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Showing 31-60 of 174 results for "87921" within Papers
Delair Silveira Dos Santos et al.
Acta pharmaceutica (Zagreb, Croatia), 64(4), 495-501 (2014-12-23)
This paper describes the seasonal phytochemical variation and the antimicrobial potential of V. zizanioides roots collected in Brazil. Considering the high levels of chemical constituents and their biological activity in dichloromethane fraction, the plants were grown in different seasons and
Costyl N Njiojob et al.
Journal of medicinal chemistry, 58(6), 2845-2854 (2015-02-26)
The success of near-infrared (NIR) fluorescence to be employed for intraoperative imaging relies on the ability to develop a highly stable, NIR fluorescent, nontoxic, biocompatible, and highly excreted compound that retains a reactive functionality for conjugation to a cancer-recognizing peptide.
Sheng-Jie Yang et al.
European journal of medicinal chemistry, 96, 58-65 (2015-04-16)
Structural modification was performed at the C-28 position of betulonic acid (BetA). Twenty-five BetA derivatives were synthesized, and evaluated for their antitumor activities against MGC-803, PC3, Bcap-37, A375, and MCF-7 human cancer cell lines by MTT assay. Among the derivatives
Harsha Agnihotri et al.
Photochemistry and photobiology, 91(6), 1324-1331 (2015-08-08)
A series of ortho-, meta- and para-substituted trans-nitro aryl (phenyl and pyridyl) butadienes have been synthesized and characterized. The effect of substitution and positional selectivity on their fluorescence and photoisomerization were systematically investigated. Among all dienes, meta- and para-nitro phenyl-substituted
Esther Tejeda-Montes et al.
Biomaterials, 35(29), 8339-8347 (2014-07-06)
The search for alternative therapies to improve bone regeneration continues to be a major challenge for the medical community. Here we report on the enhanced mineralization, osteogenesis, and in vivo bone regeneration properties of a bioactive elastin-like recombinamer (ELR) membrane.
Chui-Shan Tsang et al.
Dalton transactions (Cambridge, England : 2003), 44(29), 13087-13092 (2015-06-25)
The pyridine-containing ligands and react with Ni(2+) ions to afford dinuclear triple-stranded helicate and tetrahedral cage supramolecular complexes, respectively; the two architectures exhibit contrasting reactivity towards electro- and photocatalytic proton reduction.
High-temperature chemical vapor deposition for SiC single crystal bulk growth using tetramethylsilane as a precursor.
Nam DH, et al.
Crystal Growth & Design, 14(11), 5569-5574 (2014)
Sullim Lee et al.
Natural product communications, 10(7), 1153-1158 (2015-09-29)
In the course of our search for anticancer agents based on a novel anti-austerity strategy, we found that the 70% EtOH extract of the crude drug Andrographis Herba (aerial parts of Andrographis paniculata), used in Japanese Kampo medicines, killed PANC-1
Rowan M von Spreckelsen et al.
Scientific reports, 5, 16798-16798 (2015-11-19)
Thuja plicata is a coniferous tree which displays remarkable water channelling properties. In this article, an easily fabricated mesh inspired by the hierarchical macro surface structure of Thuja plicata branchlets is described which emulates this efficient water collection behaviour. The
Shi-Ben Wang et al.
European journal of medicinal chemistry, 84, 574-583 (2014-07-26)
A series of new purines containing triazole and other heterocycle substituents was synthesized and evaluated for their preliminary anticonvulsant activity and neurotoxicity by using the maximal electroshock (MES), subcutaneous pentylenetetrazole (scPTZ) and rotarod neurotoxicity (TOX) tests. Among the compounds studied
Anita Cohen et al.
European journal of medicinal chemistry, 95, 16-28 (2015-03-21)
A preliminary in vitro screening of compounds belonging to various chemical families from our library revealed the thieno[3,2-d]pyrimidin-4(3H)-one scaffold displayed a promising profile against Plasmodium falciparum. Then, 120 new derivatives were synthesized and evaluated in vitro; compared to drug references, 40 showed
Ruijian Zhong et al.
Fitoterapia, 102, 23-26 (2015-01-20)
Three new labdane-type diterpene glycosides, 15,18-di-O-β-d-glucopyranosyl-13(E)-ent-labda-7(8),13(14)-diene-3β,15,18-triol (1), 15,18-di-O-β-d-glucopyranosyl-13(E)-ent-labda-8(9),13(14)-diene-3β,15,18-triol (2), and 15-O-β-d-apiofuranosyl-(1→2)-β-d-glucopyranosyl-18-O-β-d-glucopyranosyl-13(E)-ent-labda-8(9),13(14)-diene-3β,15,18-triol (3), were isolated from the fruits of Rubus chingii. Their structures were elucidated on the basis of spectroscopic data and chemical methods. The cytotoxic activities of compounds 1-3 were
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
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
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.
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.
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
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
Zhuhua Yao et al.
Chirality, 27(12), 936-943 (2015-10-02)
Rivaroxaban is an oral direct factor Xa (FXa) inhibitor clinically used to prevent and treat thromboembolic disorders. Drug-drug interaction (DDI) exist for rivaroxaban and the inhibitors of CYP3A4/5. This study aims to investigate the inhibition of rivaroxaban and its derivatives
Alicia J Sawdon et al.
Colloids and surfaces. B, Biointerfaces, 122, 738-745 (2014-09-07)
Polymeric prodrug micelles for delivery of acyclovir (ACV) were synthesized. First, ACV was used directly to initiate ring-opening polymerization of ɛ-caprolactone to form ACV-polycaprolactone (ACV-PCL). Through conjugation of hydrophobic ACV-PCL with hydrophilic methoxy poly(ethylene glycol) (MPEG) or chitosan, polymeric micelles
Thuy Nguyen et al.
Bioorganic & medicinal chemistry, 23(9), 2195-2203 (2015-03-24)
A series of substituted 1H-indole-2-carboxamides structurally related to compounds Org27569 (1), Org29647 (2) and Org27759 (3) were synthesized and evaluated for CB1 allosteric modulating activity in calcium mobilization assays. Structure-activity relationship studies showed that the modulation potency of this series
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
Seong Su Hong et al.
Fitoterapia, 99, 347-351 (2014-12-03)
The ethanolic extract of the needles of Pinus thunbergii was found to suppress antigen mediated degranulation of rat basophilic leukemia (RBL-2H3) cells. A new neolignan glycoside, named pinusthunbergiside A (1), as well as six known neolignan glycosides (2-7) were isolated
Xijuan Chen et al.
The Science of the total environment, 505, 39-46 (2014-10-13)
Aerobic degradation experiments of Triclosan were performed in activated sludge to identify possible transformation products for this compound. During 7 days, the formation of biotransformation products such as 2,4-Dichlorophenol, 4-Chlorocatechol, 5-Hydroxy-Triclosan and other Monohydroxy-Triclosan derivatives as well as Dihydroxy-Triclosan-derivatives were
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
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