Search Within
Applied Filters:
Showing 1-30 of 321 results for "


" within Papers
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...
Robust Myelination of Regenerated Axons Induced by Combined Manipulations of GPR17 and Microglia.
Wang, et al.
Neuron, 108, 876-886 (2021)
Tomáš Řezanka et al.
Phytochemistry, 104, 95-104 (2014-05-17)
Structured triacylglycerols (TAGs) were isolated from nine cultivated strains of microalgae belonging to different taxonomic groups, i.e. Audouinella eugena, Balbiania investiens, Myrmecia bisecta, Nannochloropsis limnetica, Palmodictyon varium, Phaeodactylum tricornutum, Pseudochantransia sp., Thorea ramosissima, and Trachydiscus minutus. They were separated and...
Ahlam Alalwiat et al.
The Analyst, 140(22), 7550-7564 (2015-10-16)
A multidimensional mass spectrometry (MS) methodology is introduced for the molecular level characterization of polymer-peptide (or polymer-protein) copolymers that cannot be crystallized or chromatographically purified. It encompasses electrospray ionization (ESI) or matrix-assisted laser desorption ionization (MALDI) coupled with mass analysis...
Martin Fischnaller et al.
Food chemistry, 194, 149-155 (2015-10-17)
A simple solid-phase extraction method for the enrichment of 5 bisphenol derivatives using hexagonal boron nitride (BN) was developed. BN was applied to concentrate bisphenol derivatives in spiked water samples and the compounds were analyzed using HPLC coupled to fluorescence...
Hyo Jin Kang et al.
Biosensors & bioelectronics, 67, 413-418 (2014-09-15)
Caspase-3 is an apoptotic cysteine protease and its aberrancy is highly implicated to numerous diseases thereby rendering caspase-3 activity as an important disease marker. Most caspase-3 sensors are caspase-3 substrates of which the fluorescence signals are turned on upon catalytic...
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...
Dawei Qi et al.
Journal of chromatography. A, 1374, 273-277 (2014-12-06)
In this study, a novel fully automated on-line coupled liquid chromatography-gas chromatography (LC-GC) technique was reported and applied for the determination of organochlorine pesticide residues (OCPs) in tobacco and tobacco products. Using a switching valve to isolate the capillary pre-column...
H Breithaupt et al.
Journal of chromatography, 230(1), 97-105 (1982-06-11)
A high-performance liquid chromatographic method for the determination of the anti-arrhythmic drug mexiletine in human plasma, urine, and cerebrospinal fluid is described. Following extraction with diethyl ether, mexiletine and the internal standard 4-methylmexiletine were derivatized with 2,4-dinitrofluorobenzene. Analyses were performed...
Antonella Mangraviti et al.
ACS nano, 9(2), 1236-1249 (2015-02-03)
Biodegradable polymeric nanoparticles have the potential to be safer alternatives to viruses for gene delivery; however, their use has been limited by poor efficacy in vivo. In this work, we synthesize and characterize polymeric gene delivery nanoparticles and evaluate their...
Lukasz Lamch et al.
Photodiagnosis and photodynamic therapy, 11(4), 570-585 (2014-12-03)
Searching for photodynamic therapy (PDT) - effective nanocarriers which enable a photosensitizer to be selectively delivered to tumor cells with enhanced bioavailability and diminished dark cytotoxicity is of current interest. The main objective of this study is to evaluate newly...
Hyeong Jun Lim et al.
Physical chemistry chemical physics : PCCP, 16(33), 17466-17472 (2014-07-16)
The Hansen solubility parameters (HSPs) of as-produced multi-walled carbon nanotubes (APMWCNTs) were determined by means of the inverse gas chromatography (IGC) technique. Due to non-homogeneous surfaces of the APMWCNTs arising from defects and impurities, it was necessary to establish adequate...
Holger Pletsch et al.
Nanoscale, 7(5), 1977-1983 (2014-12-24)
The design of networks from polymers and noble metal nanoparticles requires thorough control over topological polymer-particle arrangements. This study explores the interaction between a linear polydentate poly(propylene sulfide) (PPrS) ligand and silver nanoparticles (AgNPs) with an aim to study its...
Fouzi Mouffouk et al.
International journal of nanomedicine, 10, 63-76 (2015-01-08)
Early cancer detection is a major factor in the reduction of mortality and cancer management cost. Here we developed a smart and targeted micelle-based contrast agent for magnetic resonance imaging (MRI), able to turn on its imaging capability in the...
Pei-Pei Zhang et al.
Journal of Asian natural products research, 15(5), 466-472 (2013-04-26)
One new lignan (7S,8R,7'R,8'R)-7-(3,4-methylenedioxyphenyl)-8,8'-dimethyl-8'-hydroxyl-7'-methoxyl-7'-(3',4'-methylenedioxyphenyl)-tetrahydrofuran (1), one new sesquiterpene 2-hydroxy-11,12-dehydrocalamenene (2), one new natural product erythro-1-(3,4-dimethoxyphenyl)-4-(3,4-methylenedioxyphenyl)-2,3-dimethyl-butane (3), and two known lignans (+)-anwulignan(erythro-1-(4-hydroxy-3-methoxyphenyl)-4-(3,4-methylenedioxyphenyl)-2,3-dimethyl-butane) (4) and ( - )-zuonin-A (5) were isolated from the stems of Schisandra glaucescens Diels. Their structures were elucidated by spectroscopic...
Daniel T Bowers et al.
ACS nano, 8(12), 12080-12091 (2014-11-27)
Oxygenation in tissue scaffolds continues to be a limiting factor in regenerative medicine despite efforts to induce neovascularization or to use oxygen-generating materials. Unfortunately, many established methods to measure oxygen concentration, such as using electrodes, require mechanical disturbance of the...
Igor Otavio Minatel et al.
Journal of medicinal food, 17(10), 1134-1141 (2014-08-28)
Bioactive components in rice vary depending on the variety and growing condition. Fat-soluble components such as γ-oryzanol, tocopherols, tocotrienols, carotenoids, and fatty acids were analyzed in brown, sugary brown, red, and black rice varieties using established high-performance liquid chromatography (HPLC)...
Tomáš Řezanka et al.
Phytochemistry, 110, 37-45 (2015-01-08)
This study describes the identification of regioisomers and enantiomers of triacylglycerols of C20 polyunsaturated fatty acids (PUFAs) in the alga Trachydiscus minutus cultivated at different temperatures using reversed- and chiral-phase liquid chromatography-mass spectrometry. The use of the two different phases...
Salim Kemal Tuncer et al.
Turkish journal of medical sciences, 45(6), 1251-1255 (2016-01-19)
Urticaria is a vascular skin reaction characterized with papules and plaques. Neopterin is accepted as an immunologic marker and an indicator of activation of the immune system. Homocysteine and asymmetric dimethylarginine (ADMA) are the markers of increased vascular resistance. Alteration...
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...
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...
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...
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...
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...
Crispin Lichtenberg et al.
Chemistry (Weinheim an der Bergstrasse, Germany), 21(44), 15797-15805 (2015-09-17)
The reactivity of the all-ferrous FeN heterocubane [Fe4 (Ntrop)4 ] (1) with i) Brønsted acids, ii) σ-donors, iii) σ-donors/π-acceptors, and iv) one-electron oxidants has been investigated (trop = 5H-dibenzo[a,d]cyclo-hepten-5-yl). 1 showed self-re-assembling after reactions with i) and proved surprisingly inert in reactions with ii)...
Mohammed J Farooqi et al.
Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy, 153, 124-131 (2015-08-25)
Perylene diimide derivatives have attracted initial interest as industrial dyes. Recently, much attention has been focused on their strong π-π stacks resulting from the large PDI aromatic core. These PDI stacks have distinct optical properties, and provide informative models that...
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...
Shun-ichi Funano et al.
The Analyst, 140(5), 1459-1465 (2015-01-20)
A single-step, easy-to-use enzyme immunoassay capillary sensor, composed of functional multilayer coatings, was developed in this study. The coatings were composed of substrate-immobilized hydrophobic coating, hydrogel coating, and soluble coating containing an enzyme-labeled antibody. The response mechanism involved a spontaneous...
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...
Fanny Widjaja et al.
Journal of the American Society for Mass Spectrometry, 24(4), 469-480 (2013-01-25)
The reactivity of the three distonic isomers of the pyridine radical cation toward tetrahydrofuran is compared in solution and in the gas phase. In solution, the distonic ions were generated by UV photolysis at 300 nm from iodo-precursors in acidic...
Page 1 of 11
Page 1 of 11