Now showing items 1-12 of 12

    • Caveolin-1 impairs PKA-DRP1-mediated remodelling of ER–mitochondria communication during the early phase of ER stress 

      Bravo Sagua, Roberto; Parra, Valentina; Ortiz-Sandoval, Carolina; Navarro Márquez, Mario F.; Rodríguez, Andrea E.; Díaz Valdivia, Natalia; Sanhueza, Carlos; López Crisosto, Camila; Tahbaz, Nasser; Rothermel, Beverly A.; Hill, Joseph A.; Cifuentes, Mariana; Simmen, Thoma (Nature Publishing Group, 2018)
      © 2018, ADMC Associazione Differenziamento e Morte Cellulare. Close contacts between endoplasmic reticulum and mitochondria enable reciprocal Ca2+ exchange, a key mechanism in the regulation of mitochondrial bioenergetics. ...
    • Defective insulin signaling and mitochondrial dynamics in diabetic cardiomyopathy 

      Westermeier, Francisco; Navarro Márquez, Mario F.; López Crisosto, Camila; Bravo Sagua, Roberto; Quiroga Lagos, Clara; Bustamante, Mario; Verdejo, Hugo E.; Zalaquett, Ricardo; Ibacache, Mauricio; Parra Ortíz, María Valentina; Castro, Pablo F.; Rothermel, Beverly A.; Hill, Joseph A.; Lavandero González, Sergio (Elsevier, 2015)
      Diabetic cardiomyopathy (DCM) is a common consequence of longstanding type 2 diabetes mellitus (T2DM) and encompasses structural, morphological, functional, and metabolic abnormalities in the heart.Myocardial energy metabolism ...
    • Herpud1 impacts insulin-dependent glucose uptake in skeletal muscle cells by controlling the Ca2+-calcineurin-Akt axis 

      Navarro Márquez, Mario F.; Torrealba, Natalia; Troncoso, Rodrigo; Vásquez Trincado, César Alonso; Rodriguez, Marcelo; Morales, Pablo E.; Villalobos, Elisa; Eura, Yuka; Garcia, Lorena; Chiong Lay, Mario; Klip, Amira; Jaimovich Pérez, Enrique; Kokame, Koichi; Lavandero González, Sergio (Elsevier B.V., 2018)
      © 2018 Elsevier B.V. Skeletal muscle plays a central role in insulin-controlled glucose homeostasis. The molecular mechanisms related to insulin resistance in this tissue are incompletely understood. Herpud1 is an endoplasmic ...
    • Herpud1 negatively regulates pathological cardiac hypertrophy by inducing IP3 receptor degradation 

      Torrealba, Natalia; Navarro Márquez, Mario F.; Vega Garrido, Valeria; Pedrozo Cibils, Zully; Romero, Diego; Eura, Yuka; Villalobos, Elisa; Carlos Roa, Juan; Chiong Lay, Mario; Kokame, Koichi; Lavandero González, Sergio (Nature Publishing Group, 2017)
      Cardiac hypertrophy is an adaptive response triggered by pathological stimuli. Regulation of the synthesis and the degradation of the Ca2+ channel inositol 1,4,5-trisphosphate receptor (IP3R) affects progression to cardiac ...
    • HERPUD1 protects against oxidative stress-induced apoptosis through downregulation of the inositol 1,4,5-trisphosphate receptor 

      Paredes, Felipe; Parra, Valentina; Torrealba, Natalia; Navarro Márquez, Mario F.; Gatica, Damián; Bravo Sagua, Roberto; Troncoso, Rodrigo; Pennanen, Christian; Quiroga, Clara; Chiong Lay, Mario; Caesar, Christa; Taylor, W. Robert; Molgó, Jordi; San Martín, Alejandra; Jaimovich Pérez, Enrique; Lavandero González, Sergio (Elsevier, 2016)
      Homocysteine-inducible, endoplasmic reticulum (ER) stress-inducible, ubiquitin-like domain member 1 (HERPUD1), an ER resident protein, is upregulated in response to ER stress and Ca2(+) homeostasis deregulation. HERPUD1 ...
    • Herpudl impacts insulin-dependent glucose uptake in skeletal muscle cells by controlling the Ca2+-calcineurin-Akt axis 

      Navarro Márquez, Mario F.; Torrealba, Natalia; Troncoso, Rodrigo; Vásquez Trincado, César; Rodríguez, Marcelo; Morales, Pablo E.; Villalobos, Elisa; Eura, Yuka; García Nannig, Lorena; Chiong Lay, Mario; Klip, Amira; Jaimovich Pérez, Enrique; Kokame, Koichi; Lavandero González, Sergio (Elsevier, 2018)
      Skeletal muscle plays a central role in insulin-controlled glucose homeostasis. The molecular mechanisms related to insulin resistance in this tissue are incompletely understood. Herpud1 is an endoplasmic reticulum membrane ...
    • Increased C-reactive protein plasma levels are not involved in the onset of post-operative atrial fibrillation 

      Campo, Andrea del; Roldán, Juan; Verdejo, Hugo E.; Zalaquett, Ricardo; Becerra, Elia; Navarro Márquez, Mario; Mellado, Rosemarie; Lavandero González, Sergio; Corbalán, Ramón; García Nannig, Lorena; Chiong Lay, Mario (Elsevier, 2017)
      Background: Increased inflammation biomarkers plasma levels, including C-reactive protein (CRP), have been associated with the initiation and perpetuation of atrial fibrillation (AF). However, it is not known whether an ...
    • Mifepristone enhances insulin stimulated Akt phosphorylation and glucose uptake in skeletal muscle cells 

      Bernal Sore, Izela; Navarro Márquez, Mario F.; Osorio Fuentealba, César; Díaz Castro, Francisco; Campo, Andrea del; Donoso Barraza, Camila; Porras Espinoza, Omar; Lavandero González, Sergio; Troncoso Cotal, Rodrigo (Elsevier, 2018)
      Mifepristone is the only FDA-approved drug for glycaemia control in patients with Cushing's syndrome and type 2 diabetes. Mifepristone also has beneficial effects in animal models of diabetes and patients with antipsychotic ...
    • Mitochondrial fragmentation impairs insulin-dependent glucose uptake by modulating Akt activity through mitochondrial Ca2+ uptake 

      Del Campo Sfeir, Andrea Estefanía; Parra Ortíz, María Valentina; Vásquez Trincado, César Alonso; Gutiérrez, Tomás; Morales, Pablo E.; López Crisosto, Camila; Bravo Sagua, Roberto; Navarro Márquez, Mario F.; Verdejo, Hugo E.; Contreras Ferrat, Ariel Eduardo; Troncoso Cotal, Rodrigo; Chiong Lay, Mario; Lavandero González, Sergio (American Physiological Society, 2014)
      Insulin is a major regulator of glucose metabolism, stimulating its mitochondrial oxidation in skeletal muscle cells. Mitochondria are dynamic organelles that can undergo structural remodeling in order to cope with these ...
    • Mitochondrial fragmentation impairs insulin-dependent glucose uptake by modulating Akt activity through mitochondrial Ca2+ uptake 

      Del Campo, Andrea; Parra, Valentina; Vásquez Trincado, César Alonso; Gutiérrez, Tomás; Morales, Pablo E.; López Crisosto, Camila; Bravo Sagua, Roberto; Navarro Márquez, Mario F.; Verdejo, Hugo E.; Contreras Ferrat, Ariel Eduardo; Troncoso, Rodrigo; Chiong Lay, Mario; Lavandero González, Sergio (2014)
      Insulin is a major regulator of glucose metabolism, stimulating its mitochondrial oxidation in skeletal muscle cells. Mitochondria are dynamic organelles that can undergo structural remodeling in order to cope with these ...
    • Nanoparticles for diagnosis and therapy of atherosclerosis and myocardial infarction: Evolution toward prospective theranostic approaches 

      Bejarano, Julian; Navarro Márquez, Mario F.; Morales Zavala, Francisco; Morales, Javier O.; García Carvajal, Ivonne; Araya Fuentes, Eyleen; Flores, Yvo; Verdejo, Hugo E.; Castro, Pablo F.; Lavandero González, Sergio; Kogan Bocian, Marcelo (Ivyspring International Publisher, 2018)
      © Ivyspring International Publisher. Cardiovascular diseases are the leading cause of death worldwide. Despite preventive efforts, early detection of atherosclerosis, the common pathophysiological mechanism underlying ...
    • Regulation of Cardiac Autophagy by Insulin-like Growth Factor 1 

      Troncoso, Rodrigo; Díaz Elizondo, Jessica; Espinoza, Sandra P.; Navarro Márquez, Mario F.; Oyarzún, Alejandra P.; Riquelme, Jaime A.; García Carvajal, Ivonne; Díaz Araya, Guillermo; García Nannig, Lorena; Hill, Joseph A.; Lavandero González, Sergio (2013-07)
      Insulin-like growth factor-1 (IGF-1) signaling is a key pathway in the control of cell growth and survival. Three critical nodes in the IGF-1 signaling pathway have been described in cardiomyocytes: protein kinase ...