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Showing 1-30 of 265 results for "431915" within Papers
Małgorzata Wierzbicka et al.
Photochemical & photobiological sciences : Official journal of the European Photochemistry Association and the European Society for Photobiology, 14(12), 2251-2260 (2015-11-05)
A series of symmetrically substituted diphenylbuta-1,3-diyne (DPB) derivatives possessing electron-donating (N,N-dimethylamino or methoxy) or electron-accepting (nitrile, ester or aldehyde) groups have been prepared and studied with emphasis on their spectral and photophysical properties. The photophysical characteristics of these compounds have
Tuomas Mehtiö et al.
Carbohydrate research, 402, 102-110 (2014-12-17)
A series of copolyanhydrides, consisting of 2,3,4,5-tetra-O-acetylgalactaric acid (AGA) and adipic acid (AA) as monomer units, was polymerized. Synthesis of AGA monomer consisted of two steps. First, O-acetylation of galactaric acid secondary hydroxyl groups was performed using acetic anhydride as
Yasuhiro Shimamoto et al.
Bioorganic & medicinal chemistry, 23(4), 876-890 (2015-01-24)
The design and evaluation of a novel decahydroisoquinolin scaffold as an inhibitor for severe acute respiratory syndrome (SARS) chymotrypsin-like protease (3CL(pro)) are described. Focusing on hydrophobic interactions at the S2 site, the decahydroisoquinolin scaffold was designed by connecting the P2
Bhakti B Salgaonkar et al.
International journal of biological macromolecules, 78, 339-346 (2015-04-22)
Polyhydroxyalkanoates (PHA's) can be a key solution for pollution problems caused by plastics derived from petrochemical sources. Extremely halophilic archaeon Halogeometricum borinquense strain E3 showed maximum PHA accumulation of 73.51 ±1.7% (wt/wt) of cell dry weight (CDW) with 2% glucose.
Paulina Maksym-Bębenek et al.
Macromolecular bioscience, 15(11), 1616-1624 (2015-07-23)
The core-shell micelles in aqueous solutions were prepared at low CAC values (<0.1 mg · mL(-1) ) from amphiphilic graft copolymers consisting of poly(methyl methacrylate) backbone (120-165 units) with loosely grafted (17-40%) hydroxyl-capped PEG (9 vs 6 units in side chain) for drug
Abuzer Ali et al.
Natural product research, 29(14), 1307-1314 (2015-02-13)
The fruits of Withania coagulans Dunal (family: Solanaceae) are sweet, sedative, emetic, alterative and diuretic; used to treat asthma, biliousness, strangury, wounds, dyspepsia, flatulent colic, liver complaints and intestinal infections in the indigenous system of medicine. Phytochemical investigation of the
Jinyun Dong et al.
Bioorganic & medicinal chemistry, 22(24), 6876-6884 (2014-12-04)
Bcr-Abl plays an essential role in the pathogenesis and development of chronic myeloid leukaemia (CML). Inhibition of Bcr-Abl has great potential for therapeutic intervention in CML. In order to obtain novel and potent Bcr-Abl inhibitors, twenty seven 4,6-disubstituted pyrimidines were
Marco Evidente et al.
Chirality, 27(9), 557-562 (2015-05-27)
A new 3-substituted-5-diazenylcyclopentendione named kongiidiazadione was isolated from culture filtrates of Diaporthe kongii, associated with stem cankers on sunflower in Australia. Kongiidiazadione was characterized by spectroscopic (essentially nuclear magnetic resonance [NMR] and high-resolution, electrospray ionization, mass spectrometry [HRESIMS]) methods as
So Masaki et al.
Bioorganic & medicinal chemistry, 23(15), 4434-4441 (2015-07-07)
Dysregulation of dual-specificity tyrosine-phosphorylation-regulated kinase 1A (DYRK1A) has been demonstrated in several pathological conditions, including Alzheimer's disease and cancer progression. It has been recently reported that a gain of function-mutation in the human DYRK1B gene exacerbates metabolic syndrome by enhancing
Ryuji Uchida et al.
The Journal of antibiotics, 67(11), 777-781 (2014-06-12)
A small molecule named habiterpenol produced by actinomycete Phytohabitans suffuscus 3787_5 was found to abrogate bleomycin-induced G2 arrest in Jurkat cells. Habiterpenol showed no cytotoxic effect on Jurkat cells even at 273 μM; however, the compound inhibited bleomycin-induced G2 arrest in
Virsinha Reddy et al.
Organic & biomolecular chemistry, 13(12), 3732-3741 (2015-02-18)
An efficient and mild protocol for the direct construction of aryl- and alkyl-substituted isoquinolines has been realized through silver nitrate catalyzed aromatic annulation of o-(1-alkynyl)arylaldehydes and ketones with ammonium acetate. The salient feature of this methodology is that this annulation
Phuong Hoang Tran et al.
Molecules (Basel, Switzerland), 20(10), 19605-19619 (2015-10-31)
A fast and green method is developed for regioselective acylation of indoles in the 3-position without the need for protection of the NH position. The method is based on Friedel-Crafts acylation using acid anhydrides. The method has been optimized, and
H Yockell-Lelièvre et al.
The Analyst, 140(15), 5105-5111 (2015-06-03)
The ability to detect small molecules in a rapid and sensitive manner is of great importance in the field of clinical chemistry, and the advancement of novel biosensors is key to realising point-of-care analysis for essential targets. Testosterone is an
Vijay Pawar et al.
Drug delivery, 22(3), 359-366 (2014-03-29)
The aim of this work was to prepare salts of 6-methoxy-2-naphthylacetic acid (6-MNA) to improve its physicochemical properties for percutaneous application. 6-MNA, an active metabolite of non-steroidal anti-inflammatory drug nabumetone has long half life and has the tendency to penetrate
A John Blacker et al.
Beilstein journal of organic chemistry, 11, 2408-2417 (2016-01-07)
The continuous flow synthesis of a range of organic solutions of N,N-dialkyl-N-chloramines is described using either a bespoke meso-scale tubular reactor with static mixers or a continuous stirred tank reactor. Both reactors promote the efficient mixing of a biphasic solution
Raj Kumar Roy et al.
Nature communications, 6, 7237-7237 (2015-05-27)
Biopolymers such as DNA store information in their chains using controlled sequences of monomers. Here we describe a non-natural information-containing macromolecule that can store and retrieve digital information. Monodisperse sequence-encoded poly(alkoxyamine amide)s were synthesized using an iterative strategy employing two
Andrea Gini et al.
Chemistry (Weinheim an der Bergstrasse, Germany), 21(34), 12053-12060 (2015-07-28)
N-carbamoyl nitrones represent an important class of reagents for the synthesis of a variety of natural and biologically active compounds. These compounds are generally converted into valuable 4-isoxazolines upon cyclization reaction with dipolarophiles. However, these types of N-protected nitrones are
Vladimir E Oslovsky et al.
Nucleosides, nucleotides & nucleic acids, 34(7), 475-499 (2015-07-15)
Several methods for the preparation of some N(6)-substituted adenosines based on selective 1-N-alkylation with subsequent Dimroth rearrangement were developed. The proposed methods seem to be effective for the preparation of natural N(6)-isopentenyl- and N(6)-benzyladenosines, which are known to possess pronounced
Minna Kortelainen et al.
Chemistry (Weinheim an der Bergstrasse, Germany), 21(26), 9493-9504 (2015-05-13)
A series of small, unsymmetrical pyridine-2,6-dicarboxylamide oligoamide foldamers with varying lengths and substituents at the end groups were synthetized to study their conformational properties and folding patterns. The @-type folding pattern resembled the oxyanion-hole motifs of enzymes, but several alternative
Bo-Lin Wang et al.
The Analyst, 140(13), 4608-4615 (2015-05-29)
A near-infrared ratiometric fluorophore (NIR-HBT) was rationally designed and constructed by expanding both the excitation and emission wavelength of the classical ratiometric fluorophore 2-(benzothiazol-2-yl)phenol (HBT) into the near-infrared region. The NIR-HBT was easily synthesized by incorporating the HBT module into
Monika Smiga-Matuszowicz et al.
Materials science & engineering. C, Materials for biological applications, 45, 64-71 (2014-12-11)
In this study new biodegradable materials obtained by crosslinking poly(3-allyloxy-1,2-propylene succinate) (PSAGE) with oligo(isosorbide maleate) (OMIS) and small amount of methyl methacrylate were investigated. The porous scaffolds were obtained in the presence of a foaming system consisted of calcium carbonate/carboxylic
Carsten Schwarz et al.
Nucleic acids research, 37(10), 3215-3229 (2009-03-27)
Despite being plagued by heavily degraded DNA in palaeontological remains, most studies addressing the state of DNA degradation have been limited to types of damage which do not pose a hindrance to Taq polymerase during PCR. Application of serial qPCR
Young Taek Han et al.
Bioorganic & medicinal chemistry, 23(3), 579-587 (2014-12-24)
Through the fine tuning of the activity-sensitive aminoalkoxy moiety of 4,6-bisphenyl-2-(3-alkoxyanilino)pyrimidine as a novel inhibitor of the receptor for advanced glycation end products (RAGE), the tertiary amine was elucidated as an essential part associated with RAGE inhibition. On the basis
Chong Li et al.
Nature communications, 5, 5709-5709 (2014-12-17)
Photoswitchable fluorescent diarylethenes are promising in molecular optical memory and photonic devices. However, the performance of current diarylethenes is far from satisfactory because of the scarcity of high-speed switching capability and large fluorescence on-off ratio. Here we report a trident
F Kazazi-Hyseni et al.
International journal of pharmaceutics, 482(1-2), 99-109 (2014-12-17)
Poly(D,L-lactic-co-hydroxymethyl glycolic acid) (PLHMGA) is a biodegradable copolymer with potential as a novel carrier in polymeric drug delivery systems. In this study, the biocompatibility of PLHMGA microspheres (PLHMGA-ms) was investigated both in vitro in three different cell types (PK-84, HK-2
Eveline Dischkaln Stolz et al.
The Journal of pharmacy and pharmacology, 66(12), 1774-1785 (2014-08-15)
Investigate the involvement of monoaminergic and glutamatergic systems on the antinociceptive and ataxic effects of uliginosin B, which we have already demonstrated to be a promising molecular scaffold to develop new analgesic drugs. Uliginosin B was obtained from hexane extract
Arun A Yadav et al.
Bioorganic & medicinal chemistry, 23(13), 3542-3551 (2015-04-30)
Drugs that target DNA topoisomerase II, such as the epipodophyllotoxin etoposide, are a clinically important class of anticancer agents. A recently published X-ray structure of a ternary complex of etoposide, cleaved DNA and topoisomerase IIβ showed that the two intercalated
Carina S D Wink et al.
Analytical and bioanalytical chemistry, 407(6), 1545-1557 (2015-01-13)
Lefetamine (N,N-dimethyl-1,2-diphenylethylamine, L-SPA) was marketed as an opioid analgesic in Japan and Italy. After being widely abused, it became a controlled substance. It seems to be a pharmaceutical lead for designer drugs because N-ethyl-1,2-diphenylethylamine (NEDPA) and N-iso-propyl-1,2-diphenylethylamine (NPDPA) were confiscated
Krzysztof Lodarski et al.
Journal of enzyme inhibition and medicinal chemistry, 30(1), 98-106 (2014-03-29)
The study presents the discovery of novel butyrylcholinesterase (BuChE) inhibitors among derivatives of azaphenothiazines by application of in silico and in vitro screening methods. From an in-house library of compounds, 143 heterocyclic molecules derived from the azaphenothiazine scaffold were chosen
The effect of collisions in the multiphoton decomposition of chloroform-d.
McRae GA, et al.
J. Chem. Phys. , 92(10), 5997-6003 (1990)
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