Now showing items 1-12 of 12

    • Greig, Douglas; Corbalán, Ramón; Castro, Pablo; Campos, Pabla; Lamich, Rubén; Yovaniniz, Patricio; Nazzal, Carolina (2010)
      Background: Hyperglycemia at admission has been associated to an adverse prognosis in patients with ST-segment elevation acute myocardial infarction (STEMI). However, its impact over the results of reperfusion therapies ...
    • Hameau, Rene; Gabrielli, Luigi; Garrido, Marcelo; Guzmán, Ana M.; Retamal, Ignacio; Vacarezza, María José; Greig, Douglas; Ocqueteau, Mauricio; Sanchez, Cesar; Pizarro, Marcela; Corvalan, Alejandro; Lavandero González, Sergio; Castro, Pablo F.; Martinez, Gonzalo (Sociedad Médica de Santiago, 2018-01)
      Recently, we have witnessed major improvements in cancer treatment. Early diagnosis and development of new therapies have reduced cancer-related mortality. However, these new therapies, along with greater patient survival, ...
    • Hameau, Rene; Gabrielli, Luigi; Garrido, Marcelo; Guzmán, Ana María; Retamal, Ignacio; Vacarezza, María José; Greig, Douglas; Ocqueteau, Mauricio; Sánchez, César; Pizarro, Marcela; Corvalán, Alejandro; Lavandero González, Sergio; Castro, Pablo F.; Martínez, Gonzalo (Sociedad Medica de Santiago, 2018)
      © 2018, Sociedad Medica de Santiago. All rights reserved. Recently, we have witnessed major improvements in cancer treatment. Early diagnosis and development of new therapies have reduced cancer-related mortality. However, ...
    • Castro, Pablo; Pérez, Osvaldo; Greig, Douglas; Díaz Araya, Guillermo; Moraga, Francisco; Chiong Lay, Mario; Troncoso, Rodrigo; Padilla, Ivonne; Vukasovic, Jose L.; Corbalán, Ramón; Lavandero González, Sergio (Ediciones Doyma, S.L., 2004)
      Introduction and objective. Carvedilol is an antioxidant and adrenergic antagonist with demonstrated benefits in terms of mortality from heart failure (HF). The aim of the present study was to evaluate clinical parameters, ...
    • Troncoso Cotal, Rodrigo; Moraga, Francisco; Chiong Lay, Mario; Roldán, Juan; Bravo, Roberto; Valenzuela, Rodrigo; Díaz Araya, Guillermo; Del Campo, Andrea; Sanhueza, Carlos; Rodriguez, Andrea; Vukasovic, José Luis; Mellado, Rosemarie; Greig, Douglas; Castro, Pablo F.; Lavandero González, Sergio (2009)
      We investigated the clinical response of chronic heart failure patients with β2-adrenergic receptor Gln27→Glu polymorphism treated for 6 months with carvedilol, a α/β-antagonist with antioxidant properties. The 6-min. walk ...
    • Castro, Pablo; Gabrielli, Luigi; Verdejo, Hugo; Greig, Douglas; Mellado, Rosemarie; Concepción, Roberto; Sepulveda, Luis; Vukasovic, José Luis; García Nannig, Lorena; Pizarro, Marcela; Pivet, Deisy; Carrillo, Constanza; Tapia, Fabiola; Navarro, Mario; Troncoso, Rodrigo; Baraon (2010)
      It is unknown why heart failure progresses even when patients are treated with the best therapy available. Evidences suggest that heart failure progression is due to loss of neurohumoral blockade in advanced stages of the ...
    • Greig, Douglas; Castro, Pablo; Gabrielli, Luigi; Miranda, Rodrigo; Verdejo, Hugo; Alcaíno Gálvez, Hernán Alejandro; Bustos, Carlos; Chiong Lay, Mario; Godoy, Iván; Mellado, Rosemarie; García Nannig, Lorena; Salas, Daniela; Vivar, Raúl; Vukasovic, José Luis; Concepción, Roberto; Díaz Araya, Guillermo (2008)
      Background: In chronic heart failure (CHF), endothelial dysfunction (ED) is a consequence of an imbalance of vascular tone regulating substances. The relationship between ED and inflammation has not been fully investigated. ...
    • Moraga, Francisco; Troncoso, Rodrigo; Mellado, Rosemarie; Díaz Araya, Guillermo; Vukasovic, José Luis; Greig, Douglas; Pérez, Osvaldo; García Nannig, Lorena; Roldán, Juan; Ocaranza, María Paz; Jalil Milad, Jorge; Chiong Lay, Mario; Castro, Pablo (2008)
      Background: ß adrenergic receptors (AR) are highly polymorphic and important regulators of cardiovascular homeostasis. Among these, ß1 and ß2 AR regulate cardiac contractility and frequency and are important pharmacological ...
    • Winter, José Luis; Castro, Pablo; Meneses, Luis; Chalhub, Mónica; Verdejo, Hugo; Greig, Douglas; Gabrielli, Luigi; Chiong Lay, Mario; Concepción, Roberto; Mellado, Rosemarie; Hernández, Claudia; Uribe, Sergio; Lavandero González, Sergio (2010)
      Background: Heart failure (HF) is characterized, among other features, by the development of alterations in myocardial energy metabolism, involving a decrease in glucose utilization and increased free fatty acid uptake by ...
    • Castro, Pablo; Winter, José Luis; Verdejo, Hugo; Orellana, Pilar; Quintana, Juan Carlos; Greig, Douglas; Enríquez, Andrés; Sepúlveda, Luis; Concepción, Roberto; Sepúlveda, Pablo; Rossel, Victor; Chiong Lay, Mario; García Nannig, Lorena; Lavandero González, Sergio (2012)
      Background: Ventricular dyssynchrony is a common finding in patients with heart failure (HF), especially in the presence of conduction delays. The loss of ventricular synchrony leads to progressive impairment of contractile ...
    • Gabrielli, Luigi; Castro, Pablo F.; Godoy, Ivan; Mellado, Rosemarie; Bourge, Robert C.; Alcaíno Gálvez, Hernán Alejandro; Chiong Lay, Mario; Greig, Douglas; Verdejo, Hugo; Navarro, Mario; Lopez, Rafael; Toro, Barbra; Quiroga, Clara; Díaz Araya, Guillermo; Lavandero González, Sergio; Garcia, Lo (2011)
      Background: Systemic endothelial dysfunction and increased oxidative stress have been observed in pulmonary arterial hypertension (PAH). We evaluate whether oxidative stress and endothelial dysfunction are associated with ...
    • Alcaíno Gálvez, Hernán Alejandro; Greig, Douglas; Castro, Pablo; Verdejo, Hugo; Mellado, Rosemarie; García Nannig, Lorena; Díaz Araya, Guillermo; Quiroga, Clara; Chiong Lay, Mario; Lavandero González, Sergio (2011)
      Complications and mortality of heart failure are high, despite the availability of several forms of treatment. Uric acid, the end product of purine metabolism would actively participate in the pathophysiology of heart ...