Browsing by Title Artículos de revistas

Now showing items 386-405 of 898

    • H2O2 activates matrix metalloproteinases through the nuclear factor kappa B pathway and Ca2+ signals in ... 
      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, ...
    • Hábitos de higiene oral en estudiantes de odontología de la Universidad de Chile 
      Espinoza Santander, Iris; Muñoz Poblete, Claudio Fernando; Lara Molina, Mavarena Leticia; Uribe Cifuentes, Juan Pablo (Sociedad de Periodoncia de Chile, Sociedad de Implantología Oral de Chile y Sociedad de Prótesis y Rehabilitación Oral de Chile., 2010-04)
      Los estudiantes de odontología son agentes involucrados en la educación de los cuidados bucodentales. No se han publicado estudios nacionales que describan sus hábitos de higiene oral. Objetivo: Describir la proporción de ...
    • HCS serum levels in normal pregnancy and some diseases with high obstetric and perinatal risk 
      Abusleme, (1974)
    • Helicobacter pylori strain ATCC700392 encodes a methyl-accepting chemotaxis receptor protein (MCP) for ... 
      Cerda, Oscar; Rivas, Ana; Toledo, Héctor (Elsevier, 2003)
      Helicobacter pylori ATCC43504 responds chemotactically to aspartic acid and serine, but not to arginine, nor to sodium bicarbonate. In contrast, H. pylori ATCC700392 (strain 26695) shows chemotaxis to all four attractants. ...
    • Herniación del cuerpo adiposo de la mejilla, caso clínico en un niño de cinco años 
      Araya Cabello, Ignacio; Yanine Montaner, Nicolás; Cornejo Ovalle, Marco; Villanueva Maffei, Julio (Universidad de Antioquia. Facultad de Odontología, 2011-06)
      La herniación del cuerpo adiposo de la mejilla es un síndrome descrito por primera vez en 1997 por Matarasso, se caracteriza por el desplazamiento de este tejido hacia el espacio conformado entre la mejilla y el cuerpo de ...
    • HGMB1 and RAGE as essential components of Ti osseointegration process in mice 
      Biguetti, Claudia Cristina; Cavalla, Franco; Silveira, Elcia Varize; Tabanez, André Petenuci; Francisconi, Carolina Favaro; Taga, Rumio; Campanelli, Ana Paula; Trombone, Ana Paula Favaro; Rodrigues, Danieli C.; Garlet, Gustavo Pompermaier (Frontiers Media, 2019)
      The release of the prototypic DAMP High Mobility Group Box 1 (HMGB1) into extracellular environment and its binding to the Receptor for Advanced Glycation End Products (RAGE) has been described to trigger sterile inflammation ...
    • High condylectomy versus proportional condylectomy: is secondary orthognathic surgery necessary? 
      Fariña Sirandoni, Rodrigo; Olate, S.; Raposo Castillo, Araceli; Araya, I.; Alister, J. P.; Uribe, F. (Elsevier, 2016)
      The objective of this study was to assess the need for secondary orthognathic surgery in patients undergoing two different condylectomy protocols for active unilateral condylar hyperplasia (UCH). A retrospective cohort ...
    • 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 ...
    • High levels of CXC Ligand 12/stromal cell-derived factor 1 in apical lesions of endodontic origin associated ... 
      Cavalla, Franco; Reyes, Montserrat; Vernal Astudillo, Rolando; Álvarez, Carla; Paredes, Rodolfo; García Sesnich, Jocelyn; Infante, Magdalena; Fariña, Valeska; Barrón, Ignacio; Hernández, Marcela (2013)
      INTRODUCTION: CXC ligand 12/stromal-derived factor-1 (CXCL12/SDF-1) is a pleiotropic chemokine that regulates the influx of a wide range of leukocytes. The aim of this study was to characterize CXCL12/SDF-1 in apical ...
    • High Levels of CXC Ligand 12/Stromal Cell–derived Factor 1 in Apical Lesions of Endodontic Origin Associated ... 
      Cavalla, Franco; Reyes Rojas, Montserrat de los Ángeles; Vernal Astudillo, Rolando; Álvarez, Carla; Paredes, Rodolfo; García Sesnich, Jocelyn; Infante, Magdalena; Fariña, Valeska; Barrón, Ignacio; Hernández Ríos, Marcela (American Association of Endodontists, 2013)
      Introduction: CXC ligand 12/stromal-derived factor-1 (CXCL12/SDF-1) is a pleiotropic chemokine that regulates the influx of a wide range of leukocytes. The aim of this study was to characterize CXCL12/SDF-1 in apical lesions ...
    • Higher blood vessel density in comparison to the lymphatic vessels in oral squamous cell carcinoma 
      Maturana Ramírez, Andrea; Espinoza Santander, Iris; Reyes, Montserrat; Aitken, Juan Pablo; Aguayo, Francisco; Hartel, Steffen; Rojas Alcayaga, Gonzalo (E-Century Publishing Corp., 2015)
      Introduction: Oral squamous cell carcinoma (OSCC) is characterized by local invasion and the development of cervical metastasis. In the tongue, an association between the invasion of the lymphatic vessels and the development ...
    • Hipertemia Maligna: Revisión a Propósito de un Caso 
      Cortés Araya, Juan Eliecer; Sung Hsieh, Hsiao; González Rocabado, Andrea; Eterovic Feliú, Patricia (Sociedad Odontológica de Chile, 2003-04)
      La Hipertermia Maligna (HM) es un trastorno farmacogenético del músculo estriado que se manifiesta en individuos predispuestos al exponerse a agentes gatillantes, tales como hidrocarburos halogenados tipo halotano y ...
    • Histatins, wound healing, and cell migration 
      Torres, P.; Castro, M.; Reyes, M.; Torres, V. (Blackwell Publishing Ltd, 2017)
      Wounds in the oral mucosa heal faster and more efficiently than those in the skin, although the mechanisms underlying these differences are not completely clear. In the last 10 years, a group of salivary peptides, the ...
    • Histology of surgically removed overgrown osteochondral rib grafts 
      Peltomäki, Timo; Quevedo, Luis; Jeldes, Giovanna; Rönning, Olli (Churchill Livingstone, 2002)
      INTRODUCTION Osteochondral rib grafts are most commonly used for mandibular condylar replacements. However, when used in growing patients, unpredictable growth of the constructed condyle/ramus is a common complication. ...
    • Histomorphometric analysis of osseointegrated grade V titanium mini transitional implants in edentulous ... 
      Beltrán, Víctor; Weber, Benjamín; Lillo, Ricardo; Manzanares, María Cristina; Sanzana Luengo, Cristina Fernanda; Fuentes, Nicolás; Acuña Mardones, Pablo; Valdivia Gandur, Iván (MDPI, 2021)
      The purpose of this study is to assess the use of grade V titanium mini transitional implants (MTIs) immediately loaded by a temporary overdenture. For this, a histomorphometric analysis of the bone area fraction occupancy ...
    • Histopathological analysis of unilateral condylar hyperplasia: difficulties in diagnosis and characterization ... 
      Vásquez, B.; Olate, Sergio; Cantín, Mario; Sandoval, C.; Fariña, R.; Sol, M. del (Churchill Livingstone, 2016)
      The aim of this study was to perform a histological analysis of the conditions in patients undergoing surgery for unilateral condylar hyperplasia (UCH) using different histopathological analytical techniques and to describe ...
    • Host response mechanisms in periodontal diseases 
      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, ...
    • 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 ...
    • HPV Involvement in Head and Neck Cancers: Comprehensive Assessment of Biomarkers in 3680 Patients 
      Castellsagué, Xavier; Alemany, Laia; Quer, Miquel; Halec, Gordana; Quirós, Beatriz; Tous, Sara; Clavero, Omar; Alòs, Llúcia; Biegner, Thorsten; Szafarowski, Tomasz; Alejo, María; Holzinger, Dana; Cadena, Enrique; Claros, Edith; Hall, Gillian; Laco, Jan; Poljak, Mario; Benevolo, María; Kasamatsu, Elena; Mehanna, Hisham; Ndiaye, Cathy; Guimerà, Núria; Lloveras, Belen; León, Xavier; Ruiz Cabezas, Juan C.; Alvarado Cabrero, Isabel; Kang, Chang Suk; Oh, Jin-Kyoung; Garcia-Rojo, Marcial; Iljazovic, Ermina; F. Ajayi, Oluseyi; Duarte, Flora; Nessa, Ashrafun; Tinoco, Leopoldo; Durán Padilla, Marco A.; Pirog, Edyta C.; Viarheichyk, Halina; Morales, Hesler; Costes, Valérie; Félix, Ana; Germar, Maria Julieta V.; Mena, Marisa; Ruacan, Arzu; Jain, Asha; Goodman, Marc T.; Lombardi, Luis Estuardo; Ferrera, Annabelle; Malami, Sani; Albanesi, Estela I.; Dabed, Pablo; Molina, Carla; López Revilla, Rubén; Mandys, Václav; González, Manuel E.; Velasco, Julio; Bravo, Ignacio G.; Quint, Wim; Pawlita, Michael; Muñoz, Nubia; Sanjosé, Silvia de; Bosch, F. Xavier (Oxford University Press, 2016)
      Background: We conducted a large international study to estimate fractions of head and neck cancers (HNCs) attributable to human papillomavirus (HPV-AFs) using six HPV-related biomarkers of viral detection, transcription, ...
    • Human endometrial stromal cells inhibit the pro-angiogenic stimulus of hCG in vitro 
      Riboldi, Marcia; Nazir Rojas, Ivonne; Jara, Belén; Argandoña, Felipe; Valencia Robles, Cecilia; Serafini, Paulo C.; Alves Motta, Eduardo Leme; Mena Silva, Denisse; González Ramos, Reinaldo; Johnson Pena, María Cecilia; Fuentes García, Ariel; Sequeira Alvarado, Karina; Tapia Pizarro, Alejandro (Bioscientifica, 2020)
      During embryo implantation, endometrial angiogenesis is regulated by signals originating from the endometrium itself and the developing embryo. It has been suggested that hCG may play a pro-angiogenic role; therefore, we ...