Biocatalytic oxidation of fatty alcohols into aldehydes for the flavors and fragrances industry

D Ribeaucourt, B Bissaro, F Lambert, M Lafond… - Biotechnology …, 2022 - Elsevier
From Egyptian mummies to the Chanel n° 5 perfume, fatty aldehydes have long been used
and keep impacting our senses in a wide range of foods, beverages and perfumes. Natural …

Oxygen activation in flavoprotein oxidases: the importance of being positive

G Gadda - Biochemistry, 2012 - ACS Publications
The oxidation of flavin hydroquinones by O2 in solution is slow, with second-order rate
constants of∼ 250 M–1 s–1. This is due to the obligatory, single-electron transfer that …

Electrochemical micro analytical device interfaced with portable potentiostat for rapid detection of chlorpyrifos using acetylcholinesterase conjugated metal organic …

S Nagabooshanam, S Roy, A Mathur, I Mukherjee… - Scientific reports, 2019 - nature.com
Abstract An Electrochemical micro Analytical Device (EµAD) was fabricated for sensitive
detection of organophosphate pesticide chlorpyrifos in the food chain. Gold microelectrode …

On the catalytic mechanism of choline oxidase

Fan, G Gadda - Journal of the American Chemical Society, 2005 - ACS Publications
Choline oxidase catalyzes the four-electron oxidation of choline to glycine betaine, with
betaine aldehyde as an intermediate. In this study, primary deuterium and solvent kinetic …

The intrinsic fluorescence of FAD and its application in analytical chemistry: a review

J Galbán, I Sanz-Vicente, J Navarro… - … and Applications in …, 2016 - iopscience.iop.org
This review (with 106 references) mainly deals with the analytical applications of flavin-
adenine dinucleotide (FAD) fluorescence. In the first section, the spectroscopic properties of …

On the Catalytic Role of the Conserved Active Site Residue His466 of Choline Oxidase

M Ghanem, G Gadda - Biochemistry, 2005 - ACS Publications
The oxidation of alcohols to aldehydes is catalyzed by a number of flavin-dependent
enzymes, which have been grouped in the glucose-methanol-choline oxidoreductase …

Metal-Triggered FAD Reduction in d-2-Hydroxyglutarate Dehydrogenase from Pseudomonas aeruginosa PAO1

JA Quaye, G Gadda - ACS Bio & Med Chem Au, 2024 - ACS Publications
Alcohol oxidation is an indispensable chemical reaction in biological systems. This process,
biologically catalyzed by alcohol dehydrogenases (ADHs) and alcohol oxidases (AOXs) …

Kinetic and chemical characterization of aldehyde oxidation by fungal aryl-alcohol oxidase

P Ferreira, A Hernández-Ortega… - Biochemical …, 2010 - portlandpress.com
Fungal AAO (aryl-alcohol oxidase) provides H2O2 for lignin biodegradation. AAO is active
on benzyl alcohols that are oxidized to aldehydes. However, during oxidation of some …

Hydride transfer made easy in the reaction of alcohol oxidation catalyzed by flavin-dependent oxidases

G Gadda - Biochemistry, 2008 - ACS Publications
Choline oxidase (EC 1.1. 3.17; choline-oxygen 1-oxidoreductase) catalyzes the two-step,
four-electron oxidation of choline to glycine betaine with betaine aldehyde as enzyme …

Cloning, sequence analysis, and purification of choline oxidase from Arthrobacter globiformis: a bacterial enzyme involved in osmotic stress tolerance

F Fan, M Ghanem, G Gadda - Archives of biochemistry and biophysics, 2004 - Elsevier
Choline oxidase catalyzes the four-electron oxidation of choline to glycine betaine, one of a
limited number of compounds that accumulate to high levels in the cytoplasm of cells to …