Browsing by Author "Cortés Troncoso, Juan"

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    • Actividad GSH Transferásica Citosólica de Hígado de Rata: Susceptibilidad a Iones Hierro 
      Cortés Troncoso, Juan (Universidad de ChilePrograma Cybertesis, 2007)
      Previamente hemos demostrado que el sistema Cu2+/ascorbato puede inhibir la actividad enzimática de algunas proteínas tiólicas a través de dos mecanismos: oxidación inducida por ROS y unión inespecífica de Cu2+ a ...
    • DPPH and oxygen free radicals as pro-oxidant of biomolecules 
      Letelier Muñoz, María Eugenia; Molina Berríos, Alfredo Enrique; Cortés Troncoso, Juan; Jara Sandoval, José; Holst, Marianne; Palma, Karina; Montoya, Margarita; Miranda, Dante; González Lira, Víctor (PERGAMON-ELSEVIER SCIENCE LTD, 2008-03)
      Numerous investigations exist about the alterations that oxygen free radicals can provoke on biomolecules; these modifications can be prevented and/or reversed by different antioxidants agents. On the other hand, ...
    • Nitroaryl-1,4-dihydropyridines as antioxidants against rat liver microsomes oxidation induced by iron/ascorbate, ... 
      Letelier Muñoz, María Eugenia; Entrala Alrruiz, Paz Andrea; López Alarcón, Camilo; González Lira, Víctor; Molina Berríos, Alfredo Enrique; Cortés Troncoso, Juan; Jara Sandoval, José; Santander, P.; Núñez Vergara, Luis (PERGAMON-ELSEVIER SCIENCE, 2007-12)
      1,4-Dihydropyridines (DHPs) used in the treatment of cardiovascular diseases, are calcium channel antagonists and also antioxidant agents. These drugs are metabolized through cytochrome P-450 oxidative system, majority ...