Mostrando ítems 1801-1820 de 1852

    • Azadinium poporum from the Argentine Continental Shelf, Southwestern Atlantic, produces azaspiracid-2 and azaspiracid-2 phosphate 

      Borel C., Marcela [Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas, CONICET]; Barrera, Facundo [Argentina. CONICET]; Lara, Ruben [Argentina. CONICET]; Krock, Bernd [Alemania. Helmholtz Association]; Almandoz, Gastón O. [Argentina. Universidad Nacional de La Plata]; Trefault, Nicole [Chile. Universidad Mayor. Centro de Genómica y Bioinformática] (CIENCIAS, 2016)
      The marine dinophycean genus Azadinium has been identified as the primary source of azaspiracids (AZA), a group of lipophilic phycotoxins known to accumulate in shellfish. Blooms of Azadinium in the southern Atlantic off ...
    • Biceps Brachii Muscle Innervation Zone Location in Healthy Subjects Using High-Density Surface Electromyography. 

      Silvestre, Rony A. [Chile. Universidad Mayor. Facultad de Medicina]; Arriagada, David A. [Chile. Universidad Mayor. Facultad de Medicina] (CIENCIAS, 2011)
      Entre las secuelas de lesiones del Sistema Nervioso Central se encuentra la espasticidad, la cual es de difícil manejo terapéutico. Los tratamientos actuales de la espasticidad consideran la administración de la toxina ...
    • Bursting the unfolded protein response accelerates axonal regeneration 

      Court, Felipe A [Chile. Universidad Mayor]; Hetz, Claudio [Estados Unidos. Harvard University] (CIENCIAS, 2016)
      Peripheral neuropathies refer to a group of conditions in which the peripheral nervous system (PNS) is damaged. These pathological state are are associated with weakness, pain, and loss of motor and sensory control. More ...
    • Antifungal activity of low molecular weight chitosan against clinical isolates of Candida spp. 

      Bucarey, Sergio A [Universidad de Chile]; Neira-Carrillo, Andrónico [Universidad de Chile]; Úrzua, Blanca [Universidad de Chile] (CIENCIAS, 2010)
      Chitosan is a natural polymer derived from chitin, a structural component of fungi, insects and shrimp, which exerts antimicrobial effects against bacteria and fungi. The aim of this study was to investigate the in vitro ...
    • An efficient semi-analytical method to compute displacements and stresses in an elastic half-space with a hemispherical pit 

      Boccardo, Valeria [Chile. Universidad Mayor. Escuela de Ingeniería]; Durán, Mario [Pontificia Universidad Católica de Chile]; Godoy, Eduardo [Chile. Ingenieros Matemat Consultores Asociados, INGMA] (CIENCIAS, 2015)
      This paper presents an efficient method to calculate the displacement and stress fields in an isotropic elastic half-space having a hemispherical pit and being subject to gravity. The method is semi-analytical and takes ...
    • Antibiotic regimens for management of intra-amniotic infection 

      Reveiz, Ludovic [Pan American Health Organization.USA]; Illanes, Eduardo [Chile. Universidad Mayor. Facultad de Medicina]; Cosp, Xavier Bonfill [España. Centro de Investigación Biomédica en Red] (CIENCIAS, 2014)
      BACKGROUND: Chorioamnionitis is a common infection that affects both mother and infant. Infant complications associated with chorioamnionitis include early neonatal sepsis, pneumonia, and meningitis. Chorioamnionitis can ...
    • Advances in Apple Transformation Technology to Confer Resistance to Fungal Diseases in Apple Crops: A Chilean Perspective 

      Paredes, Mario [Instituto de Investigaciones Agropecuarias INIA,Casilla 426,Chillán,Chile]; Becerra, Viviana [Chile. Instituto de Investigaciones Agropecuarias INIA]; Pérez, Eduardo [Chile. Centro Regional de Estudios en Alimentos Saludables] (CIENCIAS, 2010)
      La manzana (Malus domestica Borkh.) es una de las frutas más consumidas en el mundo. La transformación genética es un proceso clave para sustentar esta demanda, permitiendo el mejoramiento potencial de los cultivares ...
    • Association of Anxiety-Related Polymorphisms with Sports Performance in Chilean Long Distance Triathletes: A Pilot Study 

      Zambrano, Tomás [Chile. Universidad de La Frontera, Temuco]; Bahamondes-Avila, Carlos [Chile. Universidad Mayor, Temuco] (CIENCIAS, 2016)
      Different factors affecting athletic performance are well established: intensity and type of training, anthropometric characteristics as well as an important psychological component. However, the contribution of the genetic ...
    • Application of the EROD-H4IIE bioassay for the determination of dioxins in pork in comparison to high resolution gas chromatography coupled to high resolution mass spectrometry 

      Sotomayor, P [Chile. Universidad Mayor]; Stech, R. [Chile. Universidad Mayor]; Schoffer, JT. [Chile. Universidad Mayor. Facultad de Ciencias]; Bustos-López,C [Universidad Santo Tomás, Santiago, Chile] (CIENCIAS, 2013)
      El bioensayo EROD-H4IIE se utiliza en la detección de hidrocarburos halogenados planares, presentando ventajas sobre la química analítica, como velocidad, simplicidad, precisión, alta sensibilidad y bajo costo, siendo un ...
    • Application of a model to estimate total concentrations of dioxins and DL-PCBs in pork production in Chile 

      Bustos-López, C. [Chile. Universidad Santo Tomás]; Samsing, F. [Chile. Universidad Mayor]; Schoffer, JT. [Chile. Universidad Mayor. Facultad de Ciencias] (CIENCIAS, 2013)
      En la presente investigación se desarrolló un modelo para estimar la concentración total o CTotal de dioxinas (PCDD), furanos (PCDF) y bifenilos policlorados similares a dioxinas (DL-PCBs) en la carne de cerdo. El modelo ...
    • ALS-linked protein disulfide isomerase variants cause motor dysfunction 

      Colombo, Alicia [Universidad de Chile]; Saaranen, Mirva J. [Finlandia. University of Oulu. Biocenter Oulu and Faculty of Biochemistry and Molecular Medicine]; Pérez, Viviana [Chile. Universidad de Concepción]; Ojeda, Jorge [Chile. Universidad de Concepción]; Bustos, Fernando J. [Chile. Universidad Andrés Bello] (CIENCIAS, 2016)
      Disturbance of endoplasmic reticulum (ER) proteostasis is a common feature of amyotrophic lateral sclerosis (ALS). Protein disulfide isomerases (PDIs) are ER foldases identified as possible ALS biomarkers, as well as ...
    • Adventitious root initiation in adult and juvenile cuttings of Guindilia trinervis, an endemic plant of Chile suitable for biodiesel production. 

      Prehn,Doris [Pontificia Universidad Católica de Chile]; Gebauer, Marlene [Pontificia Universidad Católica de Chile]; Neumann, Jorge [Chile. Universidad Mayor]; Parada, Gloria Margot [Pontificia Universidad Católica de Chile]; Velozo, Juan [Chile. Universidad Mayor]; San Martin, Ricardo. [Pontificia Universidad Católica de Chile] (CIENCIAS, 2010)
      Guindilia trinervis es un arbusto silvestre nativo de Chile productor de semillas con alto contenido de aceite y aptitudes para producción de biodiésel. En este estudio se investigó la capacidad de propagar vegetativamente ...
    • A functional ferric uptake regulator (Fur) protein in the fish pathogen Piscirickettsia salmonis 

      Valderrama, Katherine [Chile. Universidad Católica del Norte]; Ayala, Manuel [Chile. Universidad Mayor]; Segovia, Cristopher [Chile. Universidad Mayor]; Santander, Javier [Chile. Universidad Mayor] (CIENCIAS, 2016)
      Piscirickettsia salmonis, a Gram-negative fastidious facultative intracellular pathogen, is the causative agent of the salmonid rickettsial septicemia (SRS). The P. salmonis iron acquisition mechanisms and its molecular ...
    • A Novel Method to Predict Genomic Islands Based on Mean Shift Clustering Algorithm 

      Maracaja-Coutinho, Vinicius [Chile. Universidad Mayor. Centro de Genómica y Bioinformática]; De Farias, Savio T. [Brasil. Universidade Federal da Paraiba]; Batista, Leonardo V. [Brasil. Universidade Federal da Paraiba] (CIENCIAS, 2016)
      Genomic Islands (GIs) are regions of bacterial genomes that are acquired from other organisms by the phenomenon of horizontal transfer. These regions are often responsible for many important acquired adaptations of the ...
    • A comparative performance analysis of total PSA, percentage free PSA, PSA velocity, and PSA density versus the detection of primary circulating prostate cells in predicting initial prostate biopsy findings in chilean men 

      Reyes, Eduardo [Chile. Universidad Diego Portales]; Orellana,Nelson [Chile. Hospital de Carabineros]; Fuentealba, Cynthia [Chile. Hospital de Carabineros]; Dueñas,Ricardo. [Chile. Hospital de Carabineros] (CIENCIAS, 2014)
      Introduction. PSA parameters have been used in an attempt to improve the diagnostic yield of prostate screening tests; the detection of primary malignant circulating prostate cells (CPCs) may improve the diagnostic yield ...
    • Aberrant localization of ezrin correlates with salivary acini disorganization in Sjogren's Syndrome 

      Aguilera, Sergio [Chile. Universidad Mayor]; Olea, Nancy [Estados Unidos. NIH National Institute of Dental & Craniofacial Research]; González, Maria-Julieta [Universidad de Chile] (CIENCIAS, 2010)
      OBJECTIVES: To analyse whether the alterations in the structure and organization of microvilli in salivary acinar cells from SS patients are linked to changes in the expression and/or cellular localization of ezrin. METHODS: ...
    • Aboveground biomass estimation in intervened and non-intervened Nothofagus pumilio forests using remotely sensed data 

      Pena, Marco [Chile. Universidad Mayor]; Schmidt, Andreas [Alemania. University of Munster]; Schmidt, Harald [Universidad de Chile]; Schulte, Andreas [Alemania. University of Munster] (CIENCIAS, 2012)
      Forest inventory data can be used along with remotely sensed data to estimate biomass and carbon stocks over large and inaccessible forested areas. In this study, the relationship between satellite-derived multispectral ...
    • A clinical predictive score for mood disorder risk in low-income primary care settings 

      Jimenez, M. I. [Universidad de Chile]; Igor, Mirko A. [Universidad de Chile]; Fores, G. A. [Chile. Universidad Mayor]; Correa, M. O. [Chile.Universidad de Los Andes]; Sullivan, M. C. [Estados Unidos. Tufts Medical Center]; Holtzman, N. S. [Estados Unidos. Tufts Medical Center] (CIENCIAS, 2013)
      BACKGROUND: Despite availability of validated screening tests for mood disorders, busy general practitioners (GPs) often lack the time to use them routinely. This study aimed to develop a simplified clinical predictive ...
    • Oxidative Stress Based-Biomarkers in Oral Carcinogenesis: How Far Have We Gone? 

      Anestopoulos, I. [Grecia. Democritus University of Thrace]; Voulgaridou, G. P. [Grecia. Democritus University of Thrace]; Franco, R. [Estados Unidos. University of Nebraska Lincoln]; Georgakilas, A. G. [Estados Unidos. University of North Carolina]; Ziech, D. [Chile. Universidad Mayor. Facultad de Medicina]; Malamou-Mitsi, V. [Grecia. University of Ioannina]; Pappa, A. [Grecia. Democritus University of Thrace]; Panayiotidis, M. I. [Grecia. University of Ioannina] (CIENCIAS, 2012)
      Oral cancer accounts for 2-3% of all malignancies and according to the World Health Organization (WHO) is the fifth most common cancer worldwide. On the other hand, "oxidative stress" implies a cellular state whereby ...
    • High quality RNA extraction from Maqui berry for its application in next-generation sequencing 

      Villacreses, Javier [Chile. Universidad Mayor. Centro de Genómica y Bioinformática]; Blanc, Noelle [Chile. Universidad Mayor. Centro de Genómica y Bioinformática]; Espinoza, Loreto [Chile. Universidad Mayor. Centro de Genómica y Bioinformática]; Martínez, Camila [Chile. Universidad Mayor. Centro de Genómica y Bioinformática]; Pastor, Gabriela [Chile. Universidad Mayor. Centro de Genómica y Bioinformática]; Manque, Patricio [Chile. Universidad Mayor. Centro de Genómica y Bioinformática]; Undurraga, Soledad F. [Chile. Universidad Mayor. Centro de Genómica y Bioinformática]; Polanco, Víctor [Chile. Universidad Mayor. Centro de Genómica y Bioinformática]; Sánchez, Carolina [Chile. Universidad Mayor. Centro de Genómica y Bioinformática] (CIENCIAS, 2016)
      Maqui berry (Aristotelia chilensis) is a native Chilean species that produces berries that are exceptionally rich in anthocyanins and natural antioxidants. These natural compounds provide an array of health benefits for ...


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