Showing 1-30 of 163 results for "

B103500

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G Arivazhagan et al.
Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy, 105, 102-108 (2013-01-09)
The results of FTIR spectral measurement on equimolar diisopropyl ether-butyric acid binary mixture and quantum chemical calculations on the complex molecule have been presented. Dielectric studies have been carried out on the binary mixture over the entire composition range and...
Pascal Fuchsmann et al.
Journal of agricultural and food chemistry, 63(34), 7511-7521 (2015-08-01)
To establish the odor profiles of three differently fabricated commercial Swiss Tilsit cheeses, analyses were conducted using headspace solid-phase microextraction gas chromatography-mass spectrometry/pulsed flame photometric detection and gas chromatography-olfactometry to identify and quantitate volatile compounds. In addition, odor quality and...
Stéphanie Rollero et al.
Applied microbiology and biotechnology, 99(5), 2291-2304 (2014-11-22)
Volatile compounds produced by yeast during fermentation greatly influence the organoleptic qualities of wine. We developed a model to predict the combined effects of initial nitrogen and phytosterol content and fermentation temperature on the production of volatile compounds. We used...
4-Heptanone
Davis R, et al.
Organic Syntheses, 47, 75-75 (1967)
Fred Breidt et al.
Journal of food science, 78(3), M470-M476 (2013-03-06)
Commercial cucumber fermentations are typically carried out in 40000 L fermentation tanks. A secondary fermentation can occur after sugars are consumed that results in the formation of acetic, propionic, and butyric acids, concomitantly with the loss of lactic acid and...
Estelle L S Pamboro et al.
Genes, brain, and behavior, 19(4), e12629-e12629 (2019-12-18)
Consumption of foods that are high in fat contribute to obesity and metabolism-related disorders. Dietary lipids are comprised of triglycerides and fatty acids, and the highly palatable taste of dietary fatty acids promotes food consumption, activates reward centers in mammals...
María Romo-Vaquero et al.
PloS one, 9(4), e94687-e94687 (2014-04-16)
Carnosic acid (CA) and rosemary extracts (RE) show body-weight, energy metabolism and inflammation regulatory properties in animal models but the mechanisms are not yet understood. Gut microbiota plays an important role in the host metabolism and inflammatory status and is...
Gili Berkovitch et al.
Journal of medicinal chemistry, 51(23), 7356-7369 (2008-11-15)
Multifunctional acyloxyalkyl ester prodrugs of 5-aminolevulinic acid in cancer cell lines inhibited the proteasome and induced apoptosis and heme synthesis. The most potent prodrug was butyryloxymethyl 5-amino-4-oxopentanoate (1a). The metabolically released formaldehyde from the prodrugs was the dominant factor affecting...
Vijay C Antharam et al.
Journal of clinical microbiology, 51(9), 2884-2892 (2013-06-28)
Clostridium difficile infection (CDI) causes nearly half a million cases of diarrhea and colitis in the United States each year. Although the importance of the gut microbiota in C. difficile pathogenesis is well recognized, components of the human gut flora...
Su-Eon Jin et al.
Journal of pharmaceutical and biomedical analysis, 35(4), 929-936 (2004-06-15)
A rapid and simple high performance liquid chromatography (HPLC) method was developed and validated for determination of levosulpiride in human plasma. After extraction with ethylacetate/methylene chloride (5:1, v/v), analysis of levosulpiride in plasma samples was carried out using a reverse...
Bhupesh Sharma et al.
Toxicology and applied pharmacology, 273(1), 180-188 (2013-08-08)
Arsenic toxicity has been reported to damage all the major organs including the brain and vasculature. Dementia including Alzheimer's disease (AD) and vascular dementia (VaD) are posing greater risk to the world population as it is now increasing at a...
Masanori Matsuura et al.
Nature chemical biology, 5(7), 465-467 (2009-05-26)
We have isolated the small, highly strained carboxylic acid cycloprop-2-ene carboxylic acid from the Asian toxic mushroom Russula subnigricans. This compound is responsible for fatal rhabdomyolysis, a new type of mushroom poisoning that is indicated by an increase in serum...
Preeti Dohare et al.
Free radical biology & medicine, 77, 168-182 (2014-09-17)
The contribution of oxidative stress to ischemic brain damage is well established. Nevertheless, for unknown reasons, several clinically tested antioxidant therapies have failed to show benefits in human stroke. Based on our previous in vitro work, we hypothesized that the...
Megumi Kato et al.
Analytical sciences : the international journal of the Japan Society for Analytical Chemistry, 31(8), 805-814 (2015-08-11)
To ensure the reliability of amino acid analyses, the National Metrology Institute of Japan of the National Institute of Advanced Industrial Science and Technology (NMIJ/AIST) has developed high-purity certified reference materials (CRMs) for 17 proteinogenic amino acids. These CRMs are...
Junya Zhang et al.
Bioresource technology, 200, 253-261 (2015-10-27)
The effects of microwave pretreatment (MW) on co-digestion of food waste (FW) and sewage sludge (SS) have never been investigated. In this study, a series of mesophilic biochemical methane potential (BMP) tests were conducted to determine the optimized ratio of...
Takashi Yamamura et al.
Anticancer research, 34(4), 1701-1708 (2014-04-03)
Tumor angiogenesis is a focus of molecularly-targeted therapies. This study investigated the effect of sodium butyrate (SB), a histone deacetylase inhibitor, on the synthesis of antiangiogenic and lymphangiogenic factors in oral squamous cell carcinoma. Gene alterations in HSC-3 cells were...
Silvia Cantoni et al.
The FEBS journal, 280(9), 2042-2055 (2013-03-08)
Sodium butyrate (BU) is a molecule that acts as a histone deacetylase inhibitor. As compared with its well-known antineoplastic/antiproliferative effects, little is known about BU action on vascular cell dynamics. An imbalance of proliferation and migration in pulmonary arterial smooth...
T Amani et al.
Water environment research : a research publication of the Water Environment Federation, 84(5), 460-472 (2012-08-03)
Volatile fatty acids (VFAs) are key intermediates in anaerobic digestion. Enriched acetogenic and methanogenic cultures were used for the syntrophic anaerobic digestion of VFAs in a continuous fixed-bed reactor at mesophilic conditions. The interactive effects of propionic (HPr), butyric (HBu)...
Junji Sashihara et al.
Virology, 391(2), 249-256 (2009-07-09)
Measurement of neutralizing antibodies to Epstein-Barr virus (EBV) is important for evaluation of candidate vaccines. The current neutralization assay is based on antibody inhibition of EBV transformation of B cells and requires 6 weeks to perform. We developed a rapid...
G Bauer
International journal of cancer, 31(3), 291-295 (1983-03-15)
Corticosteroids can induce the synthesis of EBV antigens in the Burkitt lymphoma line Daudi. As early as 12 h after application of the drug, an increase of EA-positive cells can be seen, the maximum induction being reached after 2 days....
Lara A Skelton et al.
Physiological reports, 3(3) (2015-03-18)
The renal proximal tubule (PT) plays a major role in whole-body pH homeostasis by secreting H(+) into the tubule lumen. Previous work demonstrated that PTs respond to basolateral changes in [CO2] and [HCO3-] by appropriately altering H(+) secretion-responses blocked by...
E D Ehrenpreis et al.
Journal of clinical gastroenterology, 33(1), 36-40 (2001-06-22)
D-Xylose absorption testing is a simple, low-cost method of screening for small intestinal malabsorption. The optimum method to measure D-xylose absorption (serum vs. urine testing) is uncertain. We present a method of improving the accuracy of D-xylose testing. Fifty-one consecutive...
Chunhui Zhang et al.
Current microbiology, 59(6), 656-663 (2009-09-04)
Several issues of butyric acid production with bacteria through fermentation are presented in this review. The current progress including the utilization of butyric acid, the production strains, the metabolic pathway, and regulation are presented in the paper. Process operation modes...
Linda Hong et al.
Langmuir : the ACS journal of surfaces and colloids, 31(24), 6933-6941 (2015-06-02)
Liquid crystalline nanoparticles have shown great potential for application in fields of drug delivery and agriculture. However, optimized approaches to generating these dispersions have long been sought after. This study focused on understanding the mechanism of formation of cubosomes during...
Cassidy C Daw et al.
Cell, 183(2), 474-489 (2020-10-10)
Mg2+ is the most abundant divalent cation in metazoans and an essential cofactor for ATP, nucleic acids, and countless metabolic enzymes. To understand how the spatio-temporal dynamics of intracellular Mg2+ (iMg2+) are integrated into cellular signaling, we implemented a comprehensive...
Keisuke Yaku et al.
Molecular and cellular biochemistry, 370(1-2), 7-14 (2012-07-19)
Dietary fiber fermentation by the colonic bacterial flora produces short-chain fatty acids, acetate, propionate and butyrate. Among them, butyrate is considered to be the major energy substrate for colonocytes and, at least in rats, seems to protect against colonic carcinogenesis....
Laura A Banaszynski et al.
Methods (San Diego, Calif.), 51(1), 3-10 (2010-01-07)
Histones are the major protein components of chromatin, the physiological form of the genome in all eukaryotic cells. Chromatin is the substrate of information-directed biological processes, such as gene regulation and transcription, replication, and mitosis. A long-standing experimental model system...
S Khan et al.
Chemico-biological interactions, 213, 1-12 (2014-02-18)
Type 1 diabetes (T1D) also known as juvenile diabetes is a chronic autoimmune disorder that precipitates in genetically susceptible individuals by environmental factors particularly during early age. Both genetic and epigenetic factors are implicated in the beta-cell development, proliferation, differentiation...
Eduardo Baltierra-Trejo et al.
Bioresource technology, 196, 418-425 (2015-08-12)
The wheat straw lignin-rich fraction (WSLig-RF) can be used as a raw material for the production of metabolites for industrial use if ligninolytic mitosporic fungi are used for its biodegradation into aromatics and short-chain fatty acids (SCFAs, i.e., SCFA2-6). Although...
King-Yiu Lam et al.
The journal of physical chemistry. A, 116(50), 12229-12241 (2012-12-01)
The overall rate constants for the reactions of hydroxyl radicals (OH) with four small methyl esters, namely methyl formate (CH(3)OCHO), methyl acetate (CH(3)OC(O)CH(3)), methyl propanoate (CH(3)OC(O)C(2)H(5)), and methyl butanoate (CH(3)OC(O)C(3)H(7)), were investigated behind reflected shock waves using UV laser absorption...