Browsing by Author "Gamonal Aravena, Jorge Antonio"

Now showing items 1-20 of 47

    • Apoptosis in chronic adult periodontitis analyzed by in situ DNA breaks, electron microscopy, and ... 
      Gamonal Aravena, Jorge Antonio; Bascones, A.; Acevedo, A.; Blanco, E.; Silva, A. (American Academy of Periodontology, 2001-04)
      Background: Apoptosis is an evolutionary form of physiological cell death. Previous studies suggest that apoptosis is involved in the pathogenesis of periodontal diseases. Therefore, we studied the apoptotic events in the ...
    • Asociación de mayores niveles de RANKL y linfocitos T CD4+ en periodontitis 
      Vernal Astudillo, Rolando; Chaparro, Alejandra; Dutzan Muñoz, Nicolás; Chandía Espinosa, Sabrita; Puente Piccardo, Javier; Silva, Augusto; Gamonal Aravena, Jorge Antonio (Escuela de Odontología. Facultad de Salud. Universidad del Valle, 2004)
      Propósito: La periodontitis es una enfermedad infecciosa que involucra una sobre-respuesta inmune del hospedero y se caracteriza por la destrucción de los tejidos de soporte del diente.Durante su desarrollo se establece ...
    • Characterization of cellular infiltrate, detection of chemokine receptor CCR5 and interleukin-8 and RANTES ... 
      Gamonal Aravena, Jorge Antonio; Acevedo, A.; Bascones, A.; Jorge, O.; Silva, A. (Munksgaard, 2001-06)
      Leukocyte migration is essential for immune surveillance of tissues by focusing immune cells to sites of antigenic challenge. The control of leukocyte migration depends on the combined actions of adhesion molecules and a ...
    • Chemokine Monocyte Chemoattractant Protein-3 in Progressive Periodontal Lesions in Patients With Chronic ... 
      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 ...
    • Chemokine RANTES in gingival crevicular fluid of adult patients with periodontitis 
      Gamonal Aravena, Jorge Antonio; Bascones, A.; Jorge, O.; Silva, A. (Munksgaard, 2000-09)
      Background, aims: This study presents the first evidence on the presence of the chemokine RANTES in the gingival fluid crevicular (GCF) of patients with periodontitis. RANTES is a chemokine that selectively attracts and ...
    • Clinical Attachment Loss in Chilean Adult Population: First Chilean National Dental Examination Survey 
      Gamonal Aravena, Jorge Antonio; Mendoza, Carolina; Espinoza Santander, Iris; Muñoz Martínez, Andrea; Urzúa, Iván; Aranda Chacón, Waldo; Carvajal Torres, Paola Alejandra; Arteaga Herrera, Óscar (AMER ACAD PERIODONTOLOGY, 2010-10)
      Background: Data from national surveys regarding the periodontal status of the adult population in Latin America are scarce. The aim of this study assesses the prevalence and extension of clinical attachment loss (AL) in ...
    • Clinical Effects of Lactobacillus rhamnosus in Non-Surgical Treatment of Chronic Periodontitis: A Randomized ... 
      Morales, Alicia; Carvajal, Paola; Silva, Nora; Hernández, Marcela; Godoy González, Claudia Andrea; Rodríguez, Gonzalo; Cabello Ibacache, Rodrigo Antonio; García Sesnich, Jocelyn Nata; Hoare, Anilei; Díaz, Patricia I.; Gamonal Aravena, Jorge Antonio (Amer Physical Soc., 2016)
      Background: Probiotics are living microorganisms that provide beneficial effects for the host when administered in proper quantities. The aim of this double-masked placebo-controlled parallel-arm randomized clinical trial ...
    • Clinical effects of probiotic or azithromycin as an adjunct to scaling and root planning in the treatment ... 
      Morales Chvets, Alicia Alvarovna; Contador Cotroneo, Rafael Ignacio; Bravo, Joel; Carvajal Pavez, Paola Lorena; Silva, Nora; Strauss Avendaño, Franz Josef; Gamonal Aravena, Jorge Antonio (BMC, 2021)
      Background: The aim of this triple-blind placebo-controlled parallel-arm randomized clinical trial was to evaluate the clinical effects of Lactobacillus rhamnosus SP1 or azithromycin as an adjunct to scaling and root ...
    • Collagenase-2 (MMP-8) as a point-of-care biomarker in periodontitis and cardiovascular diseases. Therapeutic ... 
      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 ...
    • Delayed neutrophil apoptosis in chronic periodontitis patients 
      Gamonal Aravena, Jorge Antonio; Sanz, M.; O'Connor, A.; Acevedo, A.; Suarez, I.; Sanz, A.; Martínez, B.; Silva, A. (Blacwell Munksgaard, 2003-07)
      Background, aims: Neutrophil cells constitute the first defense barrier against the oral bacterial challenge in the periodontium. Reduction of neutrophils could impair this response against periopathogenic bacteria such ...
    • Dental Caries Prevalence and Tooth Loss in Chilean Adult Population: First National Dental Examination Survey 
      Urzúa Araya, Iván; Mendoza Van der Molen, Carolina Andrea; Arteaga Herrera, Óscar; Rodríguez Martínez, Gonzalo; Cabello Ibacache, Rodrigo; Faleiros Chioca, Simone; Carvajal Pavez, Paola; Muñoz Martínez, Andrea; Espinoza Santander, Iris; Aranda Chacón, Waldo; Gamonal Aravena, Jorge Antonio (Hindawi Publishing Corporation, 2012)
      The purpose of this study was to assess the prevalence of dental caries, tooth loss, and risk factors among adult population of Chile. Furthermore, age, gender, and behavioural specific differences in caries prevalence and ...
    • Detection of Porphyromonas gingivalis in the amniotic fluid in pregnant women with a diagnosis of threatened ... 
      León Berríos, Rubén; Silva Steffens, Nora; Ovalle Salas, Víctor; Chaparro, Alejandra; Ahumada, Alexis; Gajardo, Marta; Martínez, María José; Gamonal Aravena, Jorge Antonio (2007)
      Background: Epidemiologic and randomized controlled studies have shown that periodontal diseases may be associated with preterm labor and delivery of infants with low birth weights. The purpose of the present study was to ...
    • Expression of proinflammatory cytokines in osteoarthritis of the temporomandibular joint 
      Vernal Astudillo, Rolando; Velásquez, Edgar; Gamonal Aravena, Jorge Antonio; García Sanz, José A.; Silva, Augusto; Sanz, Mariano (PERGAMON-ELSEVIER SCIENCE LTD, 2008-10)
      Objective: This study reports the expression of proinflammatory cytokines in temporomandibular joint (TMJ) of patients affected with temporomandibular osteoarthritis (OA). Design: In twelve OA of the TMJ (OA–TMJ) affected ...
    • High expression levels of receptor activator of nuclear factor-kappa B ligand associated with human chronic ... 
      Vernal Astudillo, Rolando; Dutzan Muñoz, Nicolás; Hernández Ríos, Emma; Chandía Espinosa, Sabrita; Puente Piccardo, Javier; León Berríos, Rubén; García, Leyre; Valle, Ignacio del; Silva, Augusto; Gamonal Aravena, Jorge Antonio (American Academy of Periodontology, 2006-10)
      Background: Chronic periodontitis is an infectious disease characterized by alveolar bone destruction and teeth loss. Receptor activator of nuclear factor-kappa B ligand (RANKL) is an osteoclastogenic cytokine, a central ...
    • Host-pathogen interactions in progressive chronic periodontitis 
      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 ...
    • Immunological differences and similarities between chronic periodontitis and aggressive periodontitis 
      Ford, Pauline J.; Gamonal Aravena, Jorge Antonio; Seymour, Gregory J. (John Wiley & Sons, 2010-06)
    • Impact of smoking on gingival inflammation in representative samples of three South American cities 
      Rösing, Cassiano Kuchenbecker; Gomes, Sabrina Carvalho; Carvajal Pavez, Paola; Gómez, Mariel; Costa, Ricardo; Toledo, Andrés; Solanes, Fernando; Romanelli, Hugo; Gamonal Aravena, Jorge Antonio; Oppermann, Rui Vicente (NLM (Medline), 2019)
      The aim of this study was to investigate the impact of smoking on gingival inflammation in a representative sample of 1,650 adults from Santiago (Chile), Porto Alegre (Brazil), and Tucumán (Argentina). A questionnaire ...
    • Interferon-g, Interleukins-6 and -4, and Factor XIII-A as Indirect Markers of the Classical and Alternative ... 
      Navarrete, Mariely; García, Jocelyn; Dutzan Muñoz, Nicolás; Henríquez, Leslie; Puente Piccardo, Javier; Carvajal, Paola; Hernández Ríos, Marcela; Gamonal Aravena, Jorge Antonio (Elsevier, 2014)
      Background: 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 ...
    • Levels of interleukin-1 beta, -8, and -10 and RANTES in gingival crevicular fluid and cell populations in ... 
      Gamonal Aravena, Jorge Antonio; Acevedo, A.; Bascones, A.; Jorge, O.; Silva, A. (American Academy of Periodontology, 2000-10)
      Background: Various cytokines have been identified at sites of chronic inflammation such as periodontitis. Cytokines are synthesized in response to bacteria and their products, inducing and maintaining an inflammatory ...
    • Levels of interleukin-17 in gingival crevicular fluid and in supernatants of cellular cultures of gingival ... 
      Vernal Astudillo, Rolando; Dutzan Muñoz, Nicolás; Chaparro, Alejandra; Puente Piccardo, Javier; Valenzuela, María Antonieta; Gamonal Aravena, Jorge Antonio (BLACKWELL MUNKSGAARD, 2005-04)
      Background and Aims: Interleukin-17 (IL-17) is a T-cell-derived cytokine that may play an important role in the initiation or maintenance of the pro-inflammatory response and has recently been found to stimulate osteoclastic ...