Search Within
87921
Applied Filters:
Keyword:'87921'
Showing 1-30 of 174 results for "87921" within Papers
Jannatul Firdous et al.
Acta biomaterialia, 10(11), 4606-4617 (2014-08-12)
Respiratory syncytial virus (RSV) is one of the most common causes of viral deaths in infants worldwide, yet no effective vaccines are available. Here, we report an osmotically active polysaccharide-based polysorbitol transporter (PST) prepared from sorbitol diacrylate and low-molecular-weight polyethylenimine
Sandeep Gawaskar et al.
Bioorganic & medicinal chemistry, 22(23), 6638-6646 (2014-12-03)
Due to their beneficial side effect profile, NMDA receptor antagonists interacting selectively with the allosteric ifenprodil binding site of the GluN2B subunit are of major interest for the treatment of neurological and neurodegenerative disorders. A series of benzo[7]annulen-7-amines 6 was
Hong-Mei Li et al.
Journal of Asian natural products research, 17(7), 761-766 (2015-01-16)
Two new abietane diterpene glycosides, wilfordosides A (1) and B (2), were isolated from the roots of Tripterygium wilfordii. The structures of compounds 1 and 2 were established using spectroscopic methods including extensive 1D and 2D NMR analysis, in combination
Yan-Ling Zhang et al.
Journal of Asian natural products research, 17(7), 717-723 (2015-01-07)
Two new capsaicin analogs, N-(3-methoxy-4-hydroxyphenethyl)-tetracosanamide (1) and N-(3,4-dihydroxyphenethyl)-tetracosanamide (2), along with one new flavonoidal glycoside pinnatifin E (3) were isolated from the ethanolic extract of the seeds of Vaccaria segetalis. Their structures were elucidated on the basis of spectroscopic methods
Jinping Jia et al.
Molecules (Basel, Switzerland), 20(6), 10065-10081 (2015-06-04)
Forsythiae Fructus (FF), the dried fruit of Forsythia suspensa, has been widely used as a heat-clearing and detoxifying herbal medicine in China. Green FF (GF) and ripe FF (RF) are fruits of Forsythia suspensa at different maturity stages collected about
Xiu-Rong Zhang et al.
Drug development and industrial pharmacy, 41(6), 916-926 (2014-05-03)
Mitomycin C (MTC) was incorporated to a micelle system preparing from a polymer named deoxycholic acid chitosan-grafted poly(ethylene glycol) methyl ether (mPEG-CS-DA). mPEG-CS-DA was synthesized and characterized by (1)H nuclear magnetic resonance ((1)H-NMR) and Fourier transform infrared spectroscopy. mPEG-CS-DA formed
Dong Gu Lee et al.
Chemical & pharmaceutical bulletin, 63(11), 927-934 (2015-11-03)
Four phytochemical constituents were isolated from Panax ginseng root by repeated column chromatography (CC), medium pressure liquid chromatography (MPLC), high-speed counter current chromatography (HSCCC), and semi-preparative HPLC. Their structures were elucidated as the dammarane-type triterpene saponins ginsenoside-Rg18 (1), 6-acetyl ginsenoside-Rg3
Chun Yang et al.
Zeitschrift fur Naturforschung. C, Journal of biosciences, 70(3-4), 65-69 (2015-05-30)
A series of novel arylmethylamine derivatives of honokiol (5a-m) was prepared. Their insecticidal activity was tested against the pre-third-instar larvae of the oriental armyworm (Mythimna separata Walker), a typical lepidopteran pest. Compounds 5a, 5b, 5e, 5h, and 5k exhibited insecticidal
Nicolás Ubero-Pascal et al.
Microscopy research and technique, 68(5), 264-271 (2005-11-30)
Hexamethyldisilizane (HMDS) and tetramethylsilane are organic compounds that are volatile at ambient temperature and which can therefore be used for air-drying biological samples for SEM studies. The techniques using these compounds provide results that are comparable with those obtained by
August Andersson et al.
FEBS letters, 545(2-3), 139-143 (2003-06-14)
The interaction between the peptide hormone motilin and bicelles has been investigated by pulsed field gradient-nuclear magnetic resonance methods and by the use of paramagnetic probes. Diffusion coefficients were measured for motilin, the phospholipids with and without motilin, and for
Slavyana Ivanova et al.
International journal of molecular sciences, 16(9), 21813-21831 (2015-09-16)
Squalene (SQ) possesses a wide range of pharmacological activities (antioxidant, drug carrier, detoxifier, hydrating, emollient) that can be of benefit to the ocular surface. It can come in contact with human meibum (hMGS; the most abundant component of the tear
Dong Xia et al.
Chemistry, an Asian journal, 10(9), 1919-1925 (2015-06-23)
A novel photocatalytic synthesis of sulfonated oxindoles from N-arylacrylamides and arylsulfinic acids was developed by means of a cascade C-S/C-C bond-formation process. This method provides mild, efficient, and atom-economical access to various sulfonated oxindoles in water.
Hao-Ran Xu et al.
The Analyst, 140(12), 4182-4188 (2015-04-29)
We presented a novel approach for pyrophosphate (PPi) sensing. Two tetraphenylethene (TPE)-functionalised pyridine salts (TPM and TPH) were designed and synthesized. Both of them exhibited weak emission in the solution state that originates from intramolecular charge transfer (ICT) from TPE
Anastasia De Luca et al.
Oncotarget, 6(6), 4126-4143 (2015-01-18)
We designed and synthesized two novel nitrobenzoxadiazole (NBD) analogues of the anticancer agent 6-((7-nitrobenzo[c][1,2,5]oxadiazol-4-yl)thio)hexan-1-ol (NBDHEX). The new compounds, namely MC3165 and MC3181, bear one and two oxygen atoms within the hydroxy-containing alkyl chain at the C4 position of the NBD
Amol Patil et al.
Molecular diversity, 19(3), 435-445 (2015-03-21)
A library of quinazolinones was prepared by the one-pot three-component reaction of isatoic anhydride, ammonium salts/amines, and various electrophiles using aqueous hydrotropic solution as an efficient, economical, reusable, and green medium giving good to excellent yields of products in very
Kazutaka Shibatomi et al.
Chemistry, an Asian journal, 3(8-9), 1581-1584 (2008-06-21)
The Lewis acid catalyzed bromination of aromatic side chains was achieved efficiently by using 1,3-dibromo-5,5-dimethylhydantoin (DBDMH) as the bromination reagent under mild conditions. Zirconium(IV) chloride showed the highest catalytic activity for this benzylic bromination. It was revealed that the present
Steroidal glycosides from the underground parts of Dracaena thalioides and their cytotoxic activity.
Liying Tang et al.
Phytochemistry, 107, 102-110 (2014-08-26)
Six spirostanol glycosides (1-6) and 12 known compounds (7-18) were isolated from the underground parts of Dracaena thalioides (Agavaceae). Their structures were determined by spectroscopic analysis, including 2D NMR spectroscopic data, and chemical transformations. The isolated compounds were evaluated for
Gunnar Bergström et al.
Lab on a chip, 15(15), 3242-3249 (2015-07-03)
Beating in vivo-like human cardiac bodies (CBs) were used in a microfluidic device for testing cardiotoxicity. The CBs, cardiomyocyte cell clusters derived from induced pluripotent stem cells, exhibited typical structural and functional properties of the native human myocardium. The CBs
V N Shankar et al.
Archives of biochemistry and biophysics, 387(2), 297-306 (2001-05-24)
The active vitamin D analog, 19-nor-1alpha,25-dihydroxyvitamin D2 (19-nor-1alpha,25-(OH)2D2), has a similar structure to the natural vitamin D hormone, 1a,25-dihydroxyvitamin D3 (1alpha,25-(OH)2D3), but lacks the C10-19 methylene group and possesses an ergosterol/ vitamin D2 rather than a cholesterol/vitamin D3 side chain.
Xianxi Zhang et al.
Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy, 67(3-4), 1135-1138 (2006-11-14)
Chemical shifts of some reduced symmetry peripheral fused-ring-substituted phthalocyanines, namely Zn3B1N, Zncis2B2N, Zntrans2B2N, Zn1B3N and Zn3B0N, have been calculated at density functional B3LYP level using the gauge-independent atomic orbital (GIAO) method. The geometries were optimized using the 6-31G(d) basis set
Davide Carta et al.
ChemMedChem, 10(11), 1846-1862 (2015-10-09)
A small library of 3-ethylpyrrolo[3,2-f]quinoline derivatives was synthesized to identify a novel class of dyes for use in biological studies. According to the spectroscopic analyses performed to evaluate the fluorimetric parameters of quantum yield and brightness, 7-methyl- and 6,7-dimethylpyrroloquinolin(9)one derivatives
Xin Wang et al.
Nature communications, 5, 5776-5776 (2014-12-17)
In their natural habitat, bacteria are consumed by bacterivorous nematodes; however, they are not simply passive preys. Here we report a defensive mechanism used by certain bacteria to mobilize nematode-trapping fungi to kill nematodes. These bacteria release urea, which triggers
Abbas M Walji et al.
ChemMedChem, 10(2), 245-252 (2014-12-04)
Developing new antiretroviral therapies for HIV-1 infection with potential for less frequent dosing represents an important goal within drug discovery. Herein, we present the discovery of ethyl (1-((4-((4-fluorobenzyl)carbamoyl)-1-methyl-2-(2-(5-methyl- 1,3,4-oxadiazole-2-carboxamido)propan-2-yl)-6-oxo-1,6-dihydropyrimidin-5-yl)oxy)ethyl) carbonate (MK-8970), a highly optimized prodrug of raltegravir (Isentress). Raltegravir is a
Christopher McConville et al.
Drug delivery and translational research, 5(1), 27-37 (2015-03-20)
This study describes the preclinical development of a matrix-type silicone elastomer vaginal ring device designed to provide controlled release of UC781, a non-nucleoside reverse transcriptase inhibitor. Testing of both human- and macaque-sized rings in a sink condition in vitro release
Yajie Gao et al.
Pharmaceutical research, 32(8), 2649-2662 (2015-02-14)
The purpose of the present study was to design and fabricate endosomal pH-sensitive dual-ligand-modified micellar nanoparticles to achieve enhanced drug delivery to tumor cells and facilitated intracellular drug release. End-group-carboxylated poly(2-ethyl-2-oxazoline)-poly(D,L-lactide) and cyclic Arg-Gly-Asp-Tyr-Lys- and anti-prostate specific membrane antigen antibody-modified
Claire I A van Houdt et al.
Biomedical materials (Bristol, England), 10(3), 035003-035003 (2015-05-09)
Biosilicate(®) and Bio-Oss(®) are two commercially available bone substitutes, however, little is known regarding their efficacy in osteoporotic conditions. The purpose of this study was to evaluate the osteogenic properties of both materials, at tissue and molecular level. Thirty-six Wistar
Anja Hartmann et al.
Journal of photochemistry and photobiology. B, Biology, 149, 149-155 (2015-06-13)
Extremophilic green algae and cyanobacteria are the most abundant species in high mountain habitats, where rough climate conditions such as temperature differences, limited water retention and high ultraviolet (UV) radiation are the cause for a restricted biological diversity in favor
Yin-Chih Fu et al.
Acta biomaterialia, 10(11), 4583-4596 (2014-07-23)
Nanoparticles (NP) that target bone tissue were developed using PLGA-PEG (poly(lactic-co-glycolic acid)-polyethylene glycol) diblock copolymers and bone-targeting moieties based on aspartic acid, (Asp)(n(1,3)). These NP are expected to enable the transport of hydrophobic drugs. The molecular structures were examined by
B Johansson et al.
Physics in medicine and biology, 42(10), 1929-1938 (1997-11-19)
The general collection efficiency in pulsed radiation was studied for isooctane (C8H18) and tetramethylsilane (Si(CH3)4). These two liquids were used as sensitive media in a parallel-plate liquid ionization chamber with a 1 mm sensitive layer. Measurements were carried out using
Elise Ivarsen et al.
Journal of AOAC International, 97(5), 1282-1290 (2015-04-24)
Clostridium perfringens is the causative agent of necrotic enteritis leading to significant losses in the poultry industry. Dichloromethane and n-hexane extracts of aerial parts of Artemisia annua (Asteraceae) exhibited activity against C. perfringens with minimum inhibitory concentrations (MIC) of 185
Page 1 of 6