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Hiroyuki Yamashita et al.
Pharmaceutical research, 31(8), 1946-1957 (2014-02-14)
The advent of cocrystals has demonstrated a growing need for efficient and comprehensive coformer screening in search of better development forms, including salt forms. Here, we investigated a coformer screening system for salts and cocrystals based on binary phase diagrams
Jacqueline Pereira Vistuba et al.
Journal of chromatography. A, 1396, 148-152 (2015-04-22)
This paper reports the development of a sub-minute separation method by capillary zone electrophoresis for the determination of aspartame, cyclamate, acesulfame-K and saccharin in food products and pharmaceutical samples. Separations were performed in a fused uncoated silica capillary with UV
Erika M Palmieri et al.
Biochimica et biophysica acta, 1847(8), 729-738 (2015-04-29)
The mitochondrial citrate-malate exchanger (CIC), a known target of acetylation, is up-regulated in activated immune cells and plays a key role in the production of inflammatory mediators. However, the role of acetylation in CIC activity is elusive. We show that
Feng Li et al.
Journal of natural products, 73(4), 623-627 (2010-03-24)
Three new flavonoids, (2R,3R)-3,5-dihydroxy-7-methoxyflavanone 3-(2-methyl)butyrate (1), (7''R)-8-[1-(4'-hydroxy-3'-methoxyphenyl)prop-2-en-1-yl]chrysin (2), and (7''R)-8-[1-(4'-hydroxy-3'-methoxyphenyl)prop-2-en-1-yl]galangin (3), together with 41 known compounds (4-44) were isolated from a methanolic extract of Mexican propolis. Compounds 2 and 3 are unique natural flavones containing a 1-phenylallyl moiety. The in
Rulin Cai et al.
Materials science & engineering. C, Materials for biological applications, 33(4), 2070-2077 (2013-03-19)
We report here a novel approach to fabricate a nanostructured micelle as potential drug carriers and the relationship between the morphological structure and the preparation condition. The polymeric micelle aggregates constructed by self-assembly compose of the poly(ε-caprolactone)/monomethoxy poly(ethylene glycol) linear-dendritic
Yasmin M Attia et al.
BMC cancer, 15, 838-838 (2015-11-04)
Tamoxifen is the standard endocrine therapy for ER+ breast cancer; however, many women still relapse after long-term therapy. 3-Bromopyruvate, a glycolytic inhibitor, has shown high selective anti-tumor activity in vitro, and in vivo. The aim of this study was to
Ertan Ermis et al.
International journal of food microbiology, 204, 111-117 (2015-04-14)
In this study, cranberry and lingonberry concentrates were added to commercial sugar-reduced fruit spreads (raspberry-Aloe vera, strawberry-guava, and strawberry-lime), and tested for their antifungal activities. Selected strains of the species Absidia glauca, Penicillium brevicompactum, Saccharomyces cerevisiae and Zygosaccharomyces bailii, as
Qaisar Manzoor et al.
Bioresource technology, 132, 446-452 (2013-02-26)
The sorption of Pb(II) and Cu(II) form aqueous media by Rosa bourbonia waste phyto-biomass (RBWPB) pretreated with organic acids was investigated as a function of biosorbent dosage, initial metal ions concentration and contact time. The equilibrium biosorption data was analyzed
Nicolas Gautschi et al.
International journal of pharmaceutics, 491(1-2), 218-230 (2015-07-02)
There is a growing interest in drug-phospholipid complexes and similar formulations that are mostly solid dispersions with high drug load. This study aims to explore the feasibility of such phospholipid-based solid dispersions as well as to characterize them. A particular
Yoshiki Asakawa et al.
Journal of separation science, 37(19), 2641-2651 (2014-07-22)
A novel metal aquo-ion affinity chromatography has been developed for the analysis of basic compounds using heat-treated silica gel containing hydrated metal cations (metal aquo-ions) as the packing material. The packing materials of the metal aquo-ion affinity chromatography were prepared
Thierry Franck et al.
Chemico-biological interactions, 206(2), 194-203 (2013-09-26)
We investigated the antioxidant activities of some phenolic acid derivatives on a cell free system and on cellular and enzymatic models involved in inflammation. The stoichiometric antioxidant activities of phenolic acid derivatives were studied by measuring their capacity to scavenge
Xiao-Dong Cheng et al.
Talanta, 141, 8-14 (2015-05-13)
The present study described the preparation and application of zwitterionic stationary phases (ACS) with controllable ratio of positively charged tertiary amine groups and negatively charged carboxyl groups. Various parameters, including water content, pH values and ionic strength of the mobile
Hendrik Führs et al.
Journal of experimental botany, 63(1), 329-340 (2011-09-22)
Genotypic- and silicon (Si)-mediated differences in manganese (Mn) tolerance of cowpea (Vigna unguiculata) arise from a combination of symplastic and apoplastic traits. A detailed metabolomic inspection could help to identify functional associations between genotype- and Si-mediated Mn tolerance and metabolism.
Frederic De Wael et al.
Bioorganic & medicinal chemistry, 17(13), 4336-4344 (2009-05-30)
A series of 5-aryl and 3,5-diaryl-2-amino-1,4-pyrazines and the derived imidazopyrazinones has been synthesized to study the chemical oxidative degradation of the bicyclic systems in vitro. Imidazopyrazinones mainly degraded following two independent pathways producing their precursors, namely aminopyrazines, and the corresponding
Michel Wagner et al.
Rapid communications in mass spectrometry : RCM, 29(18), 1632-1640 (2015-10-16)
An isotopic labeling strategy based on derivatizing amine-containing metabolites has been developed using light ((12) C6 ) and heavy ((13) C6 ) N-benzoyloxysuccinimide reagents for semi-targeted metabolomic applications. Differentially labeled samples were combined and analyzed simultaneously by liquid chromatography/high-resolution tandem
Mei Wang et al.
AAPS PharmSciTech, 13(4), 1348-1354 (2012-10-12)
A novel drug delivery system consisting of benzoic acid, 2-hydroxy-, 2-D-ribofuranosylhydrazide (BHR)-loaded solid lipid nanoparticles (BHR-SLNs) was prepared using the emulsification-evaporation technique. The mean particle size of the BHR-SLNs measured by photon correlation spectroscopy was about 75 nm. BHR-SLN morphology was
K V Dileep et al.
Molecular bioSystems, 11(7), 1973-1979 (2015-05-01)
Inflammation is considered to be a key factor in major diseases like cancer, Alzheimer's disease, Parkinson's disease, etc. For the past few decades, pharmaceutical companies have explored new effective medications against inflammation. As a part of their detailed studies, many
Zi-Qi Shi et al.
Journal of chromatography. A, 1345, 78-85 (2014-05-06)
Quality standardization of herbal medicines (HMs) is an important task with great challenges. Selection of abundant compounds as markers is currently a major approach for the quality control of HMs; however, such marker compounds are irrelevant to the bioactivities in
Pinghua Ling et al.
Biosensors & bioelectronics, 71, 373-379 (2015-05-08)
An electrochemical DNA sensor was developed based on the electrocatalysis of porphyrinic metal-organic framework (MOF) and triple-helix molecular switch for signal transduction. The streptavidin functionalized zirconium-porphyrin MOF (PCN-222@SA) was prepared as signal nanoprobe via covalent method and demonstrated high electrocatalysis
Petra Lovecka et al.
BioMed research international, 2015, 381264-381264 (2015-09-05)
The benzonitrile herbicides bromoxynil, chloroxynil, dichlobenil, and ioxynil have been used actively worldwide to control weeds in agriculture since 1970s. Even though dichlobenil is prohibited in EU since 2008, studies addressing the fate of benzonitrile herbicides in the environment show
N M Nielsen et al.
Journal of pharmaceutical sciences, 77(4), 285-298 (1988-04-01)
Benzoic acid esters of various substituted 2-hydroxyacetamides (glycolamides) were found to be hydrolyzed extremely rapidly in human plasma solutions, the half-lives of hydrolysis being less than 5 s in 50% plasma solutions for some N,N-disubstituted glycolamide esters. The rapid rate
Ali Kakanejadifard et al.
Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy, 106, 80-85 (2013-02-05)
The new Schiff base 4,4'-(1E,1'E)-(3,3'-(1E,1'E)-(pyridine-2,6-diylbis(azan-1-yl-1-ylid ene))bis(methan-1-yl-1-ylidene)bis(4-hydroxy-3,1-phenylene))bis(diazene-2,1-diyl)dibenzoic acid (1) was prepared from the condensation reaction of 2,6-diaminopyridine with 4-((3-formyl-4-hydroxyphenyl)diazenyl)benzoic acid in methanol. The compound 1 is potentially an N, O multidentate chelating ligand which could form stable complexes with metal ions
Benzoic acid intermediates in the anaerobic biodegradation of phenols.
K L Londry et al.
Canadian journal of microbiology, 38(1), 1-11 (1992-01-01)
Chenlin Shen et al.
European journal of pharmaceutical sciences : official journal of the European Federation for Pharmaceutical Sciences, 78, 214-224 (2015-08-02)
Hesperetin, the aglycone of hesperidin, occurs naturally in citrus fruits. It exerts extensive pharmacological activities. However, hesperetin's poor solubility and low bioavailability limit its wide application. In order to overcome these limitations, recently a series of novel hesperitin derivatives containing
Rasha H Alghamdi et al.
European journal of medicinal chemistry, 92, 890-907 (2015-02-14)
High level of Low Density Lipoprotein-Cholesterol (LDL-C) in circulation in the blood is associated with an elevated risk of cardiovascular disease (CVD) and stroke. Currently the statin drugs which inhibit the enzyme HMG-CoA reductase responsible for cholesterol synthesis in the
Mariana C F C B Damião et al.
Archiv der Pharmazie, 347(12), 885-895 (2014-10-07)
A novel class of benzo[d][1,3]dioxol-5-ylmethyl alkyl/aryl amide and ester analogues of capsaicin were designed, synthesized, and evaluated for their cytotoxic activity against human and murine cancer cell lines (B16F10, SK-MEL-28, NCI-H1299, NCI-H460, SK-BR-3, and MDA-MB-231) and human lung fibroblasts (MRC-5).
Gang Wen et al.
Journal of hazardous materials, 275, 193-199 (2014-05-27)
Oxidative degradation of organic pollutants and its mechanism were investigated in aqueous solution using zero valent copper (ZVC) under aerobic atmosphere condition. Diethyl phthalate (DEP) was completely oxidized after 120 min reaction by ZVC at initial pH 2.5 open to
Daniel R Swale et al.
PloS one, 9(8), e103713-e103713 (2014-08-08)
Recent studies suggest that N, N-diethyl-meta-toluamide (DEET) is an acetylcholinesterase inhibitor and that this action may result in neurotoxicity and pose a risk to humans from its use as an insect repellent. We investigated the mode of action of DEET
Milan Hutta et al.
Journal of chromatography. A, 1408, 72-77 (2015-07-06)
Novel anion-exchange liquid chromatographic method with step gradient of aqueous EDTA(4-) based mobile phase elution has been developed to profile available Slovak soil humic substances and alkaline extracts of various soils. The method utilize short glass column (30mm×3mm) filled in
D J Elder et al.
FEMS microbiology reviews, 13(4), 441-468 (1994-04-01)
Simple homocyclic aromatic compounds are extremely abundant in the environment and are derived largely from lignin. Such compounds may enter anaerobic environments and several groups of bacteria, exhibiting diverse energy-yielding mechanisms, have evolved the capacity to overcome the thermodynamic stability
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