acetoin


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acetoin

[ə′sed·ə·wən]
(organic chemistry)
CH3COCHOHCH3 A slightly yellow liquid, melting point 15°C, used as an aroma carrier in the preparation of flavors and essences; produced by fermentation or from diacetyl by partial reduction with zinc and acid.
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Flavoring chemicals in e-cigarettes: diacetyl, 2,3-pentanedione, and acetoin in a sample of 51 products, including fruit-, candy-, and cocktail-flavored e-cigarettes.
Endotoxin and (1[right arrow]3)-[beta]-D-Glucan Contamination in Electronic Cigarette Products Sold in the United States
Vape liquids contain propylene glycol, nicotine, and flavoring chemicals such as diacetyl, cinnamaldehyde, acetoin, maltol, and pentanedione.
Vaping liquid safety; Apple cider vinegar claims
In biochemical tests the bacterial isolates were positive for the citrate utilization, H2S production, urea hydrolysis, deaminase, acetoin production and hydrolysis of gelatin.
MORPHOLOGICAL, BIOCHEMICAL AND GENETIC CHARACTERIZATION OF CITRUS CANKER PATHOGEN (XANTHOMONASAXONOPODIS) FROM CITRUS CULTIVARS OF PUNJAB, PAKISTAN
The following biochemical tests were performed: saline mannitol agar, catalase, coagulase, pyr (pyrrolidonyl-beta-naphthylamide) and acetoin. Subsequently, the samples were analyzed by mass spectrometry at the Special Bacteriology Service of the National Institute of Infectious Diseases (Dr.
Staphylococcus sp, antimicrobial treatment and resistance in canine superficial bacterial pyoderma
Wine, bread, yoghurt, cream, etc., are known to exude a pleasant aroma--such as ethanol, acetaldehyde, acetoin, diacetyl, acetate - and/or specific rheological features after fermentation (1).
Development of a Fermented Dairy Product as an Ingredient to be Added to Low-Fat Bakery Goods : Instrumental and Sensory Analyses of Textural and Aromatic Characteristics
The rebalanced pathway significantly enhances acetoin production by disruption of acetoin reductase gene and moderate-expression of a new water-forming NADH oxidase in Bacillus subtilis.
A Feasibility Study to Evaluate Bacillus subtilisas a Host for Producing Recombinant Human Parathyroid Hormone
Biochemical examinations analyzed catalase, oxidase, coagulase, and urease production, carbohydrate fermentation (mannitol, sucrose, and trehalose), arginine production, Voges Proskauer (for acetoin production), and response to polymyxin B.
Frequency and antimicrobial susceptibility of Staphylococcus pseudintermedius in dogs with otitis externa/ Frequencia e sensibilidade antimicrobiana de Staphylococcus pseudintermedius isolados de caes com otite externa
As expected, acetone, 2-butanone, acetoin, and 6-methyl-5-hepten-2-one were dominant volatile compounds.
Comparative Evaluation of the Antioxidant Capacities, Organic Acids, and Volatiles of Papaya Juices Fermented by Lactobacillus acidophilus and Lactobacillus plantarum
Next, the tubes were incubated for 15 minutes at 60[degrees]C to create acetoin from the reaction of sulfuric acid with acetolactate.
Mutation of Trp-574-Leu ALS gene confers resistance of radish biotypes to iodosulfuron and imazethapyr herbicides/Mutacao da Trp-574-Leu do gene ALS confere resistencia de biotipos de nabo ao herbicida iodosulfurom e imazetapir
The possible food-associated volatile, acetoin, was tested because it is a microbial metabolic product attractive to nitidulids and a component of Lepidoptera frass (Davis et al.
Evaluation of lures for monitoring silk flies (Diptera: Ulidiidae) in sweet corn
Flavoring chemicals in e-cigarettes: diacetyl, 2, 3-pentanedione, and acetoin in a sample of 51 products, including fruit-, candy-, and cocktail-flavored e-cigarettes.
Electronic Cigarette (E-Cigarette) Using: Toxicological Aspects
A from pyruvic acid oxidation product of glucose, they can form the acetylmethylcarbinol (acetoin).
Evaluation of the microbiological quality of broiler meat and antimicrobial susceptibility of isolates

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