Instituto de Nutrición y Tecnología de los Alimentos: Recent submissions

Now showing items 781-800 of 928

    • Efectividad de una intervención en educación alimentaria y actividad física para prevenir obesidad en ... 
      Kain Berkovic, Juliana; Uauy Dagach-Imbarack, Ricardo; Leyton Dinamarca, Bárbara; Cerda Rioseco, Ricardo; Olivares Cortés, Sonia; Vio del Río, Fernando Tomás (SOC MEDICA SANTIAGO, 2008-01)
      Background: With the aim of contributing to be Healthy Goal 2010 of reducing significantly the prevalence of childhood obestiy, we developed and implemented during 2003 and 2004, a school-based obesity prevention intervention ...
    • Lack of effect of diet-induced hypomethylation on endothelium-dependent relaxation in rats 
      Hirsch Birn, Sandra; Ronco Macchiavello, Ana María; Pinardi Testa, Gianni; Montequin, María José; Leiva Balich, Laura; Maza Cave, María Pía de la; Llanos Silva, Miguel; Bunout Barnett, Daniel (CHURCHILL LIVINGSTONE, 2008-12)
      Background: Endothelial dysfunction is a key process in atherosclerosis. Hypomethylation is one of the postulated mechanisms involved in atherogenesis and is mainly secondary to a decrease in essential factors such as, ...
    • Methylation status in healthy subjects with normal and high serum folate concentration 
      Hirsch Birn, Sandra; Ronco Macchiavello, Ana María; Guerrero Bosagna, Carlos; Maza Cave, María Pía de la; Leiva Balich, Laura; Barrera Acevedo, María; Llanos Silva, Miguel; Alliende Rodríguez, María Angélica; Silva, Francisca; Bunout Barnett, Daniel (ELSEVIER, 2008-12)
      Objective: We assessed the impact of high serum folate concentration oil erythrocyte S-adenosylmethionine (SAM), S-adenosylhomocysteine (SAH) concentrations, SAM/SAH ratio, CpG methylation levels across the promoter region ...
    • Efecto de un programa de educación nutricional en el consumo de energía y macronutrientes de preescolares ... 
      Vásquez Vergara, Fabián; Andrade Santibáñez, Ana; Rodríguez, M. del Pilar; Salazar Rodríguez, Gabriela (Sociedad Latinoamericana de Nutrición, 2008-09)
      El objetivo de este trabajo fue evaluar los cambios en el consumo de energía y macronutrientes de niños (as) obesos y eutróficos, asistentes a jardines infantiles JUNJI de la zona oriente de Santiago, como producto de ...
    • Validación de ecuaciones antropométricas para evaluar composición corporal en niños preescolares chilenos 
      Velásquez R., Marcia; Salazar Rodríguez, Gabriela; Vio del Río, Fernando Tomás; Díaz Z., Nora; Anziani, Alyerina (SOC MEDICA SANTIAGO, 2008-04)
      Validated equations to measure body composition in Chilean preschool children are lacking, since the only international equation available was developed in obese, and undernourished caucasian children. Due to the increase ...
    • Modulation of Helicobacter pylori colonization with cranberry juice and Lactobacillus johnsonii La1 in children 
      Gotteland, Martín; Andrews, Mónica; Toledo Cumplido, Marcela; Muñoz, Loreto; Cáceres, Paola; Anziani, Alyerina; Wittig Rovira, Emma; Speisky Cosoy, Hernán; Salazar Rodríguez, Gabriela (ELSEVIER, 2008-05)
      Objective: Probiotics and cranberry have been shown to inhibit Helicobacter pylori in vitro owing to bacteriocin production and high levels of proanthocyanidins, iespectively. These effects have been confirmed in clinical ...
    • Expression of copper-related genes in response to copper load 
      González Canales, Mauricio; Reyes Jara, Angélica; Suazo Romo, Miriam; Jo, William J.; Vulpe, Chris (AMER SOC CLINICAL NUTRITION, 2008-09-01)
      Copper is an essential micronutrient for all biological systems. Multiple proteins require one or more atoms of copper for proper structure and function, but excess of copper is toxic. To prevent the consequences of copper ...
    • Determination of molecular phylogenetics of Vibrio parahaemolyticus strains by multilocus sequence typing 
      González Escalona, Narjol; Martínez Urtaza, Jaime; Romero Ormazábal, Jaime; Espejo Torres, Romilio; Jaykus, Lee-Ann; De Paola, Angelo (AMER SOC MICROBIOLOGY, 2008-04)
      Vibrio parahaemolyticus is an important human pathogen whose transmission is associated with the consumption of contaminated seafood. There is a growing public health concern due to the emergence of a pandemic strain causing ...
    • Valor de un test clínico para evaluar actividad física en niños 
      Godard M., Claude; Rodríguez N., María del Pilar; Díaz, Nora; Lera Marques, Lydia; Salazar Rodríguez, Gabriela; Burrows, Raquel (SOC MEDICA SANTIAGO, 2008-09)
      Background: An appropriate measurement of physical activity (PA) in children is useful, since inactivity is associated to obesity, cardiovascular and metabolic risk. Aim: To assess the reliability of the INTA questionnaire ...
    • Metabolic flexibility and insulin resistance 
      Galgani Fuentes, José; Moro, Cedric; Ravussin, Eric (AMER PHYSIOLOGICAL SOC, 2008-11)
      Metabolic flexibility is the capacity for the organism to adapt fuel oxidation to fuel availability. The inability to modify fuel oxidation in response to changes in nutrient availability has been implicated in the ...
    • Undernutrition is undernourished 
      Uauy Dagach-Imbarack, Ricardo (Cambridge University Press, 2008-06)
    • Effect of pretreatment with microwaves on mechanical extraction yield and quality of vegetable oil from ... 
      Uquiche, Edgar; Jeréz, Marcia; Ortiz Viedma, Jaime (ELSEVIER SCI LTD, 2008-10)
      The effect of microwave (MW) radiation on hazelnut seed (Gevuina avellana Mol) was studied as a substrate pretreatment prior to oil extraction by pressing. Samples were MW-treated at a frequency of 2450 MHz using a ...
    • A cyclic peptide derived from alpha-fetoprotein inhibits the proliferative effects of the epidermal growth ... 
      Torres, Crístian; Antileo, Elmer; Epuñán, María José; Pino, Ana María; Valladares Boasi, Luis; Sierralta, Walter (PROFESSOR D A SPANDIDOS, 2008-06)
      A cyclic peptide derived from the active domain of α-fetoprotein (AFP) significantly inhibited the proliferation of MCF7 cells stimulated with the epidermal growth factor (EGF) or estradiol (E2). The action of these ...
    • RAC1 activity and intracellular ROS modulate the migratory potential of MCF-7 cells through a NADPH oxidase ... 
      Tobar, Nicolás; Cáceres, Mónica; Santibáñez, Juan Francisco; Smith, Patricio C.; Martínez, Jorge (Elsevier Inc., 2008-08-18)
      modulate the migratory properties in MCF-7 and T47D human mammary cell lines. We also described that the NFjB pathway exerts a downstream control on the expression of the ROS-dependent cellular migratory potential. These ...
    • Federation of international societies of pediatric gastroenterology, hepatology, and nutrition consensus ... 
      Fasano, A.; Araya, M.; Bhatnagar, S.; Cameron, D.; Catassi, C.; Dirks, M.; Mearin, M. L.; Ortigosa, L.; Phillips, A. (LIPPINCOTT WILLIAMS & WILKINS, 2008-08)
    • CCS and SOD1 mRNA are reduced after copper supplementation in peripheral mononuclear cells of individuals ... 
      Suazo Romo, Miriam; Olivares, Felipe; Méndez, Marco; Pulgar Tejo, Rodrigo; Prohaska, Joseph R.; Arredondo Olguín, Miguel Armando; Pizarro Aguirre, Fernando; Ordóñez Pizarro, Fernando; Araya, Magdalena; González Canales, Mauricio (ELSEVIER SCIENCE INC, 2008-04)
      The limits of copper homeostatic regulation in humans are not known, making it difficult to define the milder effects of early copper excess. Furthermore, a robust assay to facilitate the detection of early stages of ...
    • Secular and seasonal trends in obesity in Chilean preschool children, 1996-2004 
      Stanojevic, Sanja; Kain Berkovic, Juliana; Uauy Dagach-Imbarack, Ricardo (LIPPINCOTT WILLIAMS & WILKINS, 2008-09)
      Objectives: Chile is a unique example of the nutrition transition, with improvements in undernutrition and subsequent rapid increases in obesity occurring at a rate much faster than in other countries. This study aims ...
    • Cu(I)–Glutathione complex: A potential source of superoxide radicals generation 
      Speisky Cosoy, Hernán; Gómez, Maritza; Carrasco Pozo, Catalina; Pastene, Edgar; López Alarcón, Camilo; Olea Azar, Claudio (PERGAMON-ELSEVIER SCIENCE LTD, 2008-07-01)
      Cu2+ ions and GSH molecules interact to swiftly form the complex Cu(I)–glutathione. We investigated the potential capacity of such complex to reduce molecular oxygen. The addition of SOD to a solution containing Cu(I)– ...
    • Evaluation of metabolic syndrome in adults of Talca city, Chile 
      Mujica, Verónica; Leiva, Elba; Icaza, Gloria; Díaz, Nora; Arredondo Olguín, Miguel Armando; Moore Carrasco, Rodrigo; Orrego, Roxana; Vásquez, Marcela; Palomo, Iván (BIOMED CENTRAL LTD, 2008-05-15)
      Objective-: Insulin resistance (IR) is an important risk factor for type 2 Diabetes Mellitus (DM2) and cardiovascular disease (CVD). Metabolic Syndrome (MS) is a clustering of metabolic alterations associated to IR; however, ...
    • Influencia familiar sobre la conducta alimentaria y su relación con la obesidad infantil 
      Domínguez Vásquez, P.; Olivares Cortés, Sonia; Santos, J. L. (ARCHIVOS LATINOAMERICANOS NUTRICION, 2008-09)
      Eating behavior involves all actions that define the relation between human beings and food. It is accepted that feeding habits are acquired through eating experiences and practices learned from the familiar and social ...