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Yinguang Chen et al.
Water research, 47(2), 615-622 (2012-12-12)
Volatile fatty acids (VFA) can be used as the additional carbon source of biological nutrient removal (BNR), and the increase of propionic acid percentage in VFA has been reported to facilitate the performance of BNR. In this study a new...
J H Jeng et al.
Journal of periodontology, 70(12), 1435-1442 (2000-01-13)
Various periodontal and root canal pathogens, such as the Bacteroides species, can produce significant amounts of short chain fatty acids (SCFA). The roles of SCFA in the pathogenesis of periodontal disease are still not fully understood. We therefore investigated 2...
H Ogier de Baulny et al.
Journal of inherited metabolic disease, 28(3), 415-423 (2005-05-04)
Organic acidurias comprise many various disorders. Methylmalonic aciduria (MMA) and propionic aciduria (PA) are the most frequent diseases and the two organic acidurias for which we have better knowledge of the long-term outcome. Comparing the outcome of patients born before...
Katrin Konecki et al.
Archives of microbiology, 195(10-11), 759-764 (2013-10-01)
Short-chain fatty acids (SCFAs) are used to preserve food and could be a tool for control of fire blight caused by Erwinia amylovora on apple, pear and related rosaceous plants. Neutralized acids were added to buffered growth media at 0.5–75...
E A Elwakeel et al.
Journal of dairy science, 96(1), 495-505 (2012-11-13)
The objective of these studies was to characterize some factors affecting lysine degradation by mixed ruminal bacteria and by ruminal Fusobacterium necrophorum. Mixed ruminal bacteria degraded lysine, and addition of pure cultures of F. necrophorum did not increase lysine degradation....
Tomoko Ariga et al.
Journal of chromatography. B, Analytical technologies in the biomedical and life sciences, 985, 48-53 (2015-02-07)
Iron (Fe) is an essential element for higher plants, which take it up from the soil at the root surface and transport it to shoots through the xylem. Fe(III) chelators, such as organic acids and phytosiderophores, play important roles in...
Matti Marklund et al.
The Journal of nutrition, 143(10), 1573-1578 (2013-08-16)
Two phenolic acids, 3,5-dihydroxybenzoic acid (DHBA) and 3-(3,5-dihydroxyphenyl)- propanoic acid (DHPPA), are the major metabolites of cereal alkylresorcinols (ARs). Like their precursors, AR metabolites have been suggested as biomarkers for intake of whole-grain wheat and rye and as such could...
Maria Elisa da Silva Nunes Gomes Miranda et al.
The journal of adhesive dentistry, 16(2), 115-122 (2014-04-01)
This study evaluated the sorption and solubility of self-etching adhesive systems after immersion in distilled water, lactic acid, and propionic acid. Specimens of 2 two-step (P90 System Adhesive [P90], Clearfil SE Bond [CSE]) and 1 single-step (Adper Easy One [AEO])...
The many roles for fluorine in medicinal chemistry.
William K Hagmann
Journal of medicinal chemistry, 51(15), 4359-4369 (2008-06-24)
Luc M LeBlanc et al.
Molecules (Basel, Switzerland), 17(12), 14637-14650 (2012-12-12)
Caffeic acid phenethyl ester (CAPE) is a bioactive component isolated from propolis. A series of CAPE analogues was synthesized and their antiradical/antioxidant effects analyzed. The effect of the presence of the double bond and of the conjugated system on the...
Oleg M Alekseev et al.
The Journal of biological chemistry, 280(4), 2904-2911 (2004-11-10)
NASP (nuclear autoantigenic sperm protein) is a linker histone-binding protein found in all dividing cells that is regulated by the cell cycle (Richardson, R. T., Batova, I. N., Widgren, E. E., Zheng, L. X., Whitfield, M., Marzluff, W. F., and...
B D Ridge et al.
The British journal of dermatology, 118(2), 167-174 (1988-02-01)
Using a hypomitotic agent, triamcinolone acetonide, and a hypermitotic agent, retinyl propionate, we investigated the relationship between epidermal mitotic activity and stratum corneum renewal time of topically treated skin as determined by the dansyl chloride staining technique. Treatment with the...
Harry Michael Falk et al.
Bioprocess and biosystems engineering, 38(2), 237-249 (2014-08-22)
An ATR-MIR-FTIR spectrometer was integrated into a laboratory scale anaerobic digestion setup. Automatically, a sludge sample from the digester was transferred to a measurement cell; an IR spectrum was recorded and evaluated by chemometric models to estimate the concentration of...
B C Bernhard et al.
Journal of animal science, 90(13), 4857-4865 (2012-10-11)
Crossbred steers (n = 20; 235 ± 4 kg) were fed for 53 d during a receiving period to determine if supplementing chromium (Cr; KemTRACE Chromium Propionate 0.04%, Kemin Industries, Des Moines, IA) would alter glucose or lipid metabolism of...
Jessica Karlsson et al.
PloS one, 9(7), e103589-e103589 (2014-07-26)
In addition to their effects upon prostaglandin synthesis, the non-steroidal anti-inflammatory drugs ibuprofen and flurbiprofen inhibit the metabolism of the endocannabinoids 2-arachidonoylglycerol (2-AG) and anandamide (AEA) by cyclooxygenase-2 (COX-2) and fatty acid amide hydrolase (FAAH), respectively. Here, we investigated whether...
Nadja Mannowetz et al.
PloS one, 7(7), e41030-e41030 (2012-08-23)
To reach the egg in the ampulla, sperm have to travel along the female genital tract, thereby being dependent on external energy sources and substances to maintain and raise the flagellar beat. The vaginal fluid is rich in lactate, whereas...
Sheena N Smith et al.
Nature communications, 5, 5223-5223 (2014-11-08)
Binding of a T-cell receptor (TCR) to a peptide/major histocompatibility complex is the key interaction involved in antigen specificity of T cells. The recognition involves up to six complementarity determining regions (CDR) of the TCR. Efforts to examine the structural...
Maria F Mendoza et al.
Biochemistry, 51(40), 8014-8026 (2012-09-20)
NAD(P)H:quinone oxidoreductase type I (NQO1) is a target enzyme for triggered delivery of drugs at inflamed tissue and tumor sites, particularly those that challenge traditional therapies. Prodrugs, macromolecules, and molecular assemblies possessing trigger groups that can be cleaved by environmental...
Carlota Tayà et al.
Biotechnology and bioengineering, 110(2), 391-400 (2012-08-14)
The presence of suitable carbon sources for enhanced biological phosphorus removal (EBPR) plays a key role in phosphorus removal from wastewater in urban WWTP. For wastewaters with low volatile fatty acids (VFAs) content, an external carbon addition is necessary. As...
Gregory Kaler et al.
The Journal of biological chemistry, 282(33), 23841-23853 (2007-06-08)
Organic anion transporters (OATs, SLC22) interact with a remarkably diverse array of endogenous and exogenous organic anions. However, little is known about the structural features that determine their substrate selectivity. We examined the substrate binding preferences and transport function of...
C J L Silwood et al.
Journal of dental research, 81(6), 422-427 (2002-07-05)
We have explored the ability of high-resolution NMR techniques to (1) index salivary biomolecules and (2) provide valuable data regarding intra- and inter-subject variability in the concentrations of a series of components readily determinable by this technique (organic acids and...
Bert Wouters et al.
Journal of chromatography. A, 1370, 63-69 (2014-12-03)
The gradient-performance limits of capillary ion chromatography have been assessed at maximum system pressure (34.5 MPa) using capillary columns packed with 4.1 μm macroporous anion-exchange particles coated with 65 nm positively-charged nanobeads. In analogy to the van-Deemter curve, the gradient...
Sumit Bhatnagar et al.
Journal of pharmaceutical sciences, 103(10), 3276-3286 (2014-07-23)
Low and heterogeneous delivery of drugs and imaging agents to tumors results in decreased efficacy and poor imaging results. Systemic delivery involves a complex interplay of drug properties and physiological factors, and heterogeneity in the tumor microenvironment makes predicting and...
Anders H Honoré et al.
Analytical and bioanalytical chemistry, 405(25), 8151-8170 (2013-08-21)
Co-cultures of specific lactic and propionic acid bacteria have been shown to have an antagonistic effect against yeast and moulds in dairy systems. In studies of these co-cultures by bioassay-guided fractionation and analysis, numerous compounds have been reported to inhibit...
Tamar L Greaves et al.
Physical chemistry chemical physics : PCCP, 17(4), 2357-2365 (2014-12-06)
A high-throughput approach was developed in order to prepare and dry a series of protic ionic liquids (PILs) from 48 Brønsted acid-base combinations. Many combinations comprised an alkyl carboxylic acid paired with an alkyl amine. Visual screens were developed to...
Nicole M Payton et al.
Journal of pharmaceutical sciences, 103(12), 3869-3878 (2014-10-14)
Because aqueous liposomal formulations containing multiply unsaturated lipids are susceptible to chemical degradation, these formulations are often lyophilized. Despite their limited chemical stability, interest in the use of multiply unsaturated lipids to promote intracellular delivery has increased considerably in recent...
Hossein Bayahia et al.
Chemical communications (Cambridge, England), 49(37), 3842-3844 (2013-03-19)
Amorphous silica and crystalline silicalite (MFI structure) are demonstrated to be active and environmentally benign catalysts for propionic acid ketonisation at 450-500 °C to form 3-pentanone. The silicalite is particularly efficient, and its ketonisation selectivity is increased by base modification...
Lalit D Kagliwal et al.
Bioresource technology, 129, 694-699 (2013-01-30)
A process for the fermentative production of propionic acid from whole wheat flour using starch and gluten as nutrients is presented. Hydrolysis of wheat flour starch using amylases was optimized. A batch fermentation of hydrolysate supplemented with various nitrogen sources...
Structural elucidation and in vitro fermentation of extracellular ?-d-glucan from Lactobacillus reuteri SK24. 003
Miao M, et al.
Bioactive Carbohydrates and Dietary Fibre, 6(2), 109-116 (2015)
Kathleen Machiels et al.
Gut, 63(8), 1275-1283 (2013-09-12)
Bacteria play an important role in the onset and perpetuation of intestinal inflammation in inflammatory bowel disease (IBD). Unlike in Crohn's disease (CD), in which dysbiosis has been better characterised, in ulcerative colitis (UC), only small cohorts have been studied...
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