Browsing by Title Artículos de revistas
Now showing items 2369-2388 of 2801
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(MDPI, 2018)The wide tissue distribution of the adrenergic 3 receptor makes it a potential target for the treatment of multiple pathologies such as diabetes, obesity, depression, overactive bladder (OAB), and cancer. Currently, there ...
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Structure-activity study of furyl aryloxazole fluorescent probes for the detection of singlet oxygen (Public Library of Science, 2018-07-02)In this study, we report the synthesis and the photochemical behavior of a series of new "click-on" fluorescent probes designed to detect singlet oxygen. They include a highly fluorescent chemical structure, an aryloxazole ...
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(MUNKSGAARD INT PUBL LTD, 1988-07-15)
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(Elsevier Science Publishers B.V., 1993)The 1H NMR signals of the hydrochlorides of 2-amino-2-deoxy-α and β -D-Glucose (α-and β-D-glucosamine) have been assigned and chemical shifts and coupling constants determined from their phase-sensitive COSY spectra in ...
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(1970)THE excitatory action of strychnine on the central nervous system results from its ability to antagonize the effect of synaptic inhibition1. Recently, evidence has accumulated for glycine as an inhibitory transmitter, ...
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(TAYLOR & FRANCIS LTD, 2007)The synthesis and phase characterization of two liquid crystalline methacrylic monomers based on the omega-hexyloxysalicylaldimine group with octyl and decyloxy chain substitutions is presented. The liquid crystalline ...
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(2007)The synthesis and phase characterization of two liquid crystalline methacrylic monomers based on the ω-hexyloxysalicylaldimine group with octyl and decyloxy chain substitutions is presented. The liquid crystalline materials ...
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(PERGAMON-ELSEVIER SCIENCE LTD, 2007-05)The aim of this paper is to describe the inclusion properties and the factors affecting the complexation selectivity and stabilization of catechin (CA) into beta-cyclodextrin (beta-CD) and two of its derivatives, namely ...
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(2000-07)Potato apyrase, a soluble ATP-diphosphohydrolase, was purified to homogeneity from several clonal varieties of Solanum tuberosum. Depending on the source of the enzyme, differences in kinetic and physicochemical properties ...
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(Associacao Brasileira de Divulgacao Cientifica, 2000)Potato apyrase, a soluble ATP-diphosphohydrolase, was purified to homogeneity from several clonal varieties of Solanum tuberosum. Depending on the source of the enzyme, differences in kinetic and physicochemical properties ...
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(FREUND PUBLISHING HOUSE LTD, 2002)A series of 2-alkoxycarbonylbenzo[b]thiophene-4,7-quinones (11-15), prepared from the corresponding acid 5, were tested in vitro against trypomastigote form of Trypanosome cruzi. The influence of the lypophilia and oxidant ...
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(PERGAMON-ELSEVIER SCIENCE LTD, 2003-11-03)The reaction of (+)-euryfuran 1 with several benzo-, naphtho- and benzo[b]thiophene-1,4-quinones in acetic acid yields the corresponding euryfuryl-1.4-quinones 3, 5, 7, 8, 10, 12, and 14. The structure of compounds 7, 8, ...
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Studies on quinones.209 a convenient approach to the synthesis of 2-acetonylpyranonaphuthoquinones (MARCEL DEKKER INC, 1990)a SHORT AND EFFICIENT SYNTHESIS OF 2-ACETONYLPYRANONAPHTHOQUINONES (13 AND 14) STARTING FROM MICHAEL ADDUCT 5 IS DESCRIBED
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(Springer, 2014)The present work describes a study of complexation efficiency and selectivity of calix[4]arenes bearing benzoimidazolyl, benzothiazolyl, and benzoxazolyl heterocycles (5–7) towards several selected metal ions ...
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(2009)New indazole derivatives have been developed to know about structural requirements for adequate anti-Trypanosoma cruzi activity. In relation to position 1 of indazole ring, we have observed that a butylaminopentyl substituent ...
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Study of a procedure for the obtainment of methylcellulose from mechanic pulp in homogeneous media (1996)The etherification reaction of mechanic pulp (MP) with dimethylsulphate (DMS) in homogeneous media was studied using a 25-1 fractional factorial experimental design. In according to this model the quantity of DMS/2 g of ...
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(MDPI AG, 2015)In the present work we synthesized a selected series of hydroxylated 3-phenylcoumarins 5–8, with the aim of evaluating in detail their antioxidant properties. From an in depth study of the antioxidant capacity data ...
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(MDPI, 2021)This study investigated the combination of different proportions of cationic chitosan and anionic carboxymethyl cellulose (CMC) for the development of polyelectrolyte complexes to be used as a carrier in a sustained-release ...
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(2007)The aim of this work was to develop prolonged diltiazem hydrochloride release matrices based on alginate-gelatin mixtures and establish the drug release mechanism. The erosion, swelling, and dissolution behavior of the ...
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(TAYLOR & FRANCIS INC, 2007-06)The aim of this work was to develop prolonged diltiazem hydrochloride release matrices based on alginate-gelatin mixtures and establish the drug release mechanism. The erosion, swelling, and dissolution behavior of the ...