Comprehensive analytical workflow for fermented and non-fermented grape-based beverages volatile profiling: higher resolution and reliability for a wide range of molecular structures
The increasing demand for no/low-alcohol beverages (<5% v/v) has intensified the need for technological innovation in grape-based products within this category.
Phenolic composition and antioxidant activity of seeds and stems of hybrid grapes
Winemaking in France dates more than 400 BCE and it has evolved a lot through the ages. Today, it faces two major problems: the over usage of pesticides and rapid progress of climate change.
Biochemical markers of grape berry textural maturity and their implications for compound extractability and wine physico-chemical stability
In the context of climate change, grape ripening is increasingly suffering a decoupling between technological, phenolic, and textural maturity.
Evaluating the greenness of wine analytical chemistry: A new metric approach
Wine is a complex matrix influenced by climatic, agricultural, and winemaking factors, making quality control and authenticity assessment essential.
Phenolic composition and wine potential of grapes at high altitude regions in Yunnan, China
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Chemical composition of Sauvignon blanc wines with varying alcohol levels
Non-alcohol or low alcohol wines have become more popular due to the rising trend towards a healthier lifestyle1.
Integrated chemical markers of regional typicity in Chilean cool-climate Pinot noir wines
Pinot noir wines produced under cool-climate conditions often display subtle phenolic expression and high sensitivity to environmental variation, making the identification of regional typicity particularly challenging.
Unravelling the nitrogen profile of the new descendant varieties of Monastrell. Preliminary study
The amino acid composition of grape must is a critical factor influencing both fermentation dynamics and the sensory attributes of wine.
Understanding wine flavor: complex interactions, analytical advances, future opportunities
The complexities of grape and wine flavor have been extensively studied, and advances have been informed by developments in analytical chemistry, sensory science, genetic and multi-omic approaches, and statistical tools that relate information from multiple data sets.
Identification and sensory properties of novel 3-sulfanylhexan-1-ol esters in wine
Polyfunctional thiols are among the most potent aroma compounds in wine and play an important role in the varietal character of a wide range of white and red wines, especially Sauvignon blanc wines.
Identification and quantification of furaneol-β-glucoside by LC-MS/MS in berries and wine during ripening and winemaking
Furaneol® (2,5-dimethyl-4-hydroxy-3(2H)-furanone) is a key wine aroma compound reminiscent of strawberry and caramel notes and, together with other furanones and lactones, contribute to overwhelming dried fruit aromas.
From grapes to data: rapid must characterization using benchtop NMR spectroscopy
Fast and reliable compositional analysis of grape must is essential for process control and quality assurance in winemaking.
Multi-isotopic dilution QQQ-ICP/MS for high geographical discrimination of origin and quality assessment in wine: developing a world database and demonstration of its potential of applications
Trace elements in wine are primarily markers of the soil in which the vine grew (e.g. Rb, Sr, Ba, …), other elements are markers of agricultural practices (e.g. Cu, B, …) and others are markers of anthropogenic contaminations (e.g. Pb, As, …).
Decoding antioxidant mechanisms in specific inactivated yeast
Inactivated yeasts, like many other enological biotechnologies, are routinely characterized by producers to assess their functional performance.
Understanding the occurrence and evolution of thiophenols in wine
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Expanding white wine peptide coverage through an integrated LC-MS workflow
Peptides are attracting growing interest as contributors to the main qualitative characteristics of wine, including oxidative stability, aromatic development, and mouthfeel impact (1,2).
Optimization of sorbent sheet geometry for high-throughput targeted odorant analysis
Targeted trace level (< mg/kg) quantitative analysis of volatiles in wines, grape, and other matrices is time consuming and expensive.
Peptide profiling and antioxidant capacity of white grape juice using LC-MS approach
The oxidative stability of white wine is governed by a complex network of native metabolites collectively described as the wine antioxidant metabolome1.
Influence of berry skin cuticular wax on smoke-derived volatile phenol uptake in grapes
Wildfire smoke exposure is known to alter grape composition and cause “smoke taint” in the resulting wines, causing significant economic losses (USD 3.7B in the US in 2020).
Phenolic compounds evolution of still dry Chenin blanc wines during oak barrel aging on lees
Oak barrel aging is a traditional practice used in winemaking to produce high quality white wines. The impact of this practice over the evolution of volatile compounds in white wines is well documented.