Now showing items 1-20 of 26

    • Ocaranza, María Paz; Piddo Mijares, Ana María; Faúndez Fuentes, Perla Andrea; Lavandero González, Sergio; Jalil Milad, Jorge (LIPPINCOTT WILLIAMS & WILKINS, 2002-03)
      Background and objective In humans, the insertion/ deletion polymorphism in the anglotensin (Ang) I converting enzyme (ACE) gene significantly determines ACE activity. The deletion allele induces higher ACE levels and is ...
    • Jalil Milad, Jorge; Córdova, Samuel; Ocaranza, María Paz; Schumacher, Erwin; Braun J., Sandra; Chamorro, Gastón; Fardella, Carlos E.; Lavandero González, Sergio (International Medical Science for Experimental and Clinical Research, 2002)
      The insertion/delection ACE polymorphism (ACE I/D) regulates different levels of circulating and tissue ACE activities, which may induce diverse adrenergic responses to physiological stimuli. The aim of this study was ...
    • Oliveri Pérez, Carla Giovanna; Ocaranza, María Paz; Campos Bastidas, Ximena; Lavandero González, Sergio; Jalil Milad, Jorge (LIPPINCOTT WILLIAMS & WILKINS, 2001-09)
      Angiotensin I is a substrate for both ACE and for neutral endopeptidase 24.11 (NEP). We hypothesized that high ACE expression is related to low NEP activity. Accordingly, circulating and tissue NEP and ACE activities were ...
    • Ramírez-Sagredo, Andrea; Ramírez-Reyes, Andrés; Ocaranza, María Paz; Chiong, Mario; Riquelme, Jaime A; Jalil, Jorge E.; Lavandero, Sergio (SciELO Agencia Nacional de Investigacion y Desarrollo (ANID), 2020)
    • Contreras Briceño, Felipe Andrés; Herrera, Sebastián; Vega Adauy, Julián; Salinas, Manuel; Ocaranza, María Paz; Jalil, Jorge E.; Mandiola, Jorge; Garcia Nannig, Lorena del Pilar; Chiong Lay, Mario Martin; Castro, Pablo F.; Lavandero González, Sergio Alejandro; Gabrielli, Luigi (Frontiers Media, 2021)
      An increased risk of atrial fibrillation (AF) has been demonstrated in high-performance athletes. Soluble vascular adhesion molecule-1 (sVCAM-1), a biomarker involved in inflammation and cardiac remodeling, is associated ...
    • Gálvez, Anita; Ocaranza, María Paz; Lavandero González, Sergio; Jalil Milad, Jorge (EDICIONES DOYMA S/L, 2001-11)
      Introduction. Angiotensin II levels can be partially inhibited during chronic administration of angiotensin converting enzyme (ACE) inhibitors, limiting from a clinical point of view its efficacy in the treatment of ...
    • Ocaranza, María Paz; Palomera, Cristián; Román, Maritza; Bargetto, Jorge; Lavandero González, Sergio; Jalil Milad, Jorge (PERGAMON-ELSEVIER SCIENCE LTD, 2006-02-28)
      To determine circulating angiotensin-(1-7) [Ang-(1,7)] levels in rats with different angiotensin converting enzyme (ACE) genotypes and to evaluate the effect of hypertension on levels of this heptapeptide, plasma levels ...
    • Morales, María Paz; Gálvez, Anita; Eltit Ortega, José Miguel; Ocaranza, María Paz; Díaz Araya, Guillermo; Lavandero González, Sergio (ACADEMIC PRESS INC, 2000-04-21)
      Insulin-like growth factor-1 (IGF-1) is a natural protectant of cardiac myocytes that has been shown to improve cardiac function. The role of IGF-1 in attenuating apoptosis induced by osmotic stress (sorbitol, SOR) or by ...
    • Jalil Milad, Jorge; Pérez, Alfonso; Ocaranza, María Paz; Bargetto, Jorge; Galaz, Alfonso; Lavandero González, Sergio (LIPPINCOTT WILLIAMS & WILKINS, 2005-12)
      In humans and rats, angiotensin I-converting enzyme activity is significantly determined by a gene polymorphism. Homozygous Brown Norway rats have higher plasma angiotensin I-converting enzyme activity and circulating ...
    • Ocaranza, María Paz; Díaz Araya, Guillermo; Chiong Lay, Mario; Muñoz, David; Riveros, Juan Pablo; Ebensperger González, Roberto; Sabat, Sebastián; Irarrázabal, Pablo; Jalil Milad, Jorge; Lavandero González, Sergio (LIPPINCOTT WILLIAMS & WILKINS, 2002-08)
      This study investigated whether long-term administration of isoproterenol (ISO) induces differential expression of angiotensin-converting enzyme (ACE) in lung, plasma, and left ventricle (LV) during development of left ...
    • Jalil Milad, Jorge; Palomera Gómez, Cristián Alejandro; Ocaranza, María Paz; Godoy, Iván; Román, Maritza; Chiong Lay, Mario; Lavandero González, Sergio (EXCERPTA MEDICA INC, 2003-09-15)
      In patients with hypertension who have the DD-ACE genotype (higher angiotensin-converting enzyme [ACE] activity), plasma levels of angiotensin-(1-7) are 4 times lower than in patients with the II-ACE genotype (lower ACE ...
    • Ocaranza, María Paz; Gabrielli, Luigi; Mora, Italo; García Nannig, Lorena; McNab, Paul; Godoy, Iván; Braun, Sandra; Córdova, Samuel; Castro, Pablo; Novoa, Ulises; Chiong Lay, Mario; Lavandero González, Sergio; Jalil, E. (MOSBY-ELSEVIER, 2011-05)
      Background The small guanosine triphosphatase Rho and its target Rho-kinase have significant roles in experimental remodeling and ventricular dysfunction, but no data are available on Rho-kinase activation in patients with ...
    • Palomera Gómez, Cristián Alejandro; Ocaranza, María Paz; Román, Maritza; Chiong Lay, Mario; Lavandero González, Sergio; Jalil Milad, Jorge (Sociedad Chilena de Cardiología y Cirugía Cardiovascular, 2003)
      La mayor actividad de la enzima convertidora de angiotensina I (ECA) determina mayores niveles de angiotensina (Ang) II y menores de Ang-(1-7). Hemos observado mayores niveles de Ang II en ratas normotensas con mayor ...
    • Navarro, Paola; Chiong Lay, Mario; Volkwein, Karen; Moraga, Francisco; Ocaranza, María Paz; Jalil Milad, Jorge; Sun, Woo Lim; Jeong-Ah, Kim; H., Moo Kwon; Lavandero González, Sergio (ACADEMIC PRESS INC ELSEVIER SCIENCE, 2008-07-25)
      Changes in cardiac osmolarity occur in myocardial infarction. Osmoregulatory mechanisms may, therefore, play a crucial role in cardiomyocyte survival. Tonicity-responsive enhancer binding protein (TonEBP) is a key ...
    • Gálvez, A. S.; Fiedler Temer, Jenny; Ocaranza, María Paz; Jalil Milad, Jorge; Lavandero González, Sergio; Díaz Araya, Guillermo (LIPPINCOTT WILLIAMS & WILKINS, 2005-09)
      Administration of the P-adrenergic agonist isoproterenol results in cardiac apoptosis. The effect of short-term P-adrenergic stimulation by isoproterenol on the activity of plasma, lung, and left ventricular (LV) angiotensin ...
    • Castro Gálvez, Pablo; Greig, Douglas; Copaja, Miguel; Alcaíno Olivares, Hernán Alejandro; Troncoso Cotal, Rodrigo Hernán; Chiong Lay, Mario; Mellado, Rose Marie; Pérez, Osvaldo; Vukasovic Ramírez, José Luis; Díaz Araya, Guillermo; Corbalán, Ramón; Ocaranza, María Paz; Jalil Milad, Jorge; Lavandero González, Sergio (Sociedad Chilena de Cardilología y Cirugía Cardiovascular, 2005)
      Los polimorfismos de los receptores β Adrenérgicos (AR) influencian el grado de actividad del receptor. Los βAR tienen un rol importante en la regulación de la contractilidad y podrían tener implicancias en el riesgo de ...
    • Fernández, Carolina; Torrealba, Natalia; Altamirano, Francisco; Garrido Moreno, Valeria Soraya; Vásquez Trincado, César; Flores Vergara, Raúl Alejandro; López Crisosto, Camila; Ocaranza, María Paz; Chiong Lay, Mario Martin; Pedrozo Cibils, Zully Rocío Evangelina; Lavandero González, Sergio (Public Library Science, 2021)
      Cardiac hypertrophy is the result of responses to various physiological or pathological stimuli. Recently, we showed that polycystin-1 participates in cardiomyocyte hypertrophy elicited by pressure overload and mechanical ...
    • Ocaranza, María Paz; Díaz Araya, Guillermo; Carreño, J. E.; Muñoz, David; Riveros, Juan Pablo; Jalil Milad, Jorge; Lavandero González, Sergio (AMER PHYSIOLOGICAL SOC, 2004-02-01)
      In humans, the effect of angiotensin-converting enzyme (ACE) gene polymorphisms in cardiovascular disease is still controversial. In the rat, a microsatellite marker in the ACE gene allows differentiation of the ACE gene ...
    • Gálvez, Anita; Ocaranza, María Paz; Lavandero González, Sergio; Jalil Milad, Jorge (Sociedad Española de Cardiología, 2001)
      En este modelo experimental de HVI hipertensiva mixta existe una activación temprana de la ECA plasmática y cardíaca. La administración precoz de un IECA previene el desarrollo de hipertensión e HVI al inhibir el aumento ...
    • Gálvez, Anita; Morales, María Paz; Eltit Ortega, José Miguel; Ocaranza, María Paz; Carrasco Alarcón, Loreto del Pilar; Campos Bastidas, Ximena; Sapag Hagar, Mario; Díaz Araya, Guillermo; Lavandero González, Sergio (SPRINGER-VERLAG, 2001-05)
      In all cell types, the maintenance of normal cell volume is an essential homeostatic function. Relatively little is known about the induction of apoptosis by hyperosmotic stress and its molecular mechanism in terminally ...