Browsing by Author "Negrete Córdova, Rosa"

Now showing items 1-14 of 14

    • Active metabolites and biological activities from Malesherbia auristipulata 
      Erazo, Silvia; Negrete Córdova, Rosa; Zaldívar San Román, María Mercedes; Backhouse Erazo, Nadine; Belmonte, E.; Rojas, Oriana; San Martín, Aníbal; Masson Salaué, Lilia; García, R.; Delporte Vergara, Carla (University of Salerno, 2006)
      The antimicrobial activity of the resinous exudate from the aerial part of Malesherbia auristipulata showed an active mixture against Gram (+) bacteria: S.aureus, B. subtilis and M. flavus and less active against Gram (-) ...
    • Alcaloides de las hojas de Sophora macrocarpa 
      Negrete Córdova, Rosa; Backhouse Erazo, Nadine; Cassels Niven, Bruce (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 ...
    • Analgesic activity of Ugni molinae (murtilla) in mice models of acute pain 
      Delporte Vergara, Carla; Backhouse Erazo, Nadine; Inostroza, V.; Aguirre, María C.; Peredo, N.; Silva, X.; Negrete Córdova, Rosa; Miranda, Hugo (ELSEVIER IRELAND LTD, 2007-05-30)
      Leaf extracts of Ugni molinae Turcz. (Myrtaceae) are used in Chilean folk medicine as analgesic and anti-inflammatory. The antinociceptive effect of dichloromethane (I)CM), ethyl acetate (EA) and methanol (ME) leaf extracts ...
    • Analgesic, anti-inflammatory and antioxidant properties of Buddleja globosa, Buddlejaceae 
      Backhouse Erazo, Nadine; Rosales, L.; Apablaza Escalona, Cecilia; Goity Vivar, León Eduardo; Erazo, Silvia; Negrete Córdova, Rosa; Theodoluz, C.; Rodríguez, J.; Delporte Vergara, Carla (ELSEVIER IRELAND LTD, 2008-03-05)
      Ethnopharmacological relevance: Buddleja globosa, known as "matico", is employed in Chile for wound healing. Aim of the study: To validate the traditional use of the crude drug through in vivo and in vitro evaluation of ...
    • Analgesic-antiinflammatory properties of Proustia pyrifolia 
      Delporte Vergara, Carla; Backhouse Erazo, Nadine; Erazo, Silvia; Negrete Córdova, Rosa; Vidal, P.; Silva, X.; López Pérez, J. L.; San Feliciano, Arturo; Muñoz Muñoz, Orlando (ELSEVIER IRELAND LTD, 2005-05-13)
      The anti inflammatory (per os and topic) and analgesic (per os) properties of the aerial part of Proustia pyrifolia a species in danger of extinction were investigated, and the major. compound"s of two of its active extracts ...
    • Antibacterial diterpenoids from Fabiana densa var. ramulosa 
      Erazo, Silvia; Zaldívar San Román, María Mercedes; Delporte Vergara, Carla; Backhouse Erazo, Nadine; Tapia, P.; Belmonte, E.; Delle Monache, F.; Negrete Córdova, Rosa (GEORG THIEME VERLAG KG, 2002-04)
      A biologically monitored fractionation of the resinous exudate of Fabiana densa Remy var. ramulosa Wedd. led to the isolation of the two new diterpenes: ent-beyer-15-en-18-O-succinate and ent-beyer-15-en-18-O-oxalate as ...
    • Antimicrobial activity of Psoralea glandulosa L. 
      Erazo, Silvia; González, V.; Zaldívar San Román, María Mercedes; Negrete Córdova, Rosa (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 ...
    • Antinociceptive activity of Buddleja globosa (matico) in several models of pain 
      Backhouse Erazo, Nadine; Delporte Vergara, Carla; Apablaza, Cecia; Farías, Mariela; Goity Vivar, León Eduardo; Arrau, Sylvia; Negrete Córdova, Rosa; Castro, Consuelo; Miranda, Hugo (2008-09-02)
      Ethnopharmacological relevance: Leaf extracts of Buddleja globosa (Buddlejaceae) are used in Chilean folk medicine for wound healing. The anti-inflammatory (topic and per as), analgesic (per os) effects and the antioxidant ...
    • Dehydrocostus lactone et 8 α-hydroxydehydrocostus lactone de Centaurea chilensis Hook et Arn. 
      Negrete Córdova, Rosa; Backhouse Erazo, Nadine; Avendaño, S.; San Martín, Aníbal (Cêntre d'Etude des Plantes Médicinales, 1984)
      Two sesquiterpene lactones have been isolated from the stems, leaves and flowers of Centaurea chilensis Hook. et Arn.: dehydrocostus lactone and 8 α-hydroxydehydrocostus lactone, and two steroids: β-sitosterol and stigmasterol. ...
    • Effect of bakuchiol on leukocyte functions and some inflammatory responses in mice 
      Ferrandiz, M.; Gil, B.; Sanz, M. J.; Ubeda, A.; Erazo, Silvia; González, Ernesto; Negrete Córdova, Rosa; Pacheco, S.; Paya, M.; Alcaraz, M. J. (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 ...
    • Methyl psilalate: A new antimicrobial metabolite from Psila boliviensis 
      Erazo, Silvia; Negrete Córdova, Rosa; Zaldívar San Román, María Mercedes; Backhouse Erazo, Nadine; Delporte Vergara, Carla; Silva, I.; Belmonte, E.; López Pérez, J. L.; San Feliciano, Arturo (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 ...
    • Pharmaco-toxicological study of Kageneckia oblonga, Rosaceae 
      Delporte Vergara, Carla; Muñoz Muñoz, Orlando; Rojas, J.; Ferrandiz, M.; Paya, M.; Erazo, Silvia; Negrete Córdova, Rosa; Maldonado, S.; San Feliciano, Arturo; Backhouse Erazo, Nadine (VERLAG Z NATURFORSCH, 2002-01)
      The probable antipyretic, antiinflammatory, analgesic and antioxidant properties of Kageneckia oblonga, Rosaceae, were investigated and the major compounds of its active extracts were isolated. The study comprised the acute ...
    • Quelques flavonoïdes de Centaurea Floccosa Hook. et Arn. 
      Negrete Córdova, Rosa; Backhouse Erazo, Nadine; Bravo, B.; Erazo, Silvia; García, R.; Avendaño, S. (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 ...
    • Topical anti-inflammatory activity of 2 alpha-hydroxy pentacyclic triterpene acids from the leaves of Ugni molinae 
      Aguirre, María C.; Delporte Vergara, Carla; Backhouse Erazo, Nadine; Erazo, Silvia; Letelier Muñoz, María Eugenia; Cassels Niven, Bruce; Silva, Ximena; Alegría, Sergio; Negrete Córdova, Rosa (PERGAMON-ELSEVIER SCIENCE LTD, 2006-08-15)
      Leaf extracts of Ugni molinae Turcz. are used in the Chilean cosmetic industry on the assumption that they have decongestant, regenerative, and anti-aging properties. A bioassay-guided fractionation of this plant material ...