Browsing by Title Artículos de revistas

Now showing items 4478-4497 of 11551

    • Fetal and postnatal pulmonary circulation in the Alto Andino 
      Llanos Mansilla, Jorge; Ebensperger Darrouy, Germán; Herrera Videla, Emilio; Reyes, R. V.; Pulgar, V. M.; Serón Ferré, María; Díaz Beneventi, Mauricio; Parer, J. T.; Giussani, Dino A.; Moraga, F. A.; Riquelme González, Raquel (Elsevier, 2011)
      Lowland mammals at high altitude constrict the pulmonary vessels, augmenting vascular resistance and developing pulmonary arterial hypertension. In contrast, highland mammals, like the llama, do not present pulmonary ...
    • Fetal brain hypometabolism during prolonged hypoxaemia in the llama 
      Ebensperger Darrouy, Germán; Ebensperger, Renato; Herrera Videla, Emilio; Riquelme González, Raquel; Sanhueza Reinoso, Emilia; Lesage, Florian; Marengo, Juan José; Tejo, Rodrigo; Llanos Mansilla, Jorge; Reyes, Roberto (BLACKWELL PUBLISHING, 2005-09-15)
      In this study we looked for additional evidence to support the hypothesis that fetal llama reacts to hypoxaemia with adaptive brain hypometabolism. We determined fetal llama brain temperature, Na+ and K+ channel density ...
    • Fetal cardiorespiratory changes during spontaneous prelabor uterine contractions in sheep 
      Llanos Mansilla, Jorge; Court, Denys J.; Block, Barry S.; Germain, Alfredo M.; Parer, Julian T. (1986)
      Fetal card iorespiratory changes during spontaneous prelabor uterine contractions (called contractures) were studied in 12 chronically catheterized fetal sheep at 120 to 143 days' gestation. During contractures the carcass ...
    • Fetal growth restriction as risk factor for congenital malformations Trabajos originales Restricción del ... 
      Julio Nazer, H.; Lucía Cifuentes, O.; Constanza Ramírez, R.; Camila Seymour, M.; Alfredo Aguila, R.; Pilar Ureta, L.; Loreto Moya, C. (Sociedad Chilena de Obstetricia y Ginecologia, 2009)
      Background: Fetal growth restriction (FGR) is the result of anomalies that prevent the normal development of the fetus, it is present in about the 5% of births. Objectives: To estimate the frequency of FGR in the Clinical ...
    • Fetal growth restriction induces heterogeneous effects on vascular biomechanical and functional properties ... 
      Cañas, Daniel; Herrera, Emilio A.; García-Herrera, Claudio; Celentano, Diego; Krause, Bernardo J. (Frontiers Research Foundation, 2017)
      © 2017 Cañas, Herrera, García-Herrera, Celentano and Krause. Aim: Fetal growth restriction (FGR) is associated with a variety of cardiometabolic diseases in adulthood which could involve remodeling processes of the vascular ...
    • Fetal growth restriction is related to placental levels of cadmium, lead and arsenic but not with antioxidant ... 
      Llanos Silva, Miguel; Ronco Macchiavello, Ana María (2009)
      The objectives of this study were: to measure some essential metals and toxicants in placentas of mothers delivering neonates with fetal growth restriction, and to establish potential associations between environmental ...
    • Fetal heart rate throughout pregnancy 
      Ibarra-Polo, Andrés A.; Guiloff, Andrés A.; Gómez Rogers, Andrés (1972)
      Serial fetal heart rate (FHR) determinations were made from early pregnancy to term in 24 healthy fetuses by means of an ultrasonic device. A decreasing FHR pattern was noticed from the eleventh through the thirtieth weeks, ...
    • Fetal IgG specificities against Trypanosoma cruzi antigens in infected newborns 
      Reyes, María B.; Lorca, Myriam; Muñoz, Patricia; Frasch, Alberto C.C. (National Academy of Sciences, 1990)
      A panel of Trypanosoma cruzi antigens produced by recombinant DNA techniques was used to analyze the IgM and IgG specificities present in sera from 22 mothers with chronic Chagas disease and their newborn infants. Ten ...
    • Fetal in vivo continuous cardiovascular function during chronic hypoxia 
      Allison, B. J.; Brain, K. L.; Niu, Y.; Kane, A. D.; Herrera, E. A.; Thakor, A. S.; Botting, K. J.; Cross, C. M.; Itani, N.; Skeffington, K. L.; Beck, C.; Giussani, D. A. (WILEY-BLACKWELL, 2016)
      Although the fetal cardiovascular defence to acute hypoxia and the physiology underlying it have been established for decades, how the fetal cardiovascular system responds to chronic hypoxia has been comparatively understudied. ...
    • Fetal outcome among pregnancies in natural family planning acceptors: An international cohort study 
      Simpson, Joe Leigh; Gray, Ronald H.; Queenan, John T.; Kambic, Robert T.; Pérez, Alfredo; Mena, Patricio; Barbato, Michele; Pardo, Francisco; Tagliabue, Guillermo; Bitto, Adenike; Stevenson, Wilma (1991)
      This international, multicenter, prospective cohort study examines the outcome of pregnancies associated with aging gametes. Comparing pregnancies conceived at or near the peak mucus phase with those occurring before or ...
    • FGFR1 Pathway (FGFP) in Women with GNRH Deficiency (GNRHD): Mild Reproductive Phenotype 
      Merino Osorio, Paulina; Cerda, T.; Bollmann, J.; Mericq, Verónica (Karger, 2016)
    • Fiberoptic bronchoscopy assisted percutaneous tracheostomy Report of 100 patients Traqueostomía percutánea ... 
      Romero P., Carlos; Cornejo R., Rodrigo; Ruiz C., Mauricio; Gálvez A., Ricardo; Llanos V., Osvaldo; Tobar, Eduardo A.; Larrondo G., Jorge; Castro O, José (2008)
      Background: Development of percutaneous techniques for tracheostomy have facilitated its implementation in the intensive care unit (ICU). Aim: To evaluate the safety of performing percutaneous tracheostomy (PT) using the ...
    • Fiberoptic bronchoscopy-assisted percutaneous tracheostomy is safe in obese critically ill patients: A ... 
      Romero, Carlos M.; Cornejo, Rodrigo A.; Ruiz, Mauricio H.; Gálvez, L. Ricardo; Llanos, Osvaldo P.; Tobar, Eduardo A.; Larrondo, Jorge F.; Castro, José S. (2009)
      Background: Obesity has reached epidemic proportions worldwide. In Latin America, 10% to 35% of the population is obese. Obese critically ill patients are at greater risk for requiring intubation and prolonged mechanical ...
    • Fibrinogen-clotting enzyme, pictobin, fromBothrops pictus snake venom. Structural and functional characterization 
      Vivas Ruiz, Dan E.; Sandoval, Gustavo A.; González Kozlova, Edgar; Zarria Romero, Jacquelyne; Lazo, Fanny; Rodríguez, Edith; Magalhães, Henrique; Chávez Olortegui, Carlos; Oliveira, Luciana S.; Alvarenga, Valeria G.; Urra Faúndez, Félix; Toledo, Jorge; Yarlequé, Armando; Eble, Johannes A.; Sánchez, Eladio F. (Elsevier, 2020)
      A thrombin-like enzyme, pictobin, was purified from Bothrops pictus snake venom. It is a 41-kDa monomeric glycoprotein as showed by mass spectrometry and contains approx. 45% carbohydrate by mass which could be removed ...
    • Fibroblast growth factor-21 potentiates glucose transport in skeletal muscle fibers 
      Rosales Soto, Giovanni; Díaz Vegas, Alexis; Casas Atala, Mariana; Contreras Ferrat, Ariel; Jaimovich Pérez, Enrique (Bioscientifica, 2020)
      Fibroblast growth factor 21 (FGF21) is a pleiotropic peptide hormone that is considered a myokine playing a role in a variety of endocrine functions, including regulation of glucose transport and lipid metabolism. Although ...
    • Field trial with acidified milk fortified with iron and ascorbic acid. Preliminary results 
      Stekel Valencia, Carolina Paz; Olivares,; Lopez, Mauricio (1980)
    • FilmArray® Meningoencephalitis panel in the diagnosis of central nervous system infections: stewardship and ... 
      Acuña Avila, Mirta; Benadof Fuentes, Dona; Yohannessen Vásquez, Karla; Leiva, Yennybeth; Clement Campillo, Pascale (BMC, 2022)
      Background: Central nervous system (CNS) infection has been an ongoing concern in paediatrics. The FilmArray (R) Meningoencephalitis (FAME) panel has greater sensitivity in identifying the aetiology of CNS infections. This ...
    • Filtering of data-driven gene regulatory networks using drosophila melanogaster as a case study 
      Cuesta Astroz, Yesid; Gischkow Rucatti, Guilherme; Murgas, Leandro; San Martín Rovirosa, Carol; Sanhueza, Mario; Martin, Alberto J. M. (Frontiers Media, 2021)
      Gene Regulatory Networks (GRNs) allow the study of regulation of gene expression of whole genomes. Among the most relevant advantages of using networks to depict this key process, there is the visual representation of large ...
    • Fimbriae have distinguishable roles in Proteus mirabilis biofilm formation 
      Scavone, Paola; Iribarnegaray, Victoria; Caetano, Laura; Schlapp, Geraldine; Hartel, Steffen; Zunino, Pablo (Oxford University Press, 2016)
      Proteus mirabilis is one of the most common etiological agents of complicated urinary tract infections, especially those associated with catheterization. This is related to the ability of P. mirabilis to form biofilms on ...
    • The final voyage 
      Sánchez, J. E. (Springer-Verlag, 2014)