evaluation approaches. "
DeepSeek · AI-generated summary
Publication — Chen Lab
Publication No. 10 2020
Journal of Agricultural and Food Chemistry cover
Evolution and Correlation of cis-2-Methyl-4-propyl-1,3-oxathiane, Varietal Thiols, and Acetaldehyde during Fermentation of Sauvignon blanc Juice
Wang, X., Chen, L., Capone, D. L., Roland, A., & Jeffery, D. W.*
Journal of Agricultural and Food Chemistry 2020, 68, 32, 8676–8687
" This study tracked how key aroma compounds — including a rare oxathiane, varietal thiols, and acetaldehyde — evolve together during Sauvignon blanc fermentation, revealing new insights into the chemical pathways that shape wine flavor. "
DeepSeek · AI-generated summary
Publication — Chen Lab
Publication No. 9 2019
Food Chemistry cover
Investigation of Intraregional Variation, Grape Amino Acids, and Pre-fermentation Freezing on Varietal Thiols and Their Precursors for Vitis vinifera Sauvignon blanc
Chen, L., Capone, D. L., Nicholson, E. L., & Jeffery, D. W.*
Food Chemistry 2019, 295, 637–645
" We explored how growing region, grape amino acid composition, and juice freezing before fermentation affect the levels of key aroma thiols and their precursors in Sauvignon blanc wines, helping winemakers better control varietal character. "
DeepSeek · AI-generated summary
Publication — Chen Lab
Publication No. 8 2019
Molecules cover
Analysis of Potent Odour-Active Volatile Thiols in Foods and Beverages with a Focus on Wine
Chen, L., Capone, D. L., & Jeffery, D. W.*
Molecules 2019, 24(13), Article 13
" This review surveys the analytical methods used to detect and measure potent odour-active thiols in various foods and beverages, with a special focus on wine, and discusses the challenges and opportunities in thiol analysis. "
DeepSeek · AI-generated summary
Publication — Chen Lab
Publication No. 7 2019
International Journal of Food Microbiology cover
Linking Gene Expression and Oenological Traits: Comparison Between Torulaspora delbrueckii and Saccharomyces cerevisiae Strains
Tondini, F., Lang, T., Chen, L., Herderich, M., & Jiranek, V.*
International Journal of Food Microbiology 2019, 294, 42–49
" This study compares gene expression and winemaking traits between the non‑Saccharomyces yeast Torulaspora delbrueckii and Saccharomyces cerevisiae, revealing how different yeast strains influence fermentation outcomes and wine flavour. "
DeepSeek · AI-generated summary
Publication — Chen Lab
Publication No. 6 2018
Journal of Agricultural and Food Chemistry cover
Identification and Quantitative Analysis of 2-Methyl-4-propyl-1,3-oxathiane in Wine
Chen, L., Capone, D. L., & Jeffery, D. W.*
Journal of Agricultural and Food Chemistry 2018, 66, 41, 10808–10815
" We identified and quantified a rare sulfur-containing compound — 2-methyl-4-propyl-1,3-oxathiane — in wine for the first time, revealing its potential role in wine aroma and opening new avenues for understanding thiol chemistry. "
DeepSeek · AI-generated summary
Publication — Chen Lab
Publication No. 5 2018
Journal of Agricultural and Food Chemistry cover
Chiral Polyfunctional Thiols and Their Conjugated Precursors upon Winemaking with Five Vitis vinifera Sauvignon blanc Clones
Chen, L., Capone, D. L., Tondini, F. A., & Jeffery, D. W.*
Journal of Agricultural and Food Chemistry 2018, 66, 18, 4674–4682
" We studied how different Sauvignon blanc clones and winemaking practices affect the formation of chiral aroma thiols and their precursors, revealing that clone selection can significantly influence the final wine's aroma profile. "
DeepSeek · AI-generated summary
Publication — Chen Lab
Publication No. 4 2018
Analytica Chimica Acta cover
Chiral analysis of 3-sulfanylhexan-1-ol and 3-sulfanylhexyl acetate in wine by high-performance liquid chromatography-tandem mass spectrometry
Chen, L., Capone, D. L., Jeffery, D. W.*
Analytica Chimica Acta 2018, 998, 83–92
" We developed a new chiral LC-MS/MS method to separate and quantify the individual mirror-image forms of two key wine aroma thiols, providing deeper insight into how chirality affects wine flavour. "
DeepSeek · AI-generated summary
Publication — Chen Lab
Publication No. 3 2015
Food Science and Biotechnology cover
Effect of Diammonium Phosphate Supplementation on the Amino Acid Metabolism during Fermentation and Sensory Properties of Fresh Spine Grape (Vitis davidii Foex) wine
Jin, Q., Chen, L., Li, Z., Li, X., & Li, J.*
Food Science and Biotechnology 2015, 24, 2051–2057
" We studied how adding diammonium phosphate (a common yeast nutrient) affects amino acid metabolism during fermentation and the final sensory properties of fresh spine grape wine, providing insights for winemakers to optimize fermentation outcomes. "
DeepSeek · AI-generated summary
Publication — Chen Lab
Publication No. 2 2015
Journal of Food Science cover
Free and Bound Volatile Chemicals in Mulberry (Morus atropurpurea Roxb.)
Chen, L., Zhang, X., Jin, Q., Yang, L., Li, J.*, & Chen, F.
Journal of Food Science 2015, 80(5), C975–C982
" We identified and quantified both free and bound volatile compounds in mulberry fruit, revealing the key aroma-active compounds and their glycosidically bound precursors that contribute to the fruit's distinctive flavour. "
DeepSeek · AI-generated summary
Publication — Chen Lab
Publication No. 1 2013
European Food Research and Technology cover
Occurrence of Ochratoxin A in Chinese Wines: Influence of Local Meteorological Parameters
Zhang, X., Chen, L., Li, J., Zhu, B., & Ma, L.*
European Food Research and Technology 2013, 236, 277–283
" We investigated the occurrence of ochratoxin A — a mycotoxin of concern — in Chinese wines and identified key weather factors that influence its formation, helping to predict and mitigate contamination risks. "
DeepSeek · AI-generated summary