Now showing items 1-20 of 23

    • Gómez, Mariel; Toledo, Andrés; Carvajal, Paola; Carvalho Gomes, Sabrina; Araújo Costa, Ricardo; Solanes, Fernando; Oppermann, Rui; Kuchenbecker Rösing, Cassiano; Gamonal Aravena, Jorge Antonio; Romanelli, Hugo (2018)
      The aims of this study were to describe the self-reported oral hygiene habits, dental visit frequency, and gingival bleeding perception in adult populations from three South American cities, and also to assess the ...
    • 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. ...
    • Díaz, Leonor; Hoare, Anilei; Soto, Cristopher; Bugueño, Isaac; Silva Steffens, Nora; Dutzan Muñoz, Nicolás; Venegas, Darna; Salinas, Daniela; Pérez Donoso, José; Gamonal Aravena, Jorge Antonio; Bravo Rodríguez, Denisse (Elsevier, 2015)
      Virulence factors on the surface of Porphyromonas gingivalis constitute the first line of interaction with host cells and contribute to immune modulation and periodontitis progression. In order to characterize surface ...
    • 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 ...
    • Baeza Paredes, Mauricio; Garrido Flores, Carlos; Hernández Ríos, Patricia; Dezerega Piwonka, Andrea; García Sesnich, Jocelyn; Strauss Avendaño, Franz; Aitken Saavedra, Juan; Lesaffre, Emmanuel; Vanbelle, Sophie; Gamonal Aravena, Jorge Antonio; Brignardello Petersen, Romina; Tervahartiala, Taina; Sorsa, Timo; Hernández Ríos, Marcela (Wiley, 2016)
      AimThe aim of this study was to assess the levels and diagnostic accuracy of a set of potential biomarkers of periodontal tissue metabolism in gingival crevicular fluid (GCF) from patients with chronic periodontitis (CP) ...
    • Espinoza Santander, Iris; Thomson, W. M.; Gamonal Aravena, Jorge Antonio; Arteaga Herrera, Óscar (Willey, 2013-06)
      Objective: Socioeconomic disparities in oral health among adults have been observed in many countries, but it is not clear whether they exist in aspects of Oral Health-Related Quality of Life in Chile. Methods: Data ...
    • Espinoza Santander, Iris; Thomson, W. Murray; Gamonal Aravena, Jorge Antonio; Arteaga Herrera, Óscar (2013)
      Objective: Socioeconomic disparities in oral health among adults have been observed in many countries, but it is not clear whether they exist in aspects of Oral Health-Related Quality of Life in Chile. Methods: Data ...
    • Baeza Paredes, Mauricio; Morales Chvets, Alicia; Cisterna Vergara, Patricio; Cavalla Ruiz, Ian Franco; Jara Bahamondes, Gisela; Isamitt Parra, Yuri; Pino Zúñiga, Hilda; Gamonal Aravena, Jorge (Univ Sao Paulo Fac Odontologia Bauru, 2020)
      The evidence is inconclusive regarding the effect of periodontal treatment on glycemic control and systemic inflammation in patients with type 2 diabetes (T2D) and periodontitis Objective: To evaluate the effect of scaling ...
    • López Villarroel, Néstor; Gamonal Aravena, Jorge Antonio (American Academy of Periodontology, 1998-11)
      A randomized, double-blind, clinical study was done to assess the microbiological and clinical effects of metronidazole plus amoxicillin (M+A) as the only therapy in 46 patients with moderate to advanced progressive adult ...
    • Osorio, C.; Cavalla, F.; Paula Lima, Andrea; Díaz Araya, Guillermo; Vernal Astudillo, Rolando; Ahumada, P.; Gamonal Aravena, Jorge Antonio; Hernández, M. (Wiley & Sons, 2015)
      BackgroundThe mechanisms involved in reactive oxygen species and matrix metalloproteinase (MMP)-mediated periodontal tissue breakdown are unknown. ObjectiveTo determine the effect of H2O2 in MMP-2 and MMP-9 activity, ...
    • Silva, Nora; Abusleme Ramos, Loreto Andrea; Bravo, Denisse; Dutzan Muñoz, Nicolás; García Sesnich, Jocelyn; Vernal Astudillo, Rolando; Hernández, Marcela; Gamonal Aravena, Jorge Antonio (Univ Sao Paulo Fac Odontologia Bauru, 2015)
      Periodontal diseases usually refer to common inflammatory disorders known as gingivitis and periodontitis, which are caused by a pathogenic microbiota in the subgingival biofilm, including Porphyromonas gingivalis, ...
    • Navarrete, Mariely; García, Jocelyn; Dutzan, Nicolás; Henríquez, Leslie; Puente, Javier; Carvajal, Paola; Hernandez, Marcela; Gamonal Aravena, Jorge Antonio (American Academy of Periodontology, 2014)
      Macrophages account for 5% to 30% of the inflammatory infiltrate in periodontitis and are activated by the classic and alternative pathways. These pathways are identified by indirect markers, among which interferon (IFN)-γ ...
    • Dutzan Muñoz, Nicolás; Vernal Astudillo, Rolando; Vaque, Jose; García Sesnich, Jocelyn; Hernandez, Marcela; Abusleme, Loreto; Dezerega, Andrea; Gutkind, J.; Gamonal Aravena, Jorge Antonio (2012)
      Background: Interleukin-21 (IL-21) controls the differentiation of T-helper Th17 cells and induces the production of IL-17 in this T-cell subtype. The aim of this study is to determine the relative expression of IL-21 ...
    • Vernal Astudillo, Rolando; Chaparro, Alejandra; Graumann, Rebecca; Puente, Javier; Valenzuela, Maria Antonieta; Gamonal Aravena, Jorge Antonio (2004)
      Background: Receptor activator of nuclear factor κB ligand (RANK-L) is a cytokine involved in the regulation of osteoclastogenesis in bone remodeling and inflammatory osteolysis. One of the major causes of tooth loss in ...
    • 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 ...
    • Dutzan Muñoz, Nicolás; Gamonal Aravena, Jorge Antonio; Silva, Augusto; Sanz, Mariano; Vernal Astudillo, Rolando (2009)
      Aim: T regulatory (Treg) cells have been detected in periodontitis lesions, and forkhead box P3 (Foxp3) expression has been negatively correlated to receptor activator of nuclear factor-κ B ligand (RANKL). The aim of this ...
    • Gamonal Aravena, Jorge; Bravo, Joel; Malheiros, Zilson; Stewart, Bernal; Morales Chvets, Alicia; Cavalla, Franco; Gómez, Mariel (Sociedade Brasileira de Pesquisa Odontologica, 2020)
      A high level of general and oral health are invaluable assets, a factor not always considered a basic human right for their better life quality. The mouth is a critical point of contact with the external environment, which ...
    • Romito, Giuseppe; Feres, Magda; Gamonal Aravena, Jorge; Gómez, Mariel; Carvajal, Paola; Pannuti, Claudio; Duque Duque, Andrés; Romanelli, Hugo; Rosing, Cassiano Kuchenbecker; Aranguiz Freyhofer, Vicente; Cavagni, Juliano; Fischer, Ricardo Guimaraes; Figueiredo, Luciene; Campos de Almeida Carrer, Fernanda; Malheiros, Zilson; Stewart, Bernal; Sanz, Mariano; Ryan, María (Sociedade Brasileira de Pesquisa Odontologica, 2020)
      Periodontal diseases are considered a worldwide public health problem, owing to their high prevalence in developed and developing countries. Periodontitis may lead to tooth loss, which can impact oral health-related quality ...
    • Collins, James; Carpio, Ana; Bobadilla, Mónica; Reyes, Raysa; Gúzman, Isabel; Martínez, Benjamín; Gamonal Aravena, Jorge (2005)
      Background: Data on periodontal conditions in adolescents in the Dominican Republic are scarce. The aim of the present crosssectional study was to estimate the prevalence of periodontal attachment loss among Dominican ...
    • Carvajal Pavez, Paola; Gómez, Mariel; Gomes, Sabrina; Costa, Ricardo; Toledo, Andrés; Solanes Aguirre, Fernando; Romanelli, Hugo; Oppermann, Rui; Rosing, Casiano; Gamonal Aravena, Jorge Antonio (Faculdade De Odontologia De Bauru, 2016)
      Objectives: The aim of this study is to investigate the prevalence and severity of gingival, inflammation and associated risk indicators in South American adults. Material and Methods: Multi-stage samples totaling 1,650 ...