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Jacqueline Ramírez et al.
Drug metabolism and disposition: the biological fate of chemicals, 43(7), 928-935 (2015-04-15)
OTS167 is a potent maternal embryonic leucine zipper kinase inhibitor undergoing clinical testing as antineoplastic agent. We aimed to identify the UDP-glucuronosyltransferases (UGTs) involved in OTS167 metabolism, study the relationship between UGT genetic polymorphisms and hepatic OTS167 glucuronidation, and investigate
Niina Tani et al.
Bioorganic & medicinal chemistry, 22(23), 6655-6664 (2014-12-03)
Inhibition of CYP2A6-mediated nicotine metabolism can reduce cigarette smoking. We sought potent and selective CYP2A6 inhibitors to be used as leads for drugs useful in smoking reduction therapy, by evaluating CYP2A6 inhibitory effect of novel formyl, alkyl amine or carbonitrile
Vassiliki Panteleon et al.
Bioorganic & medicinal chemistry letters, 18(21), 5781-5784 (2008-10-07)
A series of novel spiro-substituted 4-hydroxypyranocoumarins and their corresponding dihydropyrano cis-diols has been synthesized. Among them the spiroadamantylpyranocoumarin and the diols can interact with the stable free radical 1,1-diphenyl-2-picrylhydrazyl and scavenge superoxide anions generated in the xanthine-xanthine oxidase system.
A M Abdullah et al.
Molecules (Basel, Switzerland), 24(11) (2019-06-09)
The photocatalytic activities of reduced titanium dioxide (TiO2) materials have been investigated by measuring their ability to produce hydroxyl radicals under UV and visible light irradiation. Degussa P25 TiO2 was doped with nitrogen (N), fluorine (F), and/or phosphorus (P) and
Bonnie S Watson et al.
Plant physiology, 167(4), 1699-1716 (2015-02-11)
Integrated metabolomics and transcriptomics of Medicago truncatula seedling border cells and root tips revealed substantial metabolic differences between these distinct and spatially segregated root regions. Large differential increases in oxylipin-pathway lipoxygenases and auxin-responsive transcript levels in border cells corresponded to
Juri M Timonen et al.
European journal of medicinal chemistry, 46(9), 3845-3850 (2011-06-18)
A number of 7-hydroxycoumarins have been synthesised by Pechmann cyclisation using differently substituted resorcinols employing perchloric acid as the condensing agent. All the compounds have been characterised by analytical and spectroscopic methods. The anti-inflammatory properties were tested with LPS-induced inflammation
Tao Yi et al.
Journal of ethnopharmacology, 153(3), 701-713 (2014-03-26)
Saussurea laniceps Hand.-Mazz. (SL) has long been used under the herbal name Tibetan "Snow Lotus" for the treatment of rheumatoid arthritis, stomachache and dysmenorrhea in Tibetan folk medicine. Since herbal medicine (HM) is a synergistical system with multiple components, both
Hemakesh Mohapatra et al.
Angewandte Chemie (International ed. in English), 51(44), 11145-11148 (2012-10-06)
Smell of success: Reagent 1 provides the dual readouts of odor (ethanethiol) and fluorescence (derivative of 7-hydroxycoumarin) and can be used in down-selection assays based on smell and quantitative fluorescence assays of the samples that give a positive result. An
Dany Spaggiari et al.
Analytical and bioanalytical chemistry, 406(20), 4875-4887 (2014-06-05)
The cocktail approach is an advantageous strategy used to monitor the activities of several cytochromes P450 (CYPs) in a single test to increase the throughput of in vitro phenotyping studies. In this study, a cocktail mixture was developed with eight
Zhiqing Liu et al.
Water science and technology : a journal of the International Association on Water Pollution Research, 81(4), 709-719 (2020-05-28)
Poly-silicate-ferric (PSF) was developed as an heterogeneous UV-Fenton catalyst, which was characterized by Fourier transform infrared (FTIR) spectroscopy, X-ray diffraction (XRD), X-ray photoelectron spectroscopy (XPS), X-ray fluorescence (XRF), UV-vis diffuse reflectance spectroscopy (DRS), Brunauer-Emmett-Teller (BET) and scanning electron microscopy (SEM).
Reversible two-photon optical data storage in coumarin-based copolymers.
Iliopoulos K, et al.
Journal of the American Chemical Society, 132(41), 14343-14345 (2010)
Tao Lin et al.
Zygote (Cambridge, England), 23(2), 297-306 (2014-01-05)
In the present study, a porcine system was supplemented with sorbitol during in vitro maturation (IVM) or in vitro culture (IVC), and the effects of sorbitol on oocyte maturation and embryonic development following parthenogenetic activation were assessed. Porcine immature oocytes
Alexander H Penn et al.
Journal of pediatric gastroenterology and nutrition, 59(3), 365-373 (2014-05-21)
Fat is digested in the intestine into free fatty acids (FFAs), which are detergents and therefore toxic to cells at micromolar concentration. The mucosal barrier protects cells in the adult intestine, but this barrier may not be fully developed in
Risto O Juvonen et al.
Xenobiotica; the fate of foreign compounds in biological systems, 50(8), 885-893 (2020-01-07)
Sulfonation is an important high affinity elimination pathway for phenolic compounds.In this study sulfonation of 7-hydroxycoumarin and 13 its derivatives were evaluated in liver cytosols of human and six animal species. 7-hydroxycoumarin and its derivatives are strongly fluorescent, and their
Behrooz M Parast et al.
Plant physiology and biochemistry : PPB, 49(10), 1138-1146 (2011-04-29)
Psoralen, an important furanocoumarin occurring abundantly in seeds of Psoralea corylifolia is used as an anticancerous compound against leukemia and other cancer cell lines. Evaluation and isolation of psoralen from the calluses derived from different plant parts, viz. cotyledons, nodes
Dany Spaggiari et al.
Journal of chromatography. A, 1371, 244-256 (2014-12-03)
The goal of this study was to evaluate the combination of powerful chromatographic methods and compact single quadrupole MS device for simple in vitro cytochrome P450 (CYP) inhibition assay, instead of more expensive triple quadrupole MS/MS detectors. For this purpose
Ye V Liu et al.
Vaccine, 33(18), 2152-2158 (2015-03-17)
In March 2013, diagnosis of the first reported case of human infection with a novel avian-origin influenza A(H7N9) virus occurred in eastern China. Most human cases have resulted in severe respiratory illness and, in some instances, death. Currently there are
Jing Dai et al.
Drug development and industrial pharmacy, 39(9), 1457-1463 (2013-08-02)
Photo-responsive monoolein (MO) cubic phase was developed by incorporating coumarin-Tween 20 conjugate in the cubic phase. 7-chlorocarbonylmethoxycoumarin was obtained from 7-hydroxycoumarin through three-step reactions with the yield of 19.8% and it was conjugated to the head group of Tween 20.
Doyoung Kwon et al.
Molecular pharmacology, 96(5), 641-654 (2019-09-08)
The hepatic endoplasmic reticulum (ER)-anchored monotopic proteins, cytochromes P450 (P450s), are enzymes that metabolize endobiotics (physiologically active steroids and fatty acids), as well as xenobiotics including therapeutic/chemotherapeutic drugs, nutrients, carcinogens, and toxins. Alterations of hepatic P450 content through synthesis, inactivation
Ju-ying Zou et al.
Zhong yao cai = Zhongyaocai = Journal of Chinese medicinal materials, 35(5), 724-725 (2012-12-12)
To study the chemical constituents of Pileostegia viburnoides var. glabrescens. The compounds were isolated and purified by various techniques. Their structures were determined by physicochemical properties and spectral analysis. Five compounds were isolated and identified as friedelin (1), beta-sitosterol (2)
Fluorescent chemodosimeter for selective detection of cyanide in water.
Lee K S, et al.
Organic Letters, 10(1), 49-51 (2008)
S Huber et al.
Journal of pharmaceutical and biomedical analysis, 104, 137-143 (2014-12-17)
Esters of the cytostatic bendamustine (1), previously demonstrated to be much more potent than the parent compound as antiproliferative agents in vitro, were investigated for stability in buffer and plasma, as well as against porcine liver esterase in the presence
Milica M Fotirić Akšić et al.
Journal of agricultural and food chemistry, 63(34), 7476-7486 (2015-08-19)
The European pear psylla, Cacopsylla pyri L. (Hemiptera: Psyllidae), is one of the most serious arthropod pests of pear. Since proper control of this pest is essential, better understanding of the complex plant-pest relationship is mandatory. This research deals with
Atsushi Kato et al.
Bioorganic & medicinal chemistry letters, 20(19), 5630-5633 (2010-09-02)
We report the structure-activity relationship of a series of coumarins as aldose reductase 2 (ALR2) inhibitors and their suppressive effect on the accumulation of galactitol in the rat lens. We evaluated their ALR2 selectivity profile against sorbitol dehydrogenase and aldehyde
Ana C A X De-Oliveira et al.
PloS one, 10(1), e0117842-e0117842 (2015-01-31)
Mouse cytochrome P450 (CYP) 2A5 is induced by inflammatory conditions and infectious diseases that down-regulate the expression and activity of most other CYP isoforms. Enhanced oxidative stress and nuclear factor (erythroid 2-related factor) 2 (Nrf2) transcription factor activation have been
Amira S El Senousy et al.
Phytochemistry, 108, 67-76 (2014-10-11)
The metabolomic differences in phenolics from leaves derived from 3 artichoke cultivars (Cynara scolymus): American Green Globe, French Hyrious and Egyptian Baladi, collected at different developmental stages, were assessed using UHPLC-MS coupled to chemometrics. Ontogenic changes were considered as leaves
Hiromu Kashida et al.
Bioorganic & medicinal chemistry, 20(14), 4310-4315 (2012-06-19)
In this study, we synthesized a simple but efficient quencher-free molecular beacon tethering 7-hydroxycoumarin on D-threoninol based on its pK(a) change. The pK(a) of 7-hydroxycoumarin in a single strand was determined as 8.8, whereas that intercalated in the duplex was
In-Hwan Baek et al.
Xenobiotica; the fate of foreign compounds in biological systems, 44(11), 975-987 (2014-05-31)
1. JHL45, a novel immune modulator against atopic dermatitis (AD), was synthesized from decursin isolated from Angelica gigas. The goal is to evaluate the lead compound using quantitative modeling approaches to novel anti-AD drug development. 2. We tested the anti-inflammatory effect of
Li Sun et al.
Brain research, 1415, 103-108 (2011-08-30)
Oxygen therapy (OT) with hyperbaric oxygen (HBO) or normobaric hyperoxia (NBO) improves the oxygenation of penumbral tissue in experimental ischemic stroke. However, whether this results in the improvement of energy metabolism is unclear. We investigated the effect of both OTs
Siti Nur Fadzilah Muhsain et al.
Toxicology and applied pharmacology, 282(1), 77-89 (2014-12-06)
The intracellular level of bilirubin (BR), an endogenous antioxidant that is cytotoxic at high concentrations, is tightly controlled within the optimal therapeutic range. We have recently described a concerted intracellular BR regulation by two microsomal enzymes: heme oxygenase 1 (HMOX1)
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