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Analysis of strawberry flavour?discrimination of aroma types by quantification of volatile compounds.
Ulrich D, et al.
European Food Research and Technology, 205(3), 218-223 (1997)
Yanqiong Guo et al.
Microbiological research, 167(4), 246-252 (2011-11-26)
The yeast Yarrowia lipolytica growing on methyl ricinoleate can produce γ-decalactone, the worthy aroma compound, which can exhibit fruity and creamy sensorial notes, and recognized internationally as a safe food additive. Unfortunately, the yield is poor because of lactone degradation
Gilles Feron et al.
Canadian journal of microbiology, 53(6), 738-749 (2007-08-02)
The sensitivity of Sporidiobolus ruinenii yeast to the use of reducing agents, reflected in changes in the oxidoreduction potential at pH 7 (Eh7) environment, ricinoleic acid methyl ester catabolism, gamma-decalactone synthesis, cofactor level, beta-oxidation activity, and ultrastructure of the cell
Mattias C Larsson et al.
Journal of chemical ecology, 29(3), 575-587 (2003-05-22)
Osmoderma eremita (Scopoli) is an endangered scarab beetle living in hollow trees. It has mainly been known for its characteristic odor, typically described as a fruity, peachlike or plumlike aroma. The odor emanating from a single beetle can sometimes be
Glenn P Svensson et al.
Journal of chemical ecology, 34(2), 189-197 (2008-02-01)
The scarab beetle Osmoderma eremita and its larval predator, the click beetle Elater ferrugineus, are threatened saproxylic beetles regarded as indicators of the species-richness of insect fauna of hollow deciduous trees. Male O. eremita produce the pheromone (R)-(+)-gamma-decalactone to attract
Jerzy Bełtowski et al.
Atherosclerosis, 170(1), 21-29 (2003-09-06)
Obesity is an important risk factor of atherosclerosis; however, the mechanism of proatherogenic effect of obesity is not definitely established. Recent studies suggest an important role of leptin in obesity associated complications. We investigated the effect of chronic hyperleptinemia on
Mohamed Alchihab et al.
Applied biochemistry and biotechnology, 162(1), 233-241 (2009-08-15)
The production of gamma-decalactone and 4-hydroxydecanoic acid by the psychrophilic yeast R. aurantiaca was studied. The effect of both compounds on the growth of R. aurantiaca was also investigated and our results show that gamma-decalactone must be one of the
Scale-up of natural product formation and isolation.
Ralf G Berger et al.
Molecular nutrition & food research, 49(8), 732-743 (2005-07-02)
Laura E Korhonen et al.
Journal of medicinal chemistry, 48(11), 3808-3815 (2005-05-27)
The purpose of this study was to determine the cytochrome P450 1A2 (CYP1A2) inhibition potencies of structurally diverse compounds to create a comprehensive three-dimensional quantitative structure-activity relationship (3D-QSAR) model of CYP1A2 inhibitors and to use this model to predict the
Erandi Escamilla García et al.
Biotechnology journal, 2(10), 1280-1285 (2007-09-22)
beta-Oxidation is a cyclic pathway involved in the degradation of lipids. In yeast, it occurs in peroxisomes and the first step is catalyzed by an acyl-CoA oxidase (Aoxp). The yeast Yarrowia lipolytica possesses several genes (POX) coding for Aoxps. This
Mohatmed Abdel-Latief et al.
Proceedings of the National Academy of Sciences of the United States of America, 105(26), 8914-8919 (2008-06-27)
Epoxide hydrolases (EHs) are enzymes occurring in virtually any living organism. They catalyze the hydrolysis of epoxide containing lipids and are involved in crucial mechanisms, such as the detoxification of xenobiotics or the regulation of inflammation and blood pressure. Here
Aroma characterization of various apricot varieties using headspace?solid phase microextraction combined with gas chromatography?mass spectrometry and gas chromatography?olfactometry.
Guillot S, et al.
Food Chemistry, 96(1), 147-155 (2006)
N Reis et al.
Biotechnology letters, 28(7), 485-490 (2006-04-15)
A novel micro-bioreactor based on the oscillatory flow technology was applied to the scale-down of the biotechnological production of gamma-decalactone. A decrease up to 50% of the time required to obtain the maximum concentration of the compound was observed, when
Carla Cristina Soares Viana et al.
Life sciences, 80(11), 1014-1019 (2007-01-09)
Gamma-decanolactone is a monoterpene compound, which is shown to be active in some animal models. The psychopharmacological evaluation of this compound in mice has revealed that it has a dose-dependent effect on the central nervous system, including hypnotic, anticonvulsant and
Nelma Gomes et al.
Biotechnology letters, 33(8), 1601-1606 (2011-03-25)
Oil-in-water emulsions composed of methyl ricinoleate (MR) or castor oil (CO) as the organic phase, stabilized by Tween 80, are in the basis of the biotechnological production of γ-decalactone. Yarrowia lipolytica was used due to its ability to grow on
Y Waché et al.
Applied microbiology and biotechnology, 61(5-6), 393-404 (2003-05-24)
The gamma- and delta-lactones of less than 12 carbons constitute a group of compounds of great interest to the flavour industry. It is possible to produce some of these lactones through biotechnology. For instance, gamma-decalactone can be obtained by biotransformation
Nancy Pulido-Mayoral et al.
Biotechnology progress, 20(5), 1608-1613 (2004-10-02)
The sizes of air bubbles and castor oil drops were studied by image analysis as a function of the concentration of soluble protein (bovine serum albumin [BSA] and lipase, as model proteins) in a three-phase system using a simulated fermentation
M Aguedo et al.
Biotechnology letters, 27(20), 1617-1621 (2005-10-26)
Yarrowia lipolytica converts methyl ricinoleate to gamma-decalactone, a high-value fruity aroma compound. The highest amount of 3-hydroxy-gamma-decalactone produced by the yeast (263 mg l(-1)) occurred by increasing the k(L)a up to 120 h(-1) at atmospheric pressure; above it, its concentration
M Aguedo et al.
Journal of applied microbiology, 94(2), 258-265 (2003-01-22)
To study the fundamental mechanisms of toxicity of the fruity aroma compound gamma-decalactone, that lead to alterations in cell viability during its biotechnological production by yeast cells; Yarrowia lipolytica that is able to produce high amounts of this metabolite was
Microbial production of flavors for the food industry. A case study on the production of gamma-decalactone, the key compound of peach flavor, by the yeasts Sporidiobolus sp
Dufosse L, et al.
Food Science and Biotechnology, 11(2), 192-202 (2002)
Nelma Gomes et al.
Biotechnology letters, 34(4), 649-654 (2011-12-14)
Constant medium feeding rate and intermittent fed-batch fermentation strategies were investigated aiming to increase the yields of γ-decalactone production by Yarrowia lipolytica, using methyl ricinoleate as substrate and ricinoleic acid source. The accumulation of another compound, 3-hydroxy-γ-decalactone, was also analyzed
Mohamed Alchihab et al.
Applied biochemistry and biotechnology, 158(1), 41-50 (2008-07-22)
Among 18 psychrophilic strains isolated near the Antarctic Station, the psychrophilic strain Rhodotorula aurantiaca A19 was selected for its ability of growth and gamma-decalactone production at low temperatures. The effects of temperature, initial pH, and castor oil concentration on the
E Escamilla García et al.
Journal of applied microbiology, 103(5), 1508-1515 (2007-10-24)
To detect rate-limiting steps in the production of lactones by studying the combined effect of pH and aeration on their accumulation. A Doehlert experimental design was chosen to evaluate the accumulation of four lactones in the pH (3.5-7.3) and K(L)a
Paulo Alexandre de Oliveira et al.
Experimental brain research, 187(1), 161-166 (2008-02-06)
Gamma-decanolactone is a monoterpene compound, and its psychopharmacological evaluation in mice revealed that it has a dose-dependent effect on the central nervous system, with hypnotic, anticonvulsant, and hypothermic activity. The aim of the present study was to investigate the effect
Adelaide Braga et al.
Applied biochemistry and biotechnology, 169(7), 2202-2211 (2013-02-20)
The main aim of this study was to compare different materials for Y. lipolytica immobilization that could be used in the production of γ-decalactone (a peach-like aroma) in order to prevent the toxic effect both of the substrate and the
Mohamed Alchihab et al.
Journal of industrial microbiology & biotechnology, 37(2), 167-172 (2009-11-11)
During the biotransformation of castor oil into gamma-decalactone, R. aurantiaca produced both the lactone form and its precursor (4-hydroxydecanoic acid). After six days of culture, a maximum yield of gamma-decalactone of 6.5 g/l was obtained. The parameters of gamma-decalactone adsorption
Mario Aguedo et al.
Biotechnology letters, 27(6), 417-422 (2005-04-19)
The surface of the lipid-degrading yeast, Yarrowia lipolytica, was characterized by contact angle and zeta potential (zeta) measurements. The cells were mainly hydrophilic with a negative charge that was only affected from pH 2 to 4. To study the effects
Hirotoshi Tamura et al.
Journal of agricultural and food chemistry, 53(13), 5397-5401 (2005-06-23)
Authenticity assessment of gamma-decalactone (1) and delta-decalactone (2) from peach (Prunus persica var. persica), apricot (Prunus armeniaca), and nectarine (Prunus persica var. nectarina) was performed using gas chromatography-isotope ratio mass spectrometry (GC-IRMS) in the combustion (C) and pyrolysis (P) mode.
Markus Lübke et al.
Journal of agricultural and food chemistry, 50(24), 7094-7099 (2002-11-14)
Interactions between a well-characterized protein, beta-lactoglobulin, and two flavor compounds, beta-ionone and gamma-decalactone, were studied by 2D NMR spectroscopy. NMR spectra were recorded in aqueous solution (pH 2.0, 12 mM NaCl, 10% D(2)O) under conditions such that beta-lactoglobulin is present
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