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Showing 1-30 of 673 results for "40042" within Papers
Qingyu Dou et al.
International journal of molecular sciences, 16(9), 22299-22318 (2015-09-22)
Nicotinamide phosphoribosyltransferase (NAMPT) has crucial roles for myocardial development, cardiomyocyte energy metabolism and cell death/survival by regulating NAD⁺-dependent sirtuin-1 (SIRT1) deacetylase. This study aimed to determine if the single nucleotide polymorphisms (SNPs) of the NAMPT gene may affect the susceptibility
Seçil Ömeroğlu et al.
Talanta, 131, 650-655 (2014-10-05)
Nonylphenol ethoxylates (NPEOs) have drawn significant attention within the last decade for both scientific and legislative reasons. In Turkey, the Regulation Regarding the Use of Domestic and Urban Sludges on Land states a limit value for the sum of nonylphenol
Samantha Jardon-Xicotencatl et al.
Toxins, 7(10), 4294-4314 (2015-10-30)
Aflatoxins, a group of extremely toxic mycotoxins produced by Aspergillus flavus, A. parasiticus and A. nomius, can occur as natural contaminants of certain agricultural commodities, particularly maize. These toxins have been shown to be hepatotoxic, carcinogenic, mutagenic and cause severe
Wen Shi et al.
Biomaterials, 35(22), 5760-5770 (2014-04-24)
N-(2-hydroxypropyl)-methacrylamide (HPMA) copolymers have shown promise for application in the detection and staging of cancer. However, non-target accumulation, particularly in the liver and spleen, hinders the detection of resident or nearby metastatic lesions thereby decreasing diagnostic effectiveness. Our laboratory has
Jason D Wink et al.
Plastic and reconstructive surgery, 134(1), 51-59 (2014-03-14)
Commercially available recombinant human bone morphogenetic protein 2 (rhBMP2) has demonstrated efficacy in bone regeneration, but not without significant side effects. The authors used rhBMP2 encapsulated in poly(lactic-co-glycolic acid) (PLGA) microspheres placed in a rabbit cranial defect model to test
Mom Khay et al.
Natural product communications, 7(10), 1259-1262 (2012-11-20)
The extracts of five Cambodian medicinal plants (Aganosma marginata, Dracaena cambodiana, Harrisonia perforata, Hymenodictyon excelsum and Vernonia cinerea) were evaluated in vitro for their cytotoxic activity against HT29 colon adenocarcinoma cells and HepG2 hepatoma cells, using the MTT assay. Among
K M Osten et al.
Dalton transactions (Cambridge, England : 2003), 44(13), 6126-6139 (2015-03-03)
A series of (±)- and (R,R)-tridentate diamino, ortho/para disubstituted phenolate proligands H(NNO(R)) with various phenolate substituents was synthesized and used to prepare indium dichloride complexes (NNO(R))InCl2via salt metathesis of the deprotonated ligands with indium trichloride. These complexes are dinuclear in
Cansın Güngörmüş et al.
Biomaterials, 51, 108-118 (2015-03-17)
Tendon injuries in humans as well as in animals' veterinary medicine are problematic because tendon has poor regenerative capacity and complete regeneration of the ruptured tendon is never achieved. In the last decade there has been an increasing need of
Shannon L Haughney et al.
Nanoscale, 6(22), 13770-13778 (2014-10-07)
Acute respiratory infections represent a significant portion of global morbidity and mortality annually. There is a critical need for efficacious vaccines against respiratory pathogens. To vaccinate against respiratory disease, pulmonary delivery is an attractive route because it mimics the route
Meredith C Schuman et al.
eLife, 4 (2015-04-16)
Plants are at the trophic base of terrestrial ecosystems, and the diversity of plant species in an ecosystem is a principle determinant of community structure. This may arise from diverse functional traits among species. In fact, genetic diversity within species
Sridhar Veeraraghavan et al.
Journal of pharmaceutical and biomedical analysis, 107, 151-158 (2015-01-17)
Efficacy assessments using a combination of ibrutinib and lenalidomide necessitate the development of an analytical method for determination of both drugs in plasma with precision. A high performance liquid chromatography-tandem mass spectrometry (LC-MS/MS) method was developed for the simultaneous determination
Nayara Cristina Perez de Albuquerque et al.
Journal of pharmaceutical and biomedical analysis, 109, 192-201 (2015-03-18)
Zopiclone (ZO) is a chiral drug that undergoes extensive metabolism to N-desmethylzopiclone (N-Des-ZO) and zopiclone-N-oxide (N-Ox-ZO). Pharmacological studies have shown (S)-N-Des-ZO metabolite presents anxiolytic activity and a patent for this metabolite was requested for anxiety treatment and related disorders. In
Kelly M Mabry et al.
Biomaterials, 74, 31-41 (2015-10-05)
Valvular interstitial cells (VICs) actively maintain and repair heart valve tissue; however, persistent activation of VICs to a myofibroblast phenotype can lead to aortic stenosis. To better understand and quantify how microenvironmental cues influence VIC phenotype and myofibroblast activation, we
Rosa Ana Pérez et al.
Analytical and bioanalytical chemistry, 407(7), 1913-1924 (2015-02-04)
Two magnetic solid-phase extraction methods (mSPE) were developed and compared for the extraction and preconcentration of polychlorinated biphenyls (PCBs) from water and soil leachates. Analyses were carried out by gas chromatography coupled to triple quadrupole mass spectrometry. The mSPE extraction
Naghmeh Soltani et al.
The Science of the total environment, 505, 712-723 (2014-12-03)
This study investigates trace elements and PAHs content in road dust of Isfahan metropolis, central Iran. The mean concentrations of As, Cd, Cu, Ni, Pb, Sb and Zn are 22.15, 2.14, 182.26, 66.63, 393.33, 6.95 and 707.19 mg kg(-1), respectively.
Urve Paaver et al.
International journal of pharmaceutics, 479(1), 252-260 (2015-01-01)
Electrospinning was introduced as a novel technique for preparing controlled-release (CR) amorphous solid dispersions (SD) and polymeric nanofibers of a poorly water-soluble drug. Piroxicam (PRX) was used as a low-dose poorly-soluble drug and hydroxypropyl methylcellulose (HPMC) as an amorphous-state stabilising
Mehmet Akyüz et al.
Journal of pharmaceutical and biomedical analysis, 117, 26-36 (2015-09-08)
A chemometrically optimized isolation procedure combined with gas chromatography-mass spectrometry detection technique has been proposed for quantitative determination of trace levels of nitrosamines in gastric juice samples of patients with the gastrointestinal tract problems. The extraction conditions of each nitrosamine
Jeffery J Shaw et al.
Applied microbiology and biotechnology, 99(8), 3715-3728 (2015-02-13)
An endophytic fungus was isolated that produces a series of volatile natural products, including terpenes and odd chain polyenes. Phylogenetic analysis of the isolate using five loci suggests that it is closely related to Nigrograna mackinnonii CBS 674.75. The main
Katia P Seremeta et al.
Colloids and surfaces. B, Biointerfaces, 123, 515-523 (2014-12-03)
Didanosine (ddI) is a water-soluble antiretroviral used in the treatment of HIV that undergoes fast gastric degradation to an inactive hypoxanthine. Therefore, its oral bioavailability is relatively low (20-40%). In this work, we investigated for the first time a scalable
Wolfram Lorenzen et al.
Journal of lipid research, 55(12), 2620-2633 (2014-10-22)
Analysis of whole cell lipid extracts of bacteria by means of ultra-performance (UP)LC-MS allows a comprehensive determination of the lipid molecular species present in the respective organism. The data allow conclusions on its metabolic potential as well as the creation
Daniel J Rubin et al.
ACS nano, 9(3), 3360-3368 (2015-03-12)
The rigid geometry and tunable chemistry of D,L-cyclic peptides makes them an intriguing building-block for the rational design of nano- and microscale hierarchically structured materials. Herein, we utilize a combination of electron microscopy, nanomechanical characterization including depth sensing-based bending experiments
Tao Jiang et al.
International journal of pharmaceutics, 475(1-2), 547-557 (2014-09-10)
Delivering drugs specifically to bone tissue is very challenging due to the architecture and structure of bone tissue. Poly(lactic-co-glycolic acid) (PLGA)-based nanoparticles (NPs) hold great promise for the delivery of therapeutics to bone tissue. The goal of the present research
Di Wen et al.
PLoS genetics, 11(3), e1005038-e1005038 (2015-03-17)
Corpus allatum (CA) ablation results in juvenile hormone (JH) deficiency and pupal lethality in Drosophila. The fly CA produces and releases three sesquiterpenoid hormones: JH III bisepoxide (JHB3), JH III, and methyl farnesoate (MF). In the whole body extracts, MF
Jérôme Cotton et al.
Journal of agricultural and food chemistry, 62(46), 11335-11345 (2014-10-31)
Analytical methods for food control are mainly focused on restricted lists of well-known contaminants. This paper shows that liquid chromatography-high-resolution mass spectrometry (LC/ESI-HRMS) associated with the data mining tools developed for metabolomics can address this issue by enabling (i) targeted
Sonika Batra et al.
Biomedical chromatography : BMC, 28(6), 815-825 (2014-05-28)
Enantiomeric separation of racemic mexiletine and fluoxetine was achieved using three chiral derivatizing reagents (CDRs) based on (S)-naproxen. Diastereomers were synthesized by reaction of mexiletine or fluoxetine with the CDRs and were separated on a C18 column under reversed-phase conditions
Akiyoshi Hirata et al.
Journal of the American Chemical Society, 136(32), 11546-11554 (2014-07-19)
A polyamide containing N-methylpyrrole (Py) and N-methylimidazole (Im), designated PIPA, binds with high affinity and specificity to specific nucleotide sequences in the minor groove of double-helical DNA. Based on a recent report of the synthesis of PIPA for telomere visualization
Daishun Ling et al.
ACS nano, 8(8), 8027-8039 (2014-08-06)
Hepatocellular carcinoma (HCC) has one of the worst prognoses for survival as it is poorly responsive to both conventional chemotherapy and mechanism-directed therapy. This results from a lack of therapeutic concentration in the tumor tissue coupled with the highly toxic
Romina Vitale et al.
ChemMedChem, 9(2), 323-336 (2014-01-10)
N-Acylethanolamine acid amidase (NAAA) is a cysteine amidase that preferentially hydrolyzes saturated or monounsaturated fatty acid ethanolamides (FAEs), such as palmitoylethanolamide (PEA) and oleoylethanolamide (OEA), which are endogenous agonists of nuclear peroxisome proliferator-activated receptor-α (PPAR-α). Compounds that feature an α-amino-β-lactone
Seyedsina Moeinzadeh et al.
Tissue engineering. Part A, 21(1-2), 134-146 (2014-07-23)
An attractive approach to reduce the undesired side effects of bone morphogenetic proteins (BMPs) in regenerative medicine is to use osteoinductive peptide sequences derived from BMPs. Although the structure and function of BMPs have been studied extensively, there is limited
Yunxia Jiang et al.
International journal of pharmaceutics, 475(1-2), 475-484 (2014-09-16)
The purpose of this study was to develop a sustained-release drug delivery system based on the injectable PLGA microspheres loaded with andrographolide. The andrographolide loaded PLGA microspheres were prepared by emulsion solvent evaporation method with optimization of formulation using response
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