Results 41 to 50 of about 1,108 (192)

Is transcriptomic regulation of berry development more important at night than during the day? [PDF]

open access: yes, 2017
Diurnal changes in gene expression occur in all living organisms and have been studied on model plants such as Arabidopsis thaliana. To our knowledge the impact of the nycthemeral cycle on the genetic program of fleshly fruit development has been ...
Grimplet, Jérôme   +6 more
core   +1 more source

Biosynthesis and Analysis of 3-Isobutyl-2-methoxypyrazine in Capsicum annuum (Bell Pepper) Plants [PDF]

open access: yes, 2023
3-Alkyl-2-methoxypyrazines (MPs) are highly odorous compounds occurring in a wide range of raw vegetables. Due to their high odor activity, they have been of great research interest.
Zamolo, Francesca
core   +1 more source

Methoxypyrazines as a potential "green" off-odour in wine distillates

open access: yes, 2022
Aroma is one of the main quality parameters of wine distillates. Avoiding generation of off-odours is therefore an issue of great concern in the industry and consequently numerous studies have investigated to identify off-odours using a variety of different approaches.
Stamatopoulos, Panagiotis   +2 more
openaire   +2 more sources

Reduction of 2-isobutyl-3-methoxypyrazine and 2-isopropyl-3-methoxypyrazine [PDF]

open access: yes, 2021
One of the largest problems in the Texas wine industry is a sensory flaw due to methoxypyrazines (MP). A precise method or material for the remediation of excessive levels of MP in finished wine has not been reported. Wine makers, enologist, and research
Daily, Clint 1977-
core  

Metabolic effects of elevated temperature on organic acid degradation in ripening Vitis vinifera fruit [PDF]

open access: yes, 2014
First published online: September 1, 2014Berries of the cultivated grapevine Vitis vinifera are notably responsive to temperature, which can influence fruit quality and hence the future compatibility of varieties with their current growing regions ...
Aizat   +86 more
core   +3 more sources

Fast and Sensitive Measurement of Off‐Flavors in Recirculating Aquaculture Systems

open access: yesRapid Communications in Mass Spectrometry, Volume 40, Issue 15, 15 August 2026.
ABSTRACT Rationale Geosmin and 2‐methylisoborneol (2‐MIB) are odor‐active compounds responsible for earthy off‐flavors in fish, creating significant quality concerns in recirculating aquaculture systems (RAS). Their extremely low odor thresholds make rapid and highly sensitive detection essential for maintaining product quality and consumer acceptance ...
Pedro Martínez Noguera   +5 more
wiley   +1 more source

Sensory detection thresholds of "ladybird taint" in 'Riesling' and 'Pinot Noir' under different fermentation and processing conditions [PDF]

open access: yes, 2015
The Asian ladybird beetles Harmonia axyridis feed on damaged fruits in late summer and in autumn, especially on grapes. By getting harvested and processed together with the grapes, they cause an off-flavor in the wine, the so-called "ladybird taint" (LBT)
Gross, J., Hoffmann, C., Kögel, S.
core   +2 more sources

Preparation of Magnetic Polymers for the Elimination of 3-Isobutyl-2-methoxypyrazine from Wine [PDF]

open access: yesMolecules, 2018
3-Isobutyl-2-methoxypyrazine (IBMP), the most prevalent grape-derived methoxypyrazine, can contribute green bell pepper, vegetative and herbaceous aromas and flavours to wines. At elevated concentrations, this potent odorant may mask desirable fruity and floral aromas in wine and may be considered as a fault.
Chen Liang   +2 more
openaire   +4 more sources

Gas Chromatography‐Based Methods for Profiling Volatile Off‐Aroma Compounds in Grain Legumes: A Review

open access: yesLegume Science, Volume 8, Issue 2, June 2026.
ABSTRACT Instrumental characterisation of the volatile organic compounds (VOCs), responsible for off‐aroma, is mainly centred on gas chromatography‐based techniques. Despite previous reviews that have addressed the chemical compounds and biosynthetic pathways of off‐aroma generation, to date, there is a lack of a comprehensive review that critically ...
Piyumi Chathurangi Wanniarachchi   +3 more
wiley   +1 more source

Impact of leaf removal after berry set on fruit composition and bunch rot in 'Sauvignon blanc' [PDF]

open access: yes, 2016
Leaf removal is a viticultural practice applied to improve cluster microclimate and grape composition. This practice can reduce the incidence of bunch rot but could also promote the degradation of berry methoxypyrazines, key components for the aromatic ...
Peterlunger, E., Sabbatini, P.
core   +6 more sources

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