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Introduction: Chronic kidney disease promotes changes in the zinc nutritional status and in the antioxidant defense system. This study assessed the relationship between the parameters of the zinc nutritional status and the activity of superoxide dismutase in patients with chronic renal failure who are receiving hemodialysis. Methods: 134 individuals, aged between 18 and 85 years, were divided into two groups: case group (hemodialyzed patients, n = 63) and control group (n = 71). Zinc concentrations in plasma and erythrocytes were determined using the flame atomic absorption spectrophotometry technique. The activity of superoxide dismutase enzyme was determined according to Ransod kit. Results: The mean values of plasma zinc were 62.02 ± 13.59 μg/dL and 65.58 ± 8.88 μg/dL, and for erythrocytary zinc the values were 54.52 ± 22.82 μgZn/gHb and 48.01 ± 15.08 μgZn/gHb for the chronic renal patients and the control group, respectively. The activity of superoxide dismutase was significantly lower in patients when compared with the control group (p < 0.05). Conclusion: The activity of superoxide dismutase in patients with chronic renal failure undergoing hemodialysis, which is influenced by zinc concentracions, was significantly lower. There was an inadequate response of this enzyme to oxidative stress in patients undergoing hemodialysis.
Palabras Clave: Chronic kidney disease. Hemodialysis. Zinc. Superoxide dismutase.
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Almudena Perez Torres , María Elena González García , Ana María López Sobaler , Rafael Jesús Sánchez Villanueva , Rafael Selgas Gutiérrez
Heloisa Fernanda Lopes Da Silva , Acsa Nara Araújo Brito , Erika Paula Silva De Freitas , Mário Emílio Teixeira Dourado Jr. , Karine Cavalcanti Maurício Sena Evangelista , Lucia Leite Lais
Lorena Fernández-palacios , Gaspar Ros-Berruezo , Elsa Barrientos-augustinus , Elizabeth Jirón De Caballero , Carmen Frontela-saseta
María Andrea Aimar , Gabriela Pomiglio , Fernando Baccaro , Mario Traverso , Jorge Audisio , Priscila De Feo , Adriana Crivelli , Mariela Flores Lazdin
Andréa Cardoso de Matos , Gisele Souza , Vanessa Moreira , Mariana Luna , Andréa Ramalho
María Rosa Alhambra Expósito , María J. Molina-Puerta , Gabriel Olveira Fuster , Carmen Arraiza Irigoyen , Marisa Fernández Soto , José Manuel García Almeida , Pedro P. García Luna , Ana María Gómez Pérez , Juan Antonio Irles Rocamora , Juan Bautista Molina Soria , José Luis Pereira Cunill , Juana M. Rabat Restrepo , María Isabel Rebollo Pérez , Pilar Serrano Aguayo , Francisco Javier Vilches López
Gabriela Leal - Escobar , Iván Armando Osuna-Padilla , Karla Berenice Cano Escobar , Bernardo Moguel González , Héctor Alejandro Pérez Grovas , Silvia Ruiz Ubaldo
María Martínez Villaescusa , Miguel León Sanz , Ángel Aguado García , Asunción Pedrón Megías , Mercedes Martínez Díaz , César Gonzalvo Díaz , Llanos García Arce , Ana Pérez Rodríguez , Jose Miguel Gimenez Bachs , Abigail Azaña Rodríguez , Ana Belén González Martínez , Clara García Martínez , Carmen Gómez Roldán , Francisco Botella Romero
Lourdes Barbosa-Cortés , Miguel Ángel Villasís-Keever , Irene Montalvo-Valverde , Alejandra Aguilar-Kitsu , Karina Díaz de León-Félix , Eos Eunice Gómez-López , Jessie Nallely Zurita-Cruz
Karen V. Sánchez Hernández , Alfredo Larrosa-Haro , Mercedes González Hita , Fabiola Martín del Campo López , Clío Chávez Palencia , Gustavo Pérez Cortez , Jacob Sandoval Pamplona , Édgar Rivera León
Diana Mercedes Hernández Corona , Tonatiuh González Heredia , Miriam Méndez del Villar , Leonardo Pazarin Villaseñor , Francisco G. Yanowsky Escatell , Jorge F. Topete Reyes , Samanta Hernández García
Edilene Maria de Oliveira , Renata Pereira da Silva , Maria da Conceição Chaves de Lemos , Maria Goretti Pessoa de Araújo Burgos , Denise Maria Nascimento Costa , Regiane Maio
Elane Viana Furtado Hortegal , Janete Janete Daniel Alencar Alves , Elton Jonh Freitas Santos , Liliane Carvalho Rodrigues Nunes , Jacqueline Carvalho Galvão da Silva , Rafael Ferreira Nunes , Dejane de Almeida Melo , Suena Cristina Rodrigues de Carvalho , Ana Karina Teixeira da Cunha França , Elisângela Milhomem dos Santos , Alcione Miranda dos Santos
Dejane de Almeida Melo , Elane Viana Furtado Hortegal , Alana Caroline Amorim de Miranda Guimarães , Ana Karina Teixeira da Cunha França , Janete Janete Daniel Alencar Alves , Elisângela Milhomem dos Santos , Thanara da Conceição da Silva , Jacqueline Carvalho Galvão da Silva , Liliane Carvalho Rodrigues Nunes , Suena Cristina Rodrigues de Carvalho , Laís Ferreira de Sousa , Rafael Ferreira Nunes , Raimunda Sheyla Carneiro Dias , Alcione Miranda dos Santos
Geovana Martín-Alemañy , Monserrat Pérez-Navarro , Alberto Rosas-Herrera , Héctor Hinojosa-Heredia , Laura Fuentes-Méndez , Rafael Valdez-Ortiz
María Dolores Salas-González , Elena Rodríguez-Rodríguez , Ana Isabel Jiménez Ortega , Liliana Guadalupe González-Rodríguez , Ana M. López-Sobaler
Miguel Ángel Villasís-Keever , Jessie Nallely Zurita-Cruz , Aly Sugei Barradas-Vázquez , Lourdes Barbosa-Cortés , Claudia del Carmen Zepeda-Martínez , Gabriela Alegría-Torres , Marianne González-Estévez , Juan Manuel Domínguez-Salgado
Miguel Ángel Villasís-Keever , Jessie Nallely Zurita-Cruz , Juana Serret-Montoya , Lourdes Barbosa-Cortés , Claudia del Carmen Zepeda-Martínez , Gabriela Alegría-Torres , Aly Sugei Barradas-Vázquez , Sara Alonso-Flores , Carolina Hernández-Hernández , Leticia Manuel-Apolinar , Leticia Damasio-Santana , Juan Manuel Domínguez-Salgado
Paola Vanessa Miranda Alatriste , Eloísa Colin Ramírez , Ximena Atilano Carsi , Cristino Cruz-Rivera , Ángeles Espinosa-Cuevas
Ángeles Espinosa-Cuevas , Larisa-Ximena Ch-Durán , Ximena Atilano Carsi , Ailema González-Ortiz , Samuel Ramos-Acevedo , Sonia López-Cisneros , Ricardo Correa Rotter , Paola Vanessa Miranda Alatriste
Elisangela Milhomem Santos , Laísa Cristina Camões Cunha , Raimunda Sheyla Carneiro Dias , Maria Célia Cruz Diniz , Dyego José Araujo Brito , Thaisa Cristina Sousa Teixeira , Alcione Miranda dos Santos , Ana Karina Teixeira da Cunha França
Ana Paula Caio Zidório , Kenia Mara Baiocchi de Carvalho , Eliane Said Dutra
Guillermina Barril Cuadrado , Ángel Nogueira Pérez
Lucía Visiedo , Rocío Pérez Abud , Francisco Rivas-Ruiz , Juan Jesus Payan , Laura Rey , Begoña Tortajada , Jimena Abilés
Background: overweight and obesity have been incre...
Objetivo: el presente estudio tiene como objetivo...