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Anna W Sromek et al.
Journal of labelled compounds & radiopharmaceuticals, 57(14), 725-729 (2014-11-18)
Aporphines are attractive candidates for imaging D2 receptor function because, as agonists rather than antagonists, they are selective for the receptor in the high affinity state. In contrast, D2 antagonists do not distinguish between the high and low affinity states
Ravi Bhushan et al.
Journal of chromatography. A, 1379, 43-50 (2015-01-13)
Five d-amino acids have been used for the first time to synthesize chiral derivatizing reagents (as variants of Marfey's reagent) by nucleophilic displacement of one of the fluorine atoms in 1,5-difluoro-2,4-dinitrobenzene as against the literature reports on application of only
Shing Fung Chow et al.
European journal of pharmaceutics and biopharmaceutics : official journal of Arbeitsgemeinschaft fur Pharmazeutische Verfahrenstechnik e.V, 88(2), 462-471 (2014-07-16)
The relative performance of two specially designed mixers for nanoparticle production, namely, two-stream confined impinging jets with dilution mixer (CIJ-D-M) and four-stream multi-inlet vortex mixer (MIVM), was evaluated using the model compound, curcumin (CUR), under defined conditions of varying mixing
Margit D Aaslyng et al.
Meat science, 110, 52-61 (2015-07-18)
Consumer liking was assessed for streaky bacon and pork belly roll from entire male pigs with an androstenone (AND) content of up to 9.4 ppm and a skatole (SKA) content of up to 0.92 ppm in the back fat and
Şerife Tokalıoğlu et al.
Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy, 149, 378-384 (2015-05-15)
In this study, a fast and simple vortex assisted solid phase extraction method was developed for the separation/preconcentration of basic fuchsin in various water samples. The determination of basic fuchsin was carried out at a wavelength of 554 nm by
Poonam Srivastava et al.
Nature communications, 6, 7789-7789 (2015-07-25)
Artificial metalloenzymes (ArMs) formed by incorporating synthetic metal catalysts into protein scaffolds have the potential to impart to chemical reactions selectivity that would be difficult to achieve using metal catalysts alone. In this work, we covalently link an alkyne-substituted dirhodium
Xiu-Ying Chen et al.
International journal of nanomedicine, 10, 2765-2774 (2015-04-22)
The use of triptolide (TP) is limited by its poor water solubility and severe toxicity. In this study, we developed an active drug delivery system (TP-loaded nanoparticles) that could help improve the water solubility of TP and decrease its toxicity.
Krassimira Yoncheva et al.
International journal of pharmaceutics, 486(1-2), 259-267 (2015-04-04)
The potential of poly(methyl methacrylate-co-acrylic acid) (PMMA-AA) copolymers to form hollow particles and their further formulation as curcumin delivery system have been explored. The particles were functionalized by crosslinking the acrylic acid groups via bis-amide formation with either cystamine (CYS)
Kazuhiro Takenaka et al.
Chirality, 27(8), 532-537 (2015-06-23)
Novel chiral diisopropyl spiro bis(isoxazoline) ligands, anti-i-Pr-SPRIX and syn-i-Pr-SPRIX, were designed and synthesized. Their catalytic utility, X-ray crystallographic analyses, and complexation studies demonstrated the structural features of tetraisopropyl spiro bis(isoxazoline) ligand, i-Pr-SPRIX, which is a prominent ligand in various enantioselective
A Bianchi et al.
Organic & biomolecular chemistry, 13(27), 7530-7541 (2015-06-16)
Integrins are associated with tumour cell survival and progression, and their expression has been shown to be increased in tumours. Thus, four novel conjugates of the tripeptide integrin ligand Arg-Gly-Asp (RGD) and the cytotoxic agent paclitaxel (cRGD-PTX) were prepared to
Alfredo Ronca et al.
Journal of biomaterials applications, 29(5), 715-727 (2014-06-22)
The discovery of new strategies to repair large segmental bone defects is currently an open challenge for worldwide clinicians. In the treatment of critical-sized bone defects, an alternative strategy to traditional bone grafting is always more frequently the use of
Jianhua Zhang et al.
Small (Weinheim an der Bergstrasse, Germany), 11(34), 4309-4313 (2015-06-06)
The synthesis of biomimetic hydrogel nanoparticles coated with a natural cell membrane is described. Compared to the existing strategy of wrapping cell membranes onto pre-formed nanoparticle substrates, this new approach forms the cell membrane-derived vesicles first, followed by growing nanoparticle
Gerald I Richard et al.
Applied spectroscopy, 62(5), 476-480 (2008-05-24)
The spectroscopic properties of a chiral boronic acid based resorcinarene macrocycle employed for chiral analysis were investigated. Specifically, the emission and excitation characteristics of tetraarylboronate resorcinarene macrocycle (TBRM) and its quantum yield were evaluated. The chiral selector TBRM was investigated
Konstantinos E Farsalinos et al.
Nicotine & tobacco research : official journal of the Society for Research on Nicotine and Tobacco, 17(2), 168-174 (2014-09-03)
The purpose of this study was to evaluate sweet-flavored electronic cigarette (EC) liquids for the presence of diacetyl (DA) and acetyl propionyl (AP), which are chemicals approved for food use but are associated with respiratory disease when inhaled. In total
W Neumann et al.
Dalton transactions (Cambridge, England : 2003), 44(4), 1748-1753 (2014-12-04)
Carbaboranes are increasingly used as pharmacophores to replace phenyl substituents in established drug molecules. In contrast to traditional organic chemistry, elaborate procedures to introduce functionality frequently fail in the case of carbaboranes and their chemistry is often hampered by degradation
Whitney D Hollinshead et al.
Bioresource technology, 169, 462-467 (2014-08-02)
Anaerobic digestion (AD) is an environmentally friendly approach to waste treatment, which can generate N and P-rich effluents that can be used as nutrient sources for microalgal cultivations. Modifications of AD processes to inhibit methanogenesis leads to the accumulation of
P Láng et al.
Journal of pharmaceutical and biomedical analysis, 102, 229-235 (2014-10-12)
The effects of solvents, temperature and humidity on the stability of a former drug candidate obtained from Sanofi (Hungary) were examined by a slurry equilibration method, variable temperature and humidity X-ray powder diffractometry (VT/VH-XRPD) and differential scanning calorimetry (DSC). The
Tomáš Řezanka et al.
Lipids, 50(8), 811-820 (2015-07-01)
Liquid chromatography-atmospheric pressure chemical ionization mass spectrometry (LC-MS/APCI) with reversed- and chiral phases was used for separation of triacylglycerols (TAG) from protozoan and mold. This study describes the separation and identification of odd numbered chains of regioisomers and enantiomers of
Yoshiaki Ohtsu et al.
Journal of chromatography. B, Analytical technologies in the biomedical and life sciences, 997, 56-63 (2015-06-21)
We developed and validated bioanalytical methods for a potent helicase-primase inhibitor ASP2151 that has two conformers. These conformers elute as unseparated broad peaks under ordinary high-performance liquid chromatographic conditions, indicating discernable differences in hydrophobicity. We observed that column temperature and
Chun Wong Aaron Chan et al.
Nature communications, 5, 5787-5787 (2014-12-20)
Lindlar catalysts comprising of palladium/calcium carbonate modified with lead acetate and quinoline are widely employed industrially for the partial hydrogenation of alkynes. However, their use is restricted, particularly for food, cosmetic and drug manufacture, due to the extremely toxic nature
Filip Kiekens et al.
Journal of chromatography. A, 1398, 20-28 (2015-05-06)
A stable isotope dilution LC-MS/MS method is the method of choice for the selective quantitative determination of several folate species in clinical samples. By implementing an integrated approach to determine both the plasma and red blood cell (RBC) folate status
L K Unni et al.
Journal of chromatography, 573(2), 275-281 (1992-01-17)
An analytical method was developed with sensitivity to detect clinically significant concentrations of heptylphysostigmine (HP), a new physostigmine derivative with potent and long-lasting inhibitory activity on cholinesterase. HP, an experimental drug for Alzheimer disease, was measured in human plasma by
Tristan Gollnest et al.
Nature communications, 6, 8716-8716 (2015-10-28)
The antiviral activity of nucleoside reverse transcriptase inhibitors is often limited by ineffective phosphorylation. We report on a nucleoside triphosphate (NTP) prodrug approach in which the γ-phosphate of NTPs is bioreversibly modified. A series of TriPPPro-compounds bearing two lipophilic masking
Jin Woo Park et al.
Archives of pharmacal research, 37(12), 1560-1569 (2013-11-21)
Risedronate is widely used clinically to treat osteoporosis, Paget's disease, hypercalcemia, bone metastasis, and multiple myeloma. However, its oral efficacy is restricted due to its low bioavailability and severe gastrointestinal adverse effects. This study was designed to evaluate the effect
Simonetta Papa et al.
Biomaterials, 75, 13-24 (2015-10-17)
Many efforts have been performed in order to understand the role of recruited macrophages in the progression of spinal cord injury (SCI). Different studies revealed a pleiotropic effect played by these cells associated to distinct phenotypes (M1 and M2), showing
Ornchuma Naksuriya et al.
European journal of pharmaceutics and biopharmaceutics : official journal of Arbeitsgemeinschaft fur Pharmazeutische Verfahrenstechnik e.V, 94, 501-512 (2015-07-03)
Curcumin (CM) has been reported as a potential anticancer agent. However, its pharmaceutical applications as therapeutic agent are hampered because of its poor aqueous solubility. The present study explores the advantages of polymeric micelles composed of block copolymers of methoxypoly(ethylene
G G Martirosyan et al.
Journal of inorganic biochemistry, 121, 129-133 (2013-02-05)
The interaction of the S- and O-donor ligands tetrahydrothiophen (THT) and tetrahydrofuran (THF) with the ferrous nitrosyl complex Fe(TTP)(NO) (TTP(2-) is meso-tetra-p-tolyl-porphyrinatodianion) was studied at various temperatures both in solid state and solution using electronic and infrared absorption spectroscopy. Upon
Mustafa M Siddiq et al.
The Journal of biological chemistry, 290(26), 16343-16356 (2015-05-08)
The adult CNS does not spontaneously regenerate after injury, due in large part to myelin-associated inhibitors such as myelin-associated glycoprotein (MAG), Nogo-A, and oligodendrocyte-myelin glycoprotein. All three inhibitors can interact with either the Nogo receptor complex or paired immunoglobulin-like receptor
Anita Toulmin et al.
Journal of medicinal chemistry, 51(13), 3720-3730 (2008-06-19)
Partition coefficients were measured for 47 compounds in the hexadecane/water ( P hxd) and 1-octanol/water ( P oct) systems. Some types of hydrogen bond acceptor presented by these compounds to the partitioning systems are not well represented in the literature
G R M Dowson et al.
Faraday discussions, 183, 47-65 (2015-09-16)
Carbon Dioxide Utilisation (CDU) processes face significant challenges, especially in the energetic cost of carbon capture from flue gas and the uphill energy gradient for CO2 reduction. Both of these stumbling blocks can be addressed by using alkaline earth metal
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