Browsing by Title Artículos de revistas

Now showing items 168-187 of 2801

    • Angiotensin-(1-9) regulates cardiac hypertrophy in vivo and in vitro 
      Ocaranza, Maria Paz; Lavandero González, Sergio; Jalil Milad, Jorge; Moya, Jaqueline; Pinto, Melissa; Novoa, Ulises; Apablaza, Felipe; González, Leticia; Hernández, Carol; Varas, Manuel; López, René; Godoy, Iván; Verdejo, Hugo; Chiong Lay, Mario (Lippincott Williams and Wilkins, 2010)
      Background: Angiotensin-(1-9) is present in human and rat plasma and its circulating levels increased early after myocardial infarction or in animals treated with angiotensin-converting enzyme inhibitor. However, the ...
    • Angiotensin-(1-9) reverses experimental hypertension and cardiovascular damage by inhibition of the angiotensin ... 
      Ocaranza, Maria Paz; Moya, Jackeline; Barrientos, Victor; Alzamora, Rodrigo; Hevia, Daniel; Morales, Cristobal; Pinto, Melissa; Escudero, Nicolás; García Nannig, Lorena; Novoa, Ulises; Ayala, Pedro; Díaz Araya, Guillermo; Godoy, Ivan; Chiong Lay, Mario; Lavandero González, Sergio; Jalil Milad, Jorge (Lippincott Williams and Wilkins, 2014)
      BACKGROUND:: Little is known about the biological effects of angiotensin-(1-9), but available evidence shows that angiotensin-(1-9) has beneficial effects in preventing/ameliorating cardiovascular remodeling. OBJECTIVE:: ...
    • Angiotensin-(1–9) prevents cardiomyocyte hypertrophy by controlling mitochondrial dynamics via miR-129-3p/PKIA ... 
      Sotomayor Flores, Cristian; Rivera Mejías, Pablo; Vásquez Trincado, César; López Crisosto, Camila; Morales, Pablo E.; Pennanen, Christian; Polakovicova, Iva; Aliaga Tobar, Víctor; García Nannig, Lorena; Roa, Juan Carlos; Rothermel, Beverly A.; Maracaja Coutinho, Vinicius; Ho-Xuan, Hung; Meister, Gunter; Chiong, Mario; Ocaranza, María Paz; Corvalán, Alejandro H.; Parra Ortiz, Valentina; Lavandero González, Sergio (2020)
      Angiotensin-(1-9) is a peptide from the noncanonical renin-angiotensin system with anti-hypertrophic effects in cardiomyocytes via an unknown mechanism. In the present study we aimed to elucidate it, basing us initially ...
    • Angiotensin-mediated calcium efflux from adrenal glomerulosa cells 
      Foster,; Rasmussen, (1983)
      The effects of angiotensin II on efflux of radiocalcium and production of aldosterone from dispersed bovine adrenal glomerulosa cells were studied using a flow-through system. Concentrations of angiotensin II between 1.25 ...
    • Anodic Polarographic Behaviour of Hydrolyzed 
      Squella Serrano, Juan; Núñez Vergara, Luis (1982)
      The electroactivity of a degradation product from penicillin V is described.This electroactive product is formed by acidic hydrolysis at pH 4.0 and heating at 90QC for 60 minutes. This derivative has not been identified, ...
    • Anodic stripping voltammetric determination of mercury in water by using a new electrochemical flow through cell 
      Richter Duk, Pablo; Toral Ponce, María; Abbott, Bernardo (WILEY-V C H VERLAG GMBH, 2002-10)
      A flow through electrochemical cell was designed for the implementation of a simple, efficient, rapid and sensitive method for determination of mercury in water samples by anodic stripping voltammetry. A solid gold or a ...
    • Anomalous Dependence of Pyrene Spectra and Lifetimes with Temperature in Large Unilamellar Vesicles from ... 
      Lissi Gervaso, Eduardo A.; Abuin, Elsa; Sáez, M.; Zanocco Loyola, Antonio; Disalvo, A. (American Chemical Society, 1992-08)
      Lifetimes of pyrene incorporated into large unilamellar vesicles of dipalmitoylphosphatidylcholine and dioctadecyldimethylammonium chloride increase when the temperature increases prior to the melting temperature of the ...
    • Anomalous Dependence of Pyrene Spectra and Lifetimes with Temperature in Large Unilamellar Vesicles from ... 
      Lissi Gervaso, Eduardo A.; Abuin, E.; Saez, M.; Zanocco Loyola, Antonio; Disalvo, A. (1992)
      Lifetimes of pyrene incorporated into large unilamellar vesicles of dipalmitoylphosphatidylcholine and dioctadecyldimethylammonium chloride increase when the temperature increases prior to the melting temperature of the ...
    • Anthocyanin profiling of wild maqui berries (Aristotelia chilensis [Mol.] Stuntz) from different geographical ... 
      Fredes, Carolina; Yousef, Gad G.; Robert Canales, Paz; Grace, Mary H.; Lila, Mary Ann; Gómez, Miguel; Gebauer, Marlene; Montenegro, Gloria (John Wiley and Sons Ltd, 2014)
      BACKGROUND: Maqui (Aristotelia chilensis) is a Chilean species which produces small berries that are collected from the wild. Anthocyanins, because of their health benefits, are the major focus of interest in maqui fruit. ...
    • Anthocyanin retention of cranberry (Vaccinium macrocarpon) juice subjected to different nanofiltration conditions 
      Ah Hen, Kong; Costa, Marcia; Poo, Susan; Lemus Mondaca, Roberto (Hindawi Ltda., 2017)
      The aim of this work was to evaluate the retention of anthocyanin during a nanofiltration process of cranberry juice. Nanofiltration membranes, HC-50P DDS with an effective area of 0.36 m(2) in a plate/frame nanofilter ...
    • Anti-inflammatory activity and phenolic profile of propolis from two locations in Region Metropolitana de ... 
      Valenzuela Barra, Gabriela; Castro, Consuelo; Figueroa, Catalina; Barriga, Andrés; Silva, Ximena; Heras, Beatriz de las; Hortelano, Sonsoles; Delporte Vergara, Carla (Elsevier, 2015)
      Ethnopharmacological relevance: Propolis has long been used as a popular folk medicine due to its wide spectrum of alleged biological and pharmaceutical properties. In Chile, propolis is widely used by folklore medicine ...
    • Anti-inflammatory activity of animal oils from the Peruvian Amazon 
      Schmeda-Hirschmann, Guillermo; Delporte, Carla; Valenzuela-Barra, Gabriela; Silva, Ximena; Vargas-Arana, Gabriel; Lima, Beatriz; Feresin, Gabriela (Elsevier Ireland Ltd, 2014)
      Ethnopharmacological relevance: Animal oils and fats from the fishes Electrophorus electricus and Potamotrygon motoro, the reptiles Boa constrictor, Chelonoidis denticulata (Geochelone denticulata) and Melanosuchus niger ...
    • Anti-inflammatory effects of ethanolic extract and alkamides-derived from Heliopsis longipes roots 
      Hernández, Ivones; Márquez, Lucía; Martínez, Ioanna; Dieguez, Rodrigo; Delporte, Carla; Prieto, Sylvia; Molina-Torres, Jorge; Garrido, Gabino (2009)
      Ethnopharmacological relevance: Heliopsis longipes (A. Gray) Blake (Asteraceae) is a broadly used species in the Mexican, Central and South American Traditional Medicine for its anaesthetic, analgesic, anti-inflammatory ...
    • Anti-trypanosomatid benzofuroxans and deoxygenated analogues: Synthesis using polymer-supported triphenylphosphine, ... 
      Castro, Diego; Boiani, Lucía; Benítez, Diego; Hernández, Paola; Merlino, Alicia; Gil, Carmen; Olea Azar, Claudio; González, Mercedes; Cerecetto, Hugo; Porcal, Williams (ELSEVIER FRANCE-EDITIONS SCIENTIFIQUES MEDICALES ELSEVIER, 2009-12)
      Hybrid vinylthio-, vinylsulfinyl-, vinylsulfonyl- and vinylketo-benzofuroxans developed as anti-trypanosomatid agents, against Trypanosoma cruzi and Leishmania spp., have showed low micromolar IC50 values. The synthetic ...
    • Antibacterial activity against Staphylococcus aureus of chitosan/chondroitin sulfate nanocomplex aerogels ... 
      Angélica Gómez, María; Marcela Bonilla, Jennifer; Alejandra Coronel, María; Martínez, Jonathan; Moran Trujillo, Luis; Orellana, Sandra L.; Vidal, Alejandra; Giacaman, Annesi; Morales, Carlos; Torres Gallegos, Cesar; Concha, Miguel; Oyarzún Ampuero, Felipe; Godoy, Patricio; Lisoni, Judit G.; Henríquez Baez, Carla; Bustos, Carlos; Moreno Villoslada, Ignacio (Walter de Gruyter GMBH, 2018-04)
      The antibacterial activity against Staphylococcus aureus of aerogels fabricated from colloidal suspensions of chitosan/chondroitin sulfate nanocomplexes is analyzed. Upon freeze-drying the colloidal suspensions, the aerogels ...
    • Antibacterial activity and human cell cytotoxic of cobalt (III) complexes with 1,10-phenanthroline and ... 
      Parada Aliste, José; Atria Salas, Ana María; Baggio, Ricardo; Wiese, Guillermo; Lagos, Sebastián; Pavon, Alequis; Rivas, Elizabeth; Navarro, Laura; Corsini, Gino (Sociedad Chilena de Química, 2017)
      The mononuclear cobalt (III) complex derived from 1,10-phenanthroline with lactose [Co(phen)(2)lactose]Cl-2 center dot 3H(2)O (1) has been prepared and its properties have been compared with the sucrose complex ...
    • 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 ...
    • Antibacterial effect of kaempferol and (−)-epicatechin on Helicobacter pylori 
      Escandón, Ricardo; Del Campo, Miguel; López Solís, Remigio; Obreque Slier, Elías; Toledo, Héctor (Springer Verlag, 2016)
      Phenolic compounds are generated by the secondary metabolism of plants and have been associated with antibacterial properties. Among bacteria affecting human health, Helicobacter pylori has been associated with gastric ...
    • Antibacterial, kinetics and bacteriolytic properties of silver(I) pyridinedicarboxylate compounds 
      Azócar, M. Ignacio; Gómez, Grace; Velásquez, Carla; Abarca, Romina; Kogan Bocian, Marcelo; Páez, Maritza (Elsevier, 2014)
      Antibacterial properties of silver(I)-pyridinedicarboxylate compounds (with Pyridine-2,3-dicarboxylic(Lutidinic acid), pyridine-2,4-dicarboxylic (Quinolinic acid) and pyridine-2,5-dicarboxylic (Isocinchomeronic acid)) ...
    • Antibiotic therapy in patients with preterm premature rupture of membranes: A prospective, randomized, ... 
      Ovalle Salas, A.; Gómez, R.; Martínez, M. A.; Rubio, R.; Fuentes, A.; Valderrama, O.; Lira, P.; Romero, R. (1997)
      Objective: Preterm premature rupture of membranes (PROM) is responsible for one-third of premature deliveries and is associated with maternal and neonatal morbidity and mortality. Several studies have investigated the role ...