Browsing by Author "Aravena, Octavio"
Now showing items 1-15 of 15
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Aravena, Octavio; Pesce Reyes, Bárbara; Soto, Lilian; Orrego, Natalia; Sabugo, Francisca; Wurmann, Pamela; Molina, María Carmen; Alfaro, Jorge; Cuchacovich Turteltaub, Miguel; Aguillón Gutiérrez, Juan Carlos; Catalán Martina, Diego (2011)The aim of this work was to study the effect of anti-TNF treatment on CD4+ Th1, Th17 and regulatory T cells (Tregs), together with CD8+ T cells and NK cells from rheumatoid arthritis (RA) patients. For this purpose, 18 RA ...
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Catalán Martina, Diego; Aravena, Octavio; Sabugo, Francisca; Wurmann, Pamela; Soto, Lilian; Kalergis, Alexis M.; Cuchacovich Turteltaub, Miguel; Aguillón Gutiérrez, Juan Carlos (2010)Introduction: Several molecules help preserve peripheral B cell tolerance, but when altered, they may predispose to autoimmunity. This work studied the expression of the costimulatory molecule CD86 and the inhibitory ...
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Gárate, David; Rojas Colonelli, Nicole; Peña, Corina; Salazar, Lorena; Abello Cáceres, Paula; Pesce Reyes, Bárbara; Aravena, Octavio; García González, Paulina; Ribeiro, Carolina Hager; Molina Sampayo, María Carmen; Catalán Martina, Diego; Aguillón Gutiérrez, Juan Carlos (American College of Rheumatology, 2013)Objective. Dendritic cells (DCs) modulated with lipopolysaccharide (LPS) are able to reduce inflammation when therapeutically administered into mice with collagen-induced arthritis (CIA). The aim of this study was to ...
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Gárate, David; Rojas Colonelli, Nicole; Peña, Corina; Salazar, Lorena; Abello, Paula; Pesce Reyes, Bárbara; Aravena, Octavio; García González, Paulina; Hager Ribeiro, Carolina; Molina, María C.; Catalán Martina, Diego; Aguillón Gutiérrez, Juan Carlos (2013)Objective Dendritic cells (DCs) modulated with lipopolysaccharide (LPS) are able to reduce inflammation when therapeutically administered into mice with collagen-induced arthritis (CIA). The aim of this study was to uncover ...
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Silva Steffens, Nora; Dutzan Muñoz, Nicolás; Hernández Ríos, Emma; Dezerega Piwonka, Andrea; Rivera Escobar, Oriana; Aguillón Gutiérrez, Juan Carlos; Aravena, Octavio; Lastres, Pedro; Pozo, Patricia; Vernal Astudillo, Rolando; Gamonal Aravena, Jorge Antonio (Blackwell, 2008)Background and aims: Periodontitis is an infection with an episodic nature of tissue support destruction. The aim of this work was to determine the levels of chemokines, cytokines, matrix metalloproteinase-13, periodontal ...
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Aguillón Gutiérrez, Juan Carlos; Cruzat, Andrea; Aravena, Octavio; Salazar, Lorena; Llanos, Carolina; Cuchacovich Turteltaub, Miguel (ELSEVIER, 2006)Tumour necrosis factor (TNF), a cytokine mainly produced by macrophages, is associated with a broad spectrum of biological effects, mainly associated with the host defense against microbes. The TNF gene Is located on ...
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Peña, Corina; Gárate, David; Contreras Levicoy, Juan; Aravena, Octavio; Catalán Martina, Diego; Aguillón Gutiérrez, Juan Carlos (2013)Background. Pharmacologically modulated dendritic cells (DCs) have been shown to restore tolerance in type II collagen- (CII-) induced arthritis (CIA). We examined the effect of dexamethasone (DXM) administration as a ...
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Ashley Andrés Ferrier Espósito (Universidad de Chile, 2022)La Artritis Reumatoide (AR) es una enfermedad sistémica autoinmune crónica en cuya inmunopatogenia los monocitos cumplen un rol fundamental en el desarrollo y perpetuación de la enfermedad, siendo un potencial blanco de ...
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Catalán Martina, Diego Francisco; Mansilla, Miguel Andrés; Ferrier Espósito, Ashley Andrés; Soto, Lilian; Oleinika, Kristine; Aguillón Gutiérrez, Juan Carlos; Aravena, Octavio (Frontiers Media, 2021)Regulatory B cells (Bregs) is a term that encompasses all B cells that act to suppress immune responses. Bregs contribute to the maintenance of tolerance, limiting ongoing immune responses and reestablishing immune ...
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González, Carlos; Abello, Paula; Cepeda, Raquel; Salazar, Lorena; Aravena, Octavio; Pesce Reyes, Bárbara; Catalán Martina, Diego; Aguillón Gutiérrez, Juan Carlos (2007)Using the murine model of type II collagen-induced arthritis (CIA), we studied its evolution over time by histopathological, immunohistochemical and clinical evaluations. The first clinical symptoms appeared 28 days ...
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Schiattino, Irene; Villegas Ríos, Rodrigo; Cruzat, Andrea; Cuenca, Jimena; Salazar, Lorena; Aravena, Octavio; Pesce Reyes, Bárbara; Catalán Martina, Diego; Llanos, Carolina; Cuchacovich Turteltaub, Miguel; Aguillón Gutiérrez, Juan Carlos (Sociedad de Biología de Chile, 2005)Longitudinal studies aimed at evaluating patients clinical response to specific therapeutic treatments are frequently summarized in incomplete datasets due to missing data. Multivariate statistical procedures use only ...
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Salazar, Lorena; Aravena, Octavio; Contreras Levicoy, Juan; Pesce Reyes, Bárbara; Catalán Martina, Diego; Zúñiga, Roberto; Iruretagoyena, Mirentxu; Kalergis, Alexis M.; Aguillón Gutiérrez, Juan Carlos (2007)Dendritic cells (DCs) are professional, antigen-presenting cells, which induce and regulate T cell reactivity. DCs are crucial in innate and adaptive immune responses, and are also involved in central and peripheral tolerance ...
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Salazar, Lorena; Aravena, Octavio; Contreras Levicoy, Juan; Pesce Reyes, Bárbara; Catalán Martina, Diego; Zúñiga, Roberto; Iruretagoyena, Mirentxu; Kalergis, Alexis M.; Aguillón Gutiérrez, Juan Carlos (2007)Dendritic cells (DCs) are professional, antigen-presenting cells, which induce and regulate T cell reactivity. DCs are crucial in innate and adaptive immune responses, and are also involved in central and peripheral tolerance ...
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Soto Sáez, Lilian; Sabugo Siraqyan, María Francisca; Catalán Martina, Diego; Wurmann Kiblisky, Pamela; Cermenatti, Tomás; Gatica Rossi, Héctor; Aravena, Octavio; Salazar, Lorena; Aguillón Gutiérrez, Juan Carlos; Cuchacovich Turteltaub, Miguel (Springer, 2011)The introduction of antitumor necrosis factor (TNF) agents has improved the outcome for many patients with rheumatoid arthritis (RA). To date, the only replicated genetic predictor of anti-TNF response is the −308 G > ...
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Aravena, Octavio; Ferrier, Ashley; Menon, Madhvi; Mauri, Claudia; Aguillón Gutiérrez, Juan Carlos; Soto, Lilian; Catalán Martina, Diego (BioMed Central Ltd., 2017)© 2017 The Author(s). Background: Systemic sclerosis (SSc) is a systemic autoimmune disease characterized by excessive production of extracellular matrix by fibroblasts on skin and internal organs. Although Th2 cells have ...