Facultad de Ciencias Químicas y Farmacéuticas: Recent submissions
Now showing items 4421-4440 of 5196
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(México Federación Latinoamericana de Química, 1991)The nor-triterpene Adiantone(22-oxo-21-β-H-hopane),β-sitosterol, psoralene and methyl-p-coumarate were isolated from Adiantum thalictroides var. hirsutum (Culantrillo), a fern used in folk medicine as emmenagoge and expectorant.
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(Escuela de Medicina, Facultad de Medicina, Universidad de Valparaíso, 1987)Se realizó un estudio fitomicrobiológico con extractos de Allium sativum (ajo). se identificó en el extracto el principio activo alicina. Se estudió su acción antimicótica frente a varias cepas de Aspergillus fumigatus, ...
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(Cêntre d'Etude des Plantes Médicinales, 1985)Evaluation of the humectant properties in a group of femenine volunteers was made with characterization of the gel contained in the leaves of the Aloè barbadensis Miller gel (Aloè vera Liné)
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(Cêntre d'Etude des Plantes Médicinales, 1987)Six flavonoids have been isolated from the stems, leaves and flowers of Centaurea floccosa Hook. et Arn.: hispidulin, eriodictyol, taxifolin, kaempterol, quercetin and chrysoeriol. They were identified by comparison of ...
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(Accademia Nazionale dei Lincei, 1971)From the stem bark of Strychnos Romeu Belenii Krukoff & Barneby a Loganiacea of South America, a new indolinic alkaloid has been isolated, to which the structure of II-methoxydiaboline(I) has been assigned on the basis of ...
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(Società Chimica Italiana, 1973)11-methoxydiaboline, an alkaloid previously described by us, was isolated from the root bark of Strychnos medeola, while from the stem bark of the same plant normacusine B, already known by the name of deoxysarpagine, was ...
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(Real Academia de Farmacia, 1986)Se ha determinado mediante ensayos en aurícula aislada de cobayo los efectos sobre la fuerza de contracción y frecuencia cardíaca de Senecionina, alcaloide pirrolizidínico aislado de Senecio fistulosus Poepp ex Less. (Hualtata).
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(Pergamon Press Ltd, 1993)Phytochemical study of Escallonia myrtoidea, E. illinita, E. alpina and E. pulverulenta led to the isolation of asperuloside and other C10-iridoid glycosides. From E. myrtoidea a new iridoid glycoside was isolated and ...
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(ELSEVIER SCI IRELAND LTD, 1997-07)The methanolic extract of the aerial portion of Chenopodium chilense Schrad., used in Chilean traditional medicine as a remedy for stomach-ache, has been found to exert the major spasmolytic activity in acetylcholine ...
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(PERGAMON-ELSEVIER SCIENCE LTD, 1995-07)
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(ROYAL PHARMACEUTICAL SOC GREAT BRITAIN, 1996-09)The effects of bakuchiol, a meroterpenoid isolated from the leaves of Psoralea glandulosa L., on phospholipase A(2) (PLA(2)) activity from different sources, human neutrophil responses, zymosan air pouch and topical ...
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(GEORG THIEME VERLAG KG, 2002-01)Psila boliviensis (Wedd.) Cabr. yielded a new phenylpropanoid, named methyl psilalate. The structure was established by means of standard spectroscopic techniques. The microbiological evaluation of the compound revealed ...
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(SWETS ZEITLINGER PUBLISHERS, 1997-12)Antimicrobial activity of leaf extracts of Psoralea glandulosa L. (Papilionaceae) is reported This study was carried out on the extracts and on the plant's most abundant metabolite, bakuchiol. Antimicrobial activity against ...
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(ELSEVIER SCI IRELAND LTD, 1997-07)The anti-inflammatory property of Lomatia hirsuta (Lam.) Diels ex Macbr. (Proteaceae), leaves (radal), a plant used in Chilean traditional medicine for bronchial troubles and asthma, was evaluated. The biological assays ...
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(SPRINGER, 2010-10)For first time the complexation of bentazon (Btz) with native b-cyclodextrin (b-CD) and modified sulfobutylether- b-CD (SBE-CD) was studied by differential pulse voltammetry. In addition, a spectrophotometry UV–Visible study ...
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(SPRINGER/PLENUM PUBLISHERS, 2010-10)The formation of the complexes of galangin (GAL) with native β-cyclodextrin (βCD), and with its substituted counterparts such as dimethyl-βCD (DMβCD) and hydroxypropyl-βCD (HPβCD), was studied by fluorescence spectra in ...
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(ENDOCRINE SOC, 2010-10)Intracellular calcium levels ([Ca2+](i)) and glucose uptake are central to cardiomyocyte physiology, yet connections between them have not been studied. We investigated whether insulin regulates [Ca2+](i) in cultured ...
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(Universidad de Santiago de Chile. Dirección de Investigaciones Científicas y Tecnológicas, 1983)Se estudia el comportamiento polarográfico de pesticidas organofosforados (Paratión y Dimetoato) y de pesticidas organoclorados (DDt, Aldrín y Dieldrin), estableciéndose para cada uno de ellos las condiciones óptimas de ...
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Composición del aceite esencial de limón de pica (Citrus aurantifolia) por cromatografía gas líquido (Universidad de Santiago de Chile. Dirección de Investigaciones Científicas y Tecnológicas, 1980)Se analizó por cromatografía gas-líquido los componentes del aceite esencial de limón de "pica" (Citrus aurantifolia) y común (Citrus limonum). Se detectaron 33 componentes en el caso de limón de "pica" y 30 para el limón ...
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(Universidad de Santiago de Chile. Dirección de Investigaciones Científicas y Tecnológicas, 1981)El alcaloide principal de las hojas de Sophora macrocarpa Sm. es la matrina. También fueron aisladas e identificadas N-metilcitisina y citisina, asi como N-óxido de matrina y el soforanol (5α -hidroximatrina). Los ...
