Now showing items 121-140 of 898

    • Misrachi Launert, Clara Minna; Espinoza Santander, Iris (Sociedad Odontológica de Chile, 2005-08)
      El enfoque moderno de la salud que incluye entre sus metas el apropiado funcionamiento y bienestar de los pacientes, muestra la necesidad que los profesionales de la salud manejen el concepto de calidad de vida, además ...
    • Urzúa Orellana, Blanca; Ortega Pinto, Ana; Rodríguez M., Luis; Morales Bozo, Irene (Sociedad Médica de Santiago, 2005-11)
      Amelogenesis Imperfecta (AI) is a group of conditions where there is an abnormal formation of enamel in terms of quantity, structure and composition. AI is clinically and genetically heterogeneous, there are sex linked ...
    • Villarroel Castro, P.; Fariña Sirandoni, Rodrigo; Espinoza Santander, Iris (Ergon, 2005-11)
      El quiste de Gorlin es un quiste odontogénico que puede presentarse en dos variedades, una quística rodeada por epitelio y de carácter benigno, y una neoplásica localmente agresiva. Se presenta elcaso de una mujer de 18 ...
    • Cortés Araya, Juan Eliecer; Granic Marinov, Xenia Mariana; Niño D., Ana Y. (Sociedad Odontológica de Chile, 2006)
      Desde fines del siglo XIX se cuenta con técnicas anestésicas locales que mitigan el dolor de origen dental. Este procedimiento se realiza administrando submucosamente una solución anestésica, obeteniendo un bloqueo nervioso ...
    • Villanueva Maffei, Julio; González, Andrea; Cornejo, Marco; Núñez, Cristián; Encina, Susana (2006)
      El osteocondroma es la neoplasia benigna más común del esqueleto. En la cabeza se ha descrito su localización en base de cráneo, cara posterior del maxilar, senos maxilares, y en diferentes áreas de la mandíbula, como ...
    • López, Nestor; Socransky, Sigmund; Da Silva, Isabel; Japlit, Michele; Haffajee, Anne (2006)
    • Cortés, J.; Granic, X. (Elsevier Masson SAS, 2006)
      Introduction. Craniofacial growth in cleft lip and palate patientsis controversial. Structural alterations of the face in these patientscould be due to the surgical treatment combined with the primaryvariations of the ...
    • Espinosa, Sebastián A.; Villanueva Maffei, Julio; Hampel, Hans; Reyes Court, Daniel (Elsevier, 2006)
      A case of unusual bone regeneration after resection of a juvenile ossifying fibroma (JOF) is presented. Secondary mandibular reconstruction with autogenous grafts was delayed due to the rapid bone formation. To the best ...
    • Smith, P. C.; Martínez, J. (INT AMER ASSOC DENTAL RESEARCHI A D R/A A D R, 2006-02)
      Transforming Growth Factor-beta 1 (TGF-beta 1) plays a key role in connective tissue remodeling and inflammation. Under pathological conditions, like periodontal disease, fibroblasts may display an altered response to this ...
    • Armijo Olivo, S.; Jara, X.; Castillo, N.; Alfonso, L.; Schilling, A.; Valenzuela, E.; Frugone Zambra, Raúl; Magee, D. (BLACKWELL PUBLISHING, 2006-03)
      Head and cervical posture evaluation has been a concern for many years, not only because of the purported relationship that exists between head and cervical posture in the presence of temporomandibular disorders, neck pain ...
    • Vernal Astudillo, Rolando; Dezerega Piwonka, Andrea; Dutzan Muñoz, Nicolás; Chaparro, Alejandra; León Berríos, Rubén; Chandía Espinosa, Sabrita; Silva, A.; Gamonal Aravena, Jorge Antonio (BLACKWELL, 2006-05)
      OBJECTIVES: The cytokine receptor activator of nuclear factor kappa B-ligand (RANKL) has been involved in both the physiological and pathological regulation of osteoclast life span and bone metabolism. Periapical granuloma ...
    • Smith Schuster, Patricio Fernando; Cáceres, Mónica; Martínez Winkler, Jorge (Blackwell Munksgaard Ltd, 2006-06-05)
      Myofibroblastic differentiation is an important event in gingival wound healing and chronic inflammation. Transforming frowth factorb 1 (TGF-b1) is a potent growth factor that has been implicated in this process. Gingival ...
    • Valenzuela, S.; Baeza Paredes, Mauricio; Miralles, R.; Cavada Chacón, Gabriel; Zúñiga, C.; Santander, H. (E H ANGLE EDUCATION RESEARCH FOUNDATION, 2006-07)
      The objective of this study was to determine the effects of canine guidance and group function on supra- and infrahyoid electromyographic (EMG) activity. The sample included 40 healthy subjects, 20 with bilateral canine ...
    • López Villarroel, Néstor; Socransky, Sigmund S.; Da Silva, Isabel; Japlit, Michele R.; Haffajee, Anne D. (BLACKWELL, 2006-09)
      Aim: To determine the effect of metronidazole plus amoxicillin (M+A) as the sole therapy, on the subgingival microbiota of chronic periodontitis. Material and Methods: Twenty-two patients with untreated chronic periodontitis ...
    • 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 ...
    • 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 ...
    • Villanueva Maffei, Julio; Reyes Court, Daniel; Espinosa S., Sebastián; Soto Norambuena, Reinaldo; Araya Cabello, Ignacio; Yanine Montaner, Nicolás (Sociedad Odontológica de Chile, 2006-11)
      La terapia de profilaxis antibiótica corresponde al uso de antibióticos con el objeto de prevenir una infección en el sitio quirúrgico. La infección de la herida es la causa más importante del fracaso de una cirugía. A ...
    • Díaz Guerra, Eva; Vernal Astudillo, Rolando; Prete, M. Julieta del; Silva, Augusto; García Sanz, José A. (American Association of Immunologists, 2007)
      The precise mechanisms involved in the switch between the clonal expansion and contraction phases of a CD8 T cell response remain to be fully elucidated. One of the mechanisms implicated in the contraction phase is ...
    • Restaino Bianchi, Carmen Gloria; Chaparro, Alejandra; Valenzuela, María Antonieta; Kettlun, Ana María; Vernal Astudillo, Rolando; Silva, A.; Puente Piccardo, Javier; Jaque, M. P.; León Berríos, Rubén; Gamonal Aravena, Jorge Antonio (2007)
      OBJECTIVE: Neutrophils play a crucial role in the defense of invading bacteria by releasing biologically active molecules. The response of peripheral blood neutrophils was studied in periodontitis-affected patients and in ...
    • Hernández Ríos, Emma; Martínez, Benjamín; Tejerina, José María; Valenzuela, María Antonieta; Gamonal Aravena, Jorge Antonio (2007)
      Matrix metalloproteinase (MMP)-13 is a collagenase involved in extracellular matrix degradation either by its direct degradative effects or by processing bioactive substrates. The aim of this study was to determine the ...