Browsing by Author "Hernández Ríos, Emma"
Now showing items 1-20 of 39
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Contreras Silva, Germán Leopoldo Guillermo (Universidad de Chile, 2013)ntroducción: La periodontitis apical asintomática (PAA) es una enfermedad destructiva de los tejidos perirradiculares del diente de etiología infecciosa. El objetivo del presente estudio fue determinar la asociación entre ...
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Hernández Ríos, Emma; Gamonal Aravena, Jorge Antonio; Tervahartiala, Taina; Mäntylä, Päivi; Rivera Escobar, Oriana; Dezerega Piwonka, Andrea; Dutzan, N.; Sorsa, T. (American Academy of Periodontology, 2010-11)Background: Matrix metalloproteinase (MMP)-8 is a central mediator in chronic periodontitis. MMP-8 can be activated by the cooperative action of otherMMPs such asMMP-14, reactive oxygen species, andmicrobial proteases. ...
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Soto Galaz, Rubén Eladio (2016)ntroducción: La anquilosis temporomandibular corresponde a una patología que implica la unión fibrosa y/u ósea del complejo disco-condilar a la superficie articular del hueso temporal, sin embargo, se desconocen aspectos ...
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Dezerega Piwonka, Andrea; Pozo, Patricia; Hernández Ríos, Emma; Oyarzún Droguett, Alejandro; Rivera Escobar, Oriana; Dutzan Muñoz, Nicolás; Gutiérrez Fernández, Ana; Overall, Christopher M.; Garrido, Mauricio; Alcota Rojas, Marcela; Ortiz, Emilio; Gamonal Aravena, Jorge Antonio (American Academy of Periodontology, 2010-02)Background: Chemokines are central in the activation and direction of leukocyte subsets to target tissues. However, the monocyte chemoattractant protein-3 (MCP-3) has not been associated with chronic periodontitis. Chronic ...
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Sorsa, Timo; Tervahartiala, Taina; Leppilahti, Jussi; Hernández Ríos, Emma; Gamonal Aravena, Jorge Antonio; Tuomainen, Anita M.; Lauhio, Anneli; Pussinen, Pirkko J.; Mäntylä, Päivi (Elsevier, 2011-02)Neutrophil collagenase or collagenase-2 (matrix metalloproteinase [MMP]-8) belongs to the collagenase subgroup of the MMP superfamily of calcium- and zinc-dependent neutral proteinases. MMP-8 is catalytically the most ...
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Bordagaray San Martín, María José; Fernández, Alejandra; Astorga, Jessica; Garrido Flores, Carlos Mauricio; Hernández Ríos, Patricia; Chaparro, Alejandra; Lira, María Jesús; Gebicke Haerter, Peter; Hernández Ríos, Emma (Frontiers Media, 2022)IntroductionApical periodontitis (AP) is a common oral disease caused by the inflammatory destruction of the periapical tissues due to the infection of the root canal system of the tooth. It also contributes to systemic ...
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Detection of gingival crevicular fluid MMP-8 levels with different laboratory and chair-side methods Sorsa, Timo; Hernández Ríos, Emma; Leppilahti, Jussi; Munjal, S.; Netuschil, L.; Mäntylä, Päivi (John Wiley & Sons, 2010)OBJECTIVE: The aim of the study was to compare four methods for gingival crevicular fluid (GCF) matrix metalloproteinase (MMP)-8 detection. METHODS: Matrix metalloproteinase-8 levels from 20 GCF samples from two ...
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Rojas Bravo, Francisca (Universidad de Chile, 2014)Introducción: La periodontitis es una enfermedad infeccioso-inflamatoria cuyo tratamiento se basa en una terapia mecánica de disrupción del biofilm, la cual resulta eficiente a largo plazo. El uso de antibióticos sistémicos ...
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Vásquez Cortés, Simone Fabio (Universidad de Chile, 2016)Introducción: RESUMEN El estrés se define como un conjunto de respuestas fisiológicas desencadenadas frente a una demanda real o percibida del ambiente, ésta respuesta, está formada por el eje Hipotálamo-Hip ...
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Silva Gutiérrez, Camila (Universidad de Chile, 2014)Introducción: El estrés se define como una alteración del equilibrio en el organismo ante una demanda real o percibida del ambiente. La respuesta fisiológica del estrés está formada por dos componentes principales, el ...
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Mardones Peñailillo, Jeannette (Universidad de Chile, 2009)ntroducción La periodontitis apical crónica (PAC) es una respuesta inmunoinflamatoria causada por la infección bacteriana de la pulpa dental, en la que hay destrucción de los tejidos periapicales. La proteína quimiotáctica ...
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Belmar, María José; Pabst, Carolina; Martínez, Benjamín; Hernández Ríos, Emma (MOSBY-ELSEVIER, 2008-06)Objective. Many matrix metalloproteinases ( MMPs) have been associated with periodontal tissue destruction during chronic and apical periodontitis. The aim of this study was to determine gelatinolytic activity in gingival ...
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Hernández Ríos, Emma; Dutzan Muñoz, Nicolás; García Sesnich, Jocelyn; Abusleme Ramos, Loreto Andrea; Dezerega Piwonka, Andrea; Silva Steffens, Nora; González Bergas, Fermín; Vernal Astudillo, Rolando; Sorsa, T.; Gamonal Aravena, Jorge Antonio (Sage, 2011-10)Periodontitis is an infection characterized by the occurrence of supporting tissue destruction with an episodic nature. Disease progression is often determined by the loss of attachment level or alveolar bone, and sequential ...
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Valenzuela, Fernando; Fernández, Javier; Jiménez, Constanza; Cavagnola, Daniela; Mancilla, Juan Felipe; Astorga, Jessica; Hernández Ríos, Emma; Fernández, Alejandra (MDPI, 2021): Psoriasis is a chronic immunoinflammatory skin disease. Although its diagnosis is clinical, differences in the appearance and severity of lesions pose a challenge for clinicians worldwide. The use of accessible biomarkers ...
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Huaman Chipana, Patricia Raquel (Universidad de Chile, 2017)Introducción: Estudios epidemiológicos han establecido una asociación entre la periodontitis apical asintomática (PAA) y enfermedades cardiovasculares, particularmente aterogénesis, sin embargo no existe evidencia ...
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Dutzan Muñoz, Nicolás; Vernal Astudillo, Rolando; Hernández Ríos, Emma; Dezerega Piwonka, Andrea; Rivera Escobar, Oriana; Silva Steffens, Nora; Aguillón Gutiérrez, Juan Carlos; Puente Piccardo, Javier; Pozo, Patricia; Gamonal Aravena, Jorge Antonio (2009-02)Background: Periodontitis is an infection with an episodic pattern of tissue-support destruction. During the generation of a primary CD4+ T helper 1 (Th1) response, interferon-gamma (IFN-g) acts as a positive regulator ...
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Dutzan Muñoz, Nicolás; Rivas, Catalina; García Sesnich, Jocelyn; Henríquez, Leslie; Rivera Escobar, Oriana; Dezerega Piwonka, Andrea; Hernández Ríos, Emma; Silva Steffens, Nora; Aguillón Gutiérrez, Juan Carlos; Puente Piccardo, Javier; Vernal Astudillo, Rolando; Gamonal Aravena, Jorge Antonio (American Academy of Periodontology, 2011-10)BACKGROUND: A growing body of evidence suggested that interleukin (IL)-21 enhances the effector phase during T-cell responses. The aim of our study is to determine the levels of IL-21 in periodontal sites from patients ...
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Hernández Ríos, Emma; Valenzuela, María Antonieta; López Otin, Carlos; Alvarez, Jesús; López, José Manuel; Vernal Astudillo, Rolando; Gamonal Aravena, Jorge Antonio (American Academy of Periodontology, 2006-11)Background: Matrix metalloproteinases (MMPs) participate in extracellular matrix degradation in physiological and pathological conditions. The available evidence suggests that MMP-13 plays a significant role in both the ...
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Cavalla Ruiz, Ian; Osorio Alfaro, Constanza; Paredes, Rodolfo; Valenzuela Pedevila, María Antonieta; García Sesnich, Jocelyn; Sorsa, Timo; Tervahartiala, Taina; Hernández Ríos, Emma (Elsevier, 2015)Periodontitis is a highly prevalent infectious disease characterized by the progressive inflammatory destruction of tooth-supporting structures, leading to tooth loss. The underling molecular mechanisms of the disease ...
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Sorsa, Timo; Mäntylä, Päivi; Tervahartiala, Taina; Pussinen, Pirkko J.; Gamonal Aravena, Jorge Antonio; Hernández Ríos, Emma (John Wiley & Sons A/S, 2011-09)