Now showing items 565-584 of 898

    • Medeiros Maran, Bianca; Larocca de Geus, Juliana; Gutiérrez Reyes, Mario; Heintze, Siegward; Tardem, Chane; Barceleiro, Marcos O.; Reis, Alessandra; Loguercio, Alessandro D. (Elsevier, 2020)
      Objective: A systematic review and a meta-analysis were performed to answer the following research question: Are there differences in the color match and surface texture of nanofilled/nanohybrid and hybrid composite ...
    • Corral Núñez, Camila; Altamirano Gaete, Diego; Maureira Vargas, Miguel; Martin Casielles, Javier; Covarrubias Gallardo, Cristián (MDPI, 2021)
      This study aimed to investigate the cytotoxicity and bioactivity of a novel nanocomposite containing nanoparticles of bioactive glass (nBGs) on human dental pulp stem cells (hDPSCs). nBGs were synthesized by the sol-gel ...
    • Melgar Rodríguez, Samanta Azucena; Cafferata Chea, Emilio Alfredo; Díaz, Nicolás I.; Peña, Miguel A.; González Osuna, Luis; Rojas, Carolina; Sierra Cristancho, Alfredo José; Cárdenas, Angélica M.; Díaz Zúñiga, Jaime; Vernal Astudillo, Rolando Marcelo (Hindawi, 2021)
      Natural killer T (NKT) cells constitute a unique subset of T lymphocytes characterized by specifically interacting with antigenic glycolipids conjugated to the CD1d receptor on antigen-presenting cells. Functionally, NKT ...
    • Escobar Álvarez, Alejandro; Candia, Enzo; Reyes Cerpa, Sebastián; Villegas Valdés, Bélgica; Neira, Tanya; López Nitsche, Mercedes; Maisey, Kevin; Tempio, Fabián; Ríos, Miguel; Acuña Castillo, Claudio; Imarai, Mónica (Hindawi, 2013)
      Neisseria gonorrhoeae is the etiological agent of gonorrhoea, which is a sexually transmitted disease widespread throughout the world. N. gonorrhoeae does not improve immune response in patients with reinfection, suggesting ...
    • Ortiz, María Carolina; Lefimil Puente, Claudia; Rodas, Paula I.; Vernal Astudillo, Rolando; López, Mercedes; Acuña Castillo, Claudio; Imarai, Mónica; Escobar, Alejandro (Public Library Science, 2015)
      Current data suggest that Neisseria gonorrhoeae is able to suppress the protective immune response at different levels, such as B and T lymphocytes and antigen-presenting cells. The present report is focused on gonococcus ...
    • Aldabaldetrecu, Maialen; Parra, Mick; Soto Aguilera, Sarita; Arce, Pablo; Tello, Mario; Guerrero, Juan; Modak, Brenda (MDPI, 2020)
      A new copper (I) complex, [Cu(NN1)(2)](ClO4)(,)was synthesized, where NN(1)was a imine ligand 6-((quinolin-2-ylmethylene)amino)-2H-chromen-2-one obtained by a derivatization of natural compound coumarin. The structural ...
    • Peña Oyarzún, Daniel; Batista González, Ana; Kretschmar, Catalina; Burgos, Paulina; Lavandero González, Sergio; Morselli, Eugenia; Criollo Céspedes, Alfredo (Elsevier, 2020)
      Polycystin-2 (PC2) is a calcium channel that can be found in the endoplasmic reticulum, the plasmatic membrane, and the primary cilium. The structure of PC2 is characterized by a highly ordered C-terminal tail with an ...
    • Batista González, Ana; Vidal Álvarez, Roberto; Criollo Céspedes, Alfredo; Carreño Márquez, Leandro (Frontiers Media, 2020)
      Macrophage activation is intimately linked to metabolic reprogramming. Inflammatory (M1) macrophages are able to sustain inflammatory responses and to kill pathogens, mostly by relying on aerobic glycolysis and fatty acid ...
    • Bascones, Antonio; Gamonal Aravena, Jorge Antonio; Gómez Carranza, María Leyla; Silva, Augusto; González, Miguel Ángel (Quintessence Publishing, 2004-10)
      The aim of this study was to evaluate the relationship between the accumulation of interleukins IL-1beta, TNF-alpha, IL-8, and chemokine RANTES (Regulated upon Activation Normal T-cell Expressed and Secreted) in gingival ...
    • Fariña Sirandoni, Rodrigo; Hinojosa, Andrés; Sánchez, Martín; Olate, Sergio (Lippicott Williams & Wilkins, 2015)
      There are 2 types of distraction devices for mandibular distraction: buried and external. The advantage of buried devices is the stability, but the difficulty in removing the screws is the greatest disadvantage. To resolve ...
    • Lin, T. H.; Pajarinen, J.; Lu, L.; Nabeshima, A.; Córdova Jara, Luis; Yao, Z.; Goodman, S. B. (Elsevier, 2017)
      Inflammation is a defensive mechanism for pathogen clearance and maintaining tissue homeostasis. In the skeletal system, inflammation is closely associated with many bone disorders including fractures, nonunions, periprosthetic ...
    • Lin, Tzu-hua; Pajarinen, Jukka; Sato, Taishi; Loi, Florence; Fan, Changchun; Córdova Jara, Luis; Nabeshima, Akira; Gibon, Emmanuel; Zhang, Ruth; Yao, Zhenyu; Goodman, Stuart (Elsevier, 2016)
      Total joint replacement is a cost-effective surgical procedure for patients with end-stage arthritis. Wear particle-induced chronic inflammation is associated with the development of periprosthetic osteolysis. Modulation ...
    • González Quesada, Jorge; Rivera Álvarez, Sonia (Universidad de Costa Rica, Facultad de Odontología, 2016)
      Pyridinoline (ICTP) is a molecule of collagen degradation that after bone resorption and degradation of the collagen matrix is released into the circulation and can not pass anabolic pathways and reused during collagen ...
    • Goulart, D. R.; Muñoz, P.; Olate, S.; Moraes, M. de; Fariña Sirandoni, Rodrigo (Churchill Livingstone, 2015)
      The aim of this research was to compare the condylar morphology of patients with unilateral condylar hyperplasia (UCH) and patients with a class III skeletal relationship using cone beam computed tomography (CBCT). A ...
    • Suazo, Yerko; Rada, Gabriel (NLM (Medline), 2018)
      INTRODUCTION: Subarachnoid hemorrhage is a neurosurgical emergency that requires timely diagnosis due to its severity and the existence of therapeutic measures that are effective when carried out in time. The most used ...
    • Ortega Pinto, Ana; Fariña, V.; Gallardo, A.; Espinoza Santander, Iris; Acosta, S. (2007)
      Aim To determine the frequency with which the histopathological diagnosis of periapical lesions contributes to a change in the clinical diagnosis. Methodology Cases having a clinical diagnosis of disease resulting from ...
    • Ortega Pinto, Ana; Fariña Espinoza, Valeska Gissel; Espinoza Santander, Iris; Gallardo Neira, Andrés Alberto; Acosta Christian, Sergio Alejandro (Wiley, 2007-05)
      Aim  To determine the frequency with which the histopathological diagnosis of periapical lesions contributes to a change in the clinical diagnosis. Methodology  Cases having a clinical diagnosis of disease resulting ...
    • Cáceres Rojas, Gabriela; Salamanca, Carlos; Krause, Bernardo J.; Recabarren, Andrea S.; Recabarren, Pamela; Pantoja Parada, Pedro; Leiva Villagra, Noemi; Pardo Vargas, Rosa; Santos, José Luis; Suazo Sanhueza, José Lorenzo (Future Medicine, 2020)
      Aim: To evaluate the risk of nonsyndromic orofacial clefts (NSOFCs) associated with LINE-1 methylation, as a marker of global DNA methylation, and the effect of MTHFR functional variants on this variable. Patients & methods: ...
    • Rodíguez, Fernando A.; Gana, María José; Yubero, María Joao; Zillmann Geerdts, Gisela del Carmen; Krämer Strenger, Susanne; Catalán, Javiera; Rubio Astudillo, Julia; González, Sergio; Liu, Lu; Ozoemena, Linda; Mellerio, Jemima M.; McGrath, John A.; Palisson, Francis; Conget, Paulette (Elsevier, 2012-02)
    • Jara Sandoval, José Antonio; Rojas Rivera, Diego; Castro Castillo, Vicente; Fuentes Retamal, Sebastián; Sandoval Acuña, Cristian; Parra, Eduardo; Pavani, Mario; Maya Arango, Juan Diego; Ferreira Parker, Jorge; Catalán Díaz, Mabel (Elsevier, 2020)
      Introduction: Colorectal cancer (CRC) is a critical health issue worldwide. The high rate of liver and lung metastasis associated with CRC creates a significant barrier to effective and efficient therapy. Tumour cells, ...