Artículos de revistas: Recent submissions
Now showing items 3961-3980 of 4968
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(Springer, 1996)Serotonergic behavioral responses, efTects on motor activity and core temperature, and binding properties of the novel putative anxiolytic amphe!amine derivative (± )1-(2,5-dimethoxy-4-ethylthlophenyl)- 2-aminopropane ...
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(Elsevier Science Ltd., 1996-05-20)Phylogenetic affinities among Chilean Sophora species are not clear. We sugge$t a new hypothesis for the origin of the section Edwardsia on the basis of parsimony analysis, which allows a South American origin to be ...
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(VCH Publishers. Inc., 1994)The cyclic voltammetric characteristics of two nitroamphetamine derivatives (2-nitro-4,5dimethoxyamphetamine and 2-nitro-4,5-methylenedioxyamphetamine) have been investigated in different media. In mixed media (aqueous ...
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(Elsevier Science B.V., 1995-01-30)Non-relativistic (NR-Xa) and Dirac (DSW-Xa) spin-restricted calculations on the matrix isolated AU3 cluster are reported. It Ís shown that the resolved hyperfine interactions arising from the apical gold atom and the ...
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(Editorial Codelia, Publicaciones Científicas, 1986)The r;action CS (1 ~+) + HCS+ (1 ~+) -+ (CS)2H+ is analyzed through ab initio calculations at the 4-31G basis set level. The reaction is predicted to be exothermic by 19 Kcal mor1. The equilibrium geometry of the ...
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(Sociedad Chilena de Química, 2002-05-10)La regioselectividad de la boldina frente a reacciones de nitrosación y halogenación con bromo molecular y N-halosuccinimidas (halo = CI, Br, 1) en ácido acético ha sido estudiada. En este sentido, se encontró experimentalmente ...
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(Society of Neurology, Psychiatry and Neurosurgery, 1994-10)Criminal behavior is analyzed using a multi/evel interdisciplinary approach. Aggression is the basis of criminal behavior (CB). In .some situations, aggression leads to non adaptative relations with the environment. ...
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(Gendarmería de Chile, Unidad de Investigación Criminológica, 1992-08)Se analiza la conducta criminal violenta desde diversos niveles explicativos. Específicamente, critica las aproximaciones aisladas al problema, y postula como método adecuado uno que implemente una integración formalmente ...
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(John Wiley & Sons, Ine., 1986-05-21)SCF-CNDOI2 ealculations, including solvent effeets via an extended version of the Generalized Born Formula (GBF), have been performed for LiX(H20) speeies (n = 1,2; X = F, CI). Several minima in the free energy surfaee, ...
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(Hüthig- Heidelberg, 1988)Al/S dem Cllloroform-Exlrakl da oberirdisclren Teile I'on Cemaurea clrilellsis IIIld Celltaurea floccosa II'I/rden ZII-ei hekallll/e Guaiallolit/e i.wlierr, 811-aCCIOXI'l/elrl'dmcoslu.\· laclO/I I 11I11/ cy"aropicri" 2. ...
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(Cêntre d'Etude des Plantes Médicinales, 1989)P.Sitoslerol 3-0·P.O-glucosidc. P.sitoslerol, stigmaSlcrol, th,' ligoan arcllln, and lit.: (lmelhoxylaled fiavone hispiculin wcre isolatcd from a chloroform c:~lra•.t "r (h •. aerial pans (Ir (','/IIcm't'a m.'lilt!n.fi~l.. ...
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(Johann Ambrosius Barth, 1992-03-27)
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(Elsevier Scientific Publishers Ireland Ltd., 1993-07-08)Two previously undescribed elemanolide esters, the 2-methylpropanoate and 2-methyl-2-propenoate of 11,13dehydromelitensin, were iso1ated in the course of a bioassay-guided fractionation from the aeria1 parts of ...
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(Sociedad Chilena de Química, 2007-05-02)We present the results of a quantum chemical study of the relationship between the electronic-conformational structure of a group of thiazolidenebenzenesulfo namide derivatives (TBS) and their Immunodeficiency Type 1 Virus ...
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(AGRIS, 1989)P.Sitoslerol 3-0·P.O-glucoside. P.sitoslerol, stigmasterol, the ligman arcllln, and lit.: (lmelhoxylaled fiavone hispiculin wcre isolatcd from a chloroform c:~lra•.t "r (h •. aerial pans (Ir (','/IIcm't'a m.'lilt!n.fi~l.. ...
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(QSAR World, 1986)A QSAR study was carried out seeking a relationship between the receptor binding affinities and the molecularelectronic structures of a group of 7-substituted tryptamines. Tbe results suggest that these molecules interact ...
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(Elsevier Inc., 1996-04-13)6-Bromoflavone, obtained by bromination of flavanone, binds to central benzodiazepine receptors witb a Ki =70 nM and has a clear anxiolytic activity in mice, at 0.5 mgJkg, i.p. A survey of tbe structure/affinity ...
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(Stockton Press, 1996-09-19)1 The selectivity of action of boldine and the related aporphine alkaloids, predicen trine (9-0methylboldine) and glaucine (2,9-0-dimethylboldine) on (X¡-adrenoceptor subtypes was studied by examining pH]-prazosin ...
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(Pergamon Press Ltd., 1992-03-26)1. 2C-B [2-(4-bromo-2,5-dimethoxyphenyl)ethylamine] elicits concentration-dependent contraetion of the rat thoracic aorta (apparent pD2 = 4.55). The maximal contraction (Emax) attained wíth 2C-B is less than that produced ...
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(Haight Ashbury Publications, 1985)
