Browsing by Author "XX676969"
Now showing items 21-40 of 51
-
Arredondo Olguín, Miguel; Mariotti, M.; Castillo, O.; Pérez Bravo, Francisco (Karger, 2020)
-
Oyarzún, Amaya; Lera Marques, Lydia; Codner Dujovne, Ethel; Carrasco, Elena; Pérez Bravo, Francisco (Elsevier, 2011)Introduction: Deregulation of apoptosis across the Fas–FasL pathway is an increasingly relevant phenomenon in the pathogenic mechanisms associated with autoimmune diseases. Caspase-8 initiates the activation of the ...
-
Pérez Bravo, Francisco; Martínez Laso, Jorge; Martín-Villa, José M.; Moscoso, Juan; Moreno, Almudena; Serrano Vela, Juan I.; Zamora, Jorge; Asenjo, Silvia; Gleisner, Andrea; Arnaiz Villena, Antonio (ELSEVIER, 2006-02)A rare case of type I diabetes is studied in an Amerindian (Mapuche) family from Chile, analyzing glutamic acid decarboxylase, islet-cell autoantibodies and human leukocyte antigen (HLA) genes. The affected sib is the only ...
-
Díaz, N.; Méndez, M. A.; Pérez Bravo, Francisco; Carrasco, E.; Santos, J. L. (2003)The aim of this study was to estimate annual incidence rate of type 1 diabetes according to the levels of genetic susceptibility provided by HLADQA1 and HLA-DQB1 genotypes. Two information sources were used: (1) a ...
-
Sir Petermann, Lidia; Codner Dujovne, Ethel; Maliqueo Yevilao, Manuel; Echiburú López, Bárbara; Hitchsfeld, Catalina; Crisosto King, Nicolás; Pérez Bravo, Francisco; Recabarren, Sergio E.; Cassorla Goluboff, Fernando (Oxford Press, 2006-10)CONTEXT: Anti-Müllerian hormone (AMH) is produced by the granulosa cells and reflects follicular development. Adult women with polycystic ovary syndrome (PCOS) have increased levels of AMH associated with an excessive ...
-
Carrasco, Elena; Pérez Bravo, Francisco; Dorman, J.; Mondragón, A.; Santos, J. L. (JOHN WILEY, 2006-02)Study objective and setting The aim of this study is to determine the incidence rate of type 1 diabetes in the metropolitan region of Santiago, Chile from 1 January 1986 to 31 December 2003. Design Population-based incidence ...
-
Celis Morales, Carlos; Pérez Bravo, Francisco; Ibañes, Luis; Sanzana, Ruth; Hormazabal, Edison; Ulloa, Natalia; Calvo, Carlos; Bailey, Mark E.S.; Gill, Jason M.R. (2011)Background: Effects of urbanisation on diabetes risk appear to be greater in indigenous populations worldwide than in populations of European origin, but the reasons are unclear. This cross-sectional study aimed to determine ...
-
Sir Petermann, Lidia; Ángel Badillo, Bárbara; Maliqueo Yevilao, Manuel; Santos, José Luis; Riesco, María Virginia; Toloza, Henry; Pérez Bravo, Francisco (ELSEVIER, 2004-10)OBJECTIVE: We evaluated metabolic parameters in Chilean women with polycystic ovary syndrome (PCOS) who were carriers and non-carriers of the glycine-to-arginine substitution at codon 972 (Gly972Arg) variant of insulin ...
-
Momin, Scherezade; Flores, Sylvia; Angel B, Bárbara; Codner Dujovne, Ethel; Carrasco P, Elena; Pérez Bravo, Francisco (2009)Aim: To explore the contribution of the PD-1 gene polymorphisms involved in T1D as well as the relationship between the PD-1/CTLA-4 genes and soluble CTLA-4 concentrations. Patients and methods: 261 incident cases of T1D ...
-
Albala Brevis, Cecilia; Santos, José Luis; Cifuentes, Mariana; Villarroel, Ana C.; Lera Marques, Lydia; Liberman Guendelman, Claudio; Ángel Badillo, Bárbara; Pérez Bravo, Francisco (NORTH AMER ASSOC STUDY OBESITY, 2004-02)Objective: To assess the association between the Ala54Thr genetic polymorphism of the fatty acid-binding protein 2 (FABP2) gene with insulin resistance and obesity. Research Methods and Procedures: According to a sampling ...
-
Arroyo Jousse, Viviana; García Díaz, Diego; Pérez Bravo, Francisco (Sociedad Médica de Santiago, 2015)Background: The worldwide rise in the incidence of Type I Diabetes (T1D), and the concordance rate between monozygotic twins (50%), indicate a strong effect of the environment as an underlying factor of this disease. This ...
-
Sylvia, Asenjo M.; Andrea, Gleisner E.; Pérez Bravo, Francisco (Sociedad Médica de Santiago, 2004-01)Type 1 diabetes (DM1) is caused by an autoimmune process that destroys beta cells of pancreas. Not all carriers of susceptible HLA genes and positive for autoantibodies develop the disease. Environmental factors play a ...
-
Maliqueo Yevilao, Manuel; Ángel Badillo, Bárbara; Pérez Bravo, Francisco; Lara Peñaloza, Hernán; Sir Petermann, Lidia (OXFORD UNIV PRESS, 2002-10)BACKGROUND: The aim of this study was to evaluate the peripheral serum androgen concentrations in normal and polycystic ovarian syndrome (PCOS) women during pregnancy, in order to establish if PCOS may induce gestational ...
-
Sir Petermann, Lidia; Echiburú López, Bárbara; Crisosto King, Nicolás; Maliqueo Yevilao, Manuel; Pérez Bravo, Francisco (Bentham Science, 2016)Polycystic ovary syndrome (PCOS) is a highly prevalent endocrine metabolic disorder and is presently considered a family pathology. It is associated with obesity, insulin resistance and metabolic syndrome. Racial, ethnic ...
-
Echiburú López, Bárbara; Crisosto King, Nicolás; Maliqueo Yevilao, Manuel; Pérez Bravo, Francisco; Ladrón de Guevara, Amanda; Hernández, Paola; Cavada Chacón, Gabriel; Rivas, Catalina; Clavel, Andrés; Sir Petermann, Teresa (Elsevier, 2016)Objective. To assess insulin sensitivity, insulin secretion and metabolic profile in women with polycystic ovary syndrome (PCOS) in different stages of reproductive life. Materials and methods. In a cross-sectional ...
-
Salas Pérez, Francisca; Codner Dujovne, Ethel; Valencia, Elizabeth; Pizarro, Carolina; Carrasco, Elena; Pérez Bravo, Francisco (Elsevier, 2013)Introduction: It is well established that type 1 diabetes (T1D) is an autoimmune disease. Controversial data exists regarding the differential control of the immune system in T1D patients compared to unaffected individuals. ...
-
Pérez Bravo, Francisco; Oyarzún, Amaya; Carrasco Piña, Elena; Ángel Badillo, Bárbara; Albala Brevis, Cecilia; Santos, José Luis (SOC MEDICA SANTIAGO, 2004-04)Background: Type 1 diabetes is an organ specific autoimmune disease whose incidence is increasing worldwide. A functional imbalance in cytokine production resulting in dominance of T helper (Th1) over Th2-type response has ...
-
Santos, José Luis; Pérez Bravo, Francisco; Martínez, J. A.; Montalvo, Domingo; Albala Brevis, Cecilia; Carrasco, Elena (Elsevier Science Inc., 2002)OBJECTIVE: We assessed the association between Gln27Glu and Trp64Arg genetic polymorphisms of the 2 (ADRB2) and 3 (ADRB3) adrenergic receptor genes with body mass index and other cardiovascular risk factors. METHODS: ...
-
Celis Morales, Carlos; Pérez Bravo, Francisco; Ibañez, Luis; Salas, Carlos; Bailey, Mark E.S.; Gill, Jason M.R. (2012)Purpose: Imprecise measurement of physical activity variables might attenuate estimates of the beneficial effects of activity on health-related outcomes. We aimed to compare the cardiometabolic risk factor dose-response ...
-
Pérez Bravo, Francisco; Soto M., Francisca; López A., Patricia; Eyzaguirre C., Francisca; Codner Dujovne, Ethel (Sociedad Médica de Santiago, 2011-02)