Mostrando ítems 421-440 de 1852

    • Nonlocal self-organization of a dissipative system 

      Torres, Felipe; Morales, Laura; Valdivia, Juan; Clark, Jaime [Univ Mayor, Fac Ciencias, Escuela Ingn Civil Ind, Chile] (AMER PHYSICAL SOC, 2021-01-01)
      We study the self-organization process induced by a nonlocal critical field, in analogy with the electric field that is derived from the global spatial profile of electric charge density during a discharge. In this nontrivial ...
    • Stable and unstable trajectories in a dipolar chain 

      Cisternas, Jaime; Mellado, Paula; Portilla, Cristóbal; Carrasco, Miguel; Concha, Andrés; Urbina, Felipe [Univ Mayor, Fac Estudios Interdisciplinarios, Ctr Invest DAiTA Lab, Santiago, Chile] (AMER PHYSICAL SOC, 2021-05-27)
      In classical mechanics, solutions can be classified according to their stability. Each of them is part of the possible trajectories of the system. However, the signatures of unstable solutions are hard to observe in an ...
    • Non-coding RNAs and chromatin: key epigenetic factors from spermatogenesis to transgenerational inheritance 

      Maldonado, Rodrigo; Cheuqueman, Carolina [Univ Mayor, Fac Estudios Interdisciplinarios, Direcc Nucl Transversales, Nucl Ciencias Biol, Chile] (Chile. Universidad Mayor, 2021-12-28)
      Cellular fate and gene expression patterns are modulated by different epigenetic factors including non-coding RNAs (ncRNAs) and chromatin organization. Both factors are dynamic throughout male germ cell differentiation on ...
    • Efficient ground state cooling of a membrane by the combination of continuous-wave field and pulses 

      Chen, Zhi Xin; Lin, Qing; He, Bing [Univ Mayor, Ctr Quantum Opt & Quantum Informat, Chile] (IOP Publishing Ltd, 2021-05-28)
      We present an approach that realizes the ground state cooling of the membrane-in-middle optomechanical system. Instead of straightforwardly using the continuous-wave (CW) or pulsed external drives, we consider the combinations ...
    • Gingival Crevicular Placental Alkaline Phosphatase Is an Early Pregnancy Biomarker for Pre-Eclampsia 

      Chaparro, Alejandra; Monckeberg, Maximiliano; Realini, Ornella; Hernández, Marcela; Param, Fernanda; Ramírez, Valeria; Kusanovic, Juan; Romero, Roberto; Rice, Gregory; Illanes, Sebastian E.; Albers, Daniela [Univ Mayor, Fac Dent, Dept Stat, Chile] (MDPI, 2021-05-13)
      Early and innovative diagnostic strategies are required to predict the risk of developing pre-eclampsia (PE). The purpose of this study was to evaluate the performance of gingival crevicular fluid (GCF) placental alkaline ...
    • Home-based exercise programmes improve physical fitness of healthy older adults: A PRISMA-compliant systematic review and meta-analysis with relevance for COVID-19 

      Chaabene, H.; Prieske, O.; Herz, M.; Moran, J.; Hohne, J.; Kliegl, R.; Behm, D. G.; Hortobagyi, T.; Granacher, U.; Campillo, Rodrigo [Univ Mayor, Fac Ciencias, Ctr Invest Fisiol Ejercicio, Chile] (ELSEVIER IRELAND LTD, 2021-04-19)
      This systematic review and meta-analysis aimed to examine the effects of home-based exercise programmes on measures of physical-fitness in healthy older adults. Seventeen randomized-controlled trials were included with a ...
    • The Effects of Combined Balance and Complex Training Versus Complex Training Only on Measures of Physical Fitness in Young Female Handball Players 

      Chaabene, Helmi; Negra, Yassine; Sammoud, Senda; Moran, Jason; Granacher, Urs; Prieske, Olaf; Campillo, Rodrigo [Univ Mayor, Ctr Invest Fisiol Ejercicio, Fac Ciencias, Chile] (HUMAN KINETICS PUBL INC, 2021-10-03)
      Purpose: To examine the effects of balance exercises conducted prior to complex training (bCT) versus complex training (CT) only on measures of physical fitness in young female elite handball players. Methods: Participants ...
    • Hypertension in Prenatally Undernourished Young-Adult Rats Is Maintained by Tonic Reciprocal Paraventricular-Coerulear Excitatory Interactions 

      Cayupe, Bernardita; Morgan, Carlos; Puentes, Gustavo; Valladares, Luis; Castillo, Amparo; Hernández, Alejandro; Constandil, Luis; Ríos, Miguel; Sáez-Briones, Patricio; Barra, Rafael; Burgos, Hector [Univ Mayor, Fac Ciencias, Escuela Psicol, Chile] (MDPI, 2021-07-05)
      Prenatally malnourished rats develop hypertension in adulthood, in part through increased alpha(1)-adrenoceptor-mediated outflow from the paraventricular nucleus (PVN) to the sympathetic system. We studied whether both ...
    • Environmental and Psychosocial Barriers Affect the Active Commuting to University in Chilean Students 

      Castillo-Paredes, Antonio; Parra-Saldias, Maribel; Palma-Leal, Ximena; Felipe, José; Aldazabal, Itziar Pagola; Díaz-Martínez, Ximena; Rodríguez-Rodríguez, Fernando; Jiménez, Natalia [Univ Mayor, Fac Ciencias, Escuela Nutr & Dietet, Nutr Actividad Fis & Deporte, Chile] (MDPI, 2021-03-14)
      Biking and walking are active commuting, which is considered an opportunity to create healthy habits. Objective: The purpose of this study was to determine the main environmental and psychosocial barriers perceived by ...
    • Levels of low-molecular-weight hyaluronan in periodontitis-treated patients and its immunostimulatory effects on CD4+ T lymphocytes 

      Castillo, Francisca; Monasterio, Gustavo; Ibarra, Juan; Guevara, José; Cafferata, Emilio A.; Carvajal, Paola; Vernal, Rolando; Vicencio, Emiliano [Univ Mayor, Fac Sci, Ctr Integrat Biol, Chile]; Cortez, Cristian [Univ Mayor, Fac Sci, Ctr Genom & Bioinformat, Chile] (SPRINGER HEIDELBERG, 2021-02-26)
      Objectives During periodontitis, chronic inflammation triggers soft tissue breakdown, and hyaluronan is degraded into fragments of low molecular weight (LMW-HA). This investigation aimed to elucidate whether LMW-HA fragments ...
    • Development of "on-demand" thermo-responsive hydrogels for anti-cancer drugs sustained release: Rational design, in silico prediction and in vitro validation in colon cancer models 

      Carreño, Gustavo; Pereira, Alfredo; Marican, Adolfo; Andrade, Fernanda; Roca-Melendres, Maria Merce; Valdés, Oscar; Vijayakumar, Sekar; Schwartz, Simo, Jr.; Abasolo, Ibane; Rafael, Diana; Duran-Lara, Esteban F.; Avila-Salas, Fabian [Univ Mayor, Fac Ciencias, Ctr Nanotecnol Aplicada, Chile] (ELSEVIER, 2021-12)
      A rational design accurate based on the use of Statistical Design of the Experiments (DoE) and Molecular Dynamics Simulations Studies allows the prediction and the understanding of thermo-responsive hydrogels prepared ...
    • Testing the Test: A Comparative Study of Marine Microbial Corrosion under Laboratory and Field Conditions 

      Canales, Camila; Galarce, Carlos; Rubio, Francisca; Anguita, Javiera; Barros, Ramón; Parrague, Mirtala; Daille, Leslie K.; Aguirre, Javiera; Armijo, Francisco; Pizarro, Gonzalo E.; Walczak, Magdalena; De la Iglesia, Rodrigo; Navarrete, Sergio A.; Vargas, Ignacio T.; Pineda, Fabiola [Univ Mayor, Fac Ciencias, Ctr Nanotecnol Aplicada, Chile] (AMER CHEMICAL SOC, 2021-06-25)
      Microbially influenced corrosion (MIC) is an aggressive type of corrosion that occurs in aquatic environments and is sparked by the development of a complex biological matrix over a metal surface. In marine environments, ...
    • Development of a PHBV nanoparticle as a peptide vehicle for NOD1 activation 

      Cabaña-Brunod, Mauricio; Herrera, Pablo A.; Llancalahuen, Felipe M.; Duarte, Yorley; Gonzalez-Nilo, Danilo; Fuentes, Juan A.; Vilos, Cristian; Velásquez, Luis; Otero, Carolina; Marquez-Miranda, Valeria [Univ Mayor, Fac Sci, Ctr Appl Nanotechnol, Chile] (TAYLOR & FRANCIS LTD, 2021-06-08)
      NOD1 is an intracellular receptor that, when activated, induces gene expression of pro-inflammatory factors promoting macrophages and neutrophils recruitment at the infection site. However, iE-DAP, the dipeptide agonist ...
    • ConnecTF: A platform to integrate transcription factor-gene interactions and validate regulatory networks 

      Brooks, Matthew D.; Juang, Che-Lun; Katari, Manpreet Singh; Pasquino, Angelo; Shih, Hung-Jui; Huang, Ji; Shanks, Carly; Cirrone, Jacopo; Coruzzi, Gloria M.; Alvarez, Jose M. [Univ Mayor, Fac Ciencias, Ctr Genom & Bioinformat, Santiago, Chile] (OXFORD UNIV PRESS INC, 2021-04-28)
      Deciphering gene regulatory networks (GRNs) is both a promise and challenge of systems biology. The promise lies in identifying key transcription factors (TFs) that enable an organism to react to changes in its environment. ...
    • Exploring mindfulness in/as education from a Heideggerian perspective 

      Joseph, Stephen; Sellman, Edward; Brito, Rodrigo [Univ Mayor, Escuela Psicol, Santiago, Chile] (OXFORD UNIV PRESS, 2021-07-17)
      Over the past decade or so within this journal, there have been critical debates concerning the role of mindfulness within education, the influence of neoliberalism on education in general and well-being interventions ...
    • CD73 Ectonucleotidase Restrains CD8+T Cell Metabolic Fitness and Anti-tumoral Activity 1 of 1 CD73 Ectonucleotidase Restrains CD8+T Cell Metabolic Fitness and Anti-tumoral Activity 

      Briceño, Pedro; Rivas-Yañez, Elizabeth; Rosemblatt, Mariana V.; Parra-Tello, Brian; Vargas, Leonardo; Lladser, Alvaro; Salazar-Onfray, Flavio; Elorza, Alvaro A.; Rosemblatt, Mario; Bono, Maria Rosa; Sauma, Daniela; Farias, Paula; Cardenas, Cesar [Univ Mayor, Ctr Integrat Biol, Chile] (FRONTIERS MEDIA SA, 2021-02-18)
      CD39 and CD73 are ectoenzymes that dephosphorylate ATP into its metabolites; ADP, AMP, and adenosine, and thus are considered instrumental in the development of immunosuppressive microenvironments. We have previously shown ...
    • Energy, Economic, and Environmental Performance of a Single-Family House in Chile Built to Passivhaus Standard 

      Bravo-Orlandini, Camilo; Gomez-Soberon, Jose M.; Valderrama-Ulloa, Claudia; Sanhueza-Duran, Francisco [Univ Mayor, Escuela Ingn Construcc, Fac Ciencias, Chile] (MDPI, 2021-02-26)
      The energy consumption of buildings accounts for 22% of total global energy use and 13% of global greenhouse gas emissions. In this context, this study aims to evaluate the energy, economic, and environmental performance ...
    • Associations between grip strength and incident type 2 diabetes: findings from the UK Biobank prospective cohort study 

      Boonpor, Jirapitcha; Parra-Soto, Solange; Petermann-Rocha, Fanny; Ferrari, Gerson; Welsh, Paul; Pell, Jill P.; Sattar, Naveed; Gill, Jason Martin Regnald; Ho, Frederick K.; Gray, Stuart Robert; Celis-Morales, Carlos [Univ Mayor, Ctr Exercise Physiol Res CIFE, Chile] (BMJ PUBLISHING GROUP, 2021-08-29)
      Introduction Grip strength has been associated with chronic diseases and mortality. However, current evidence of the association between grip strength and incident type 2 diabetes mellitus (T2DM) is controversial. The aim ...
    • Molecular Weight Enables Fine-Tuning the Thermal and Dielectric Properties of Polymethacrylates Bearing Sulfonyl and Nitrile Groups as Dipolar Entities 

      Saldias, Cesar; Leiva, Angel; Diaz, David; Kortaberria, Galder; Bonardd, Sebastian [Univ Mayor, Ctr Nanotecnol Aplicada, Fac Ciencias, Chile] (MDPI, 2021-02-22)
      In this work, polymethacrylates containing sulfonyl and nitrile functional groups were successfully prepared by conventional radical polymerization and reversible addition-fragmentation chain-transfer polymerization (RAFT). ...
    • Novel Polyelectrolytes Obtained by Direct Alkylation and Ion Replacement of a New Aromatic Polyamide Copolymer Bearing Pyridinyl Pendant Groups 

      Bonardd, Sebastian; Coll, Deysma; Tundidor-Camba, Alain; Angel, Alejandro [Univ Mayor, Fac Ciencias, Ctr Nanotecnol Aplicada, Adv Polymer Synth Lab APSL, Chile]; Norambuena, Angel [Univ Mayor, Fac Ciencias, Ctr Nanotecnol Aplicada, Adv Polymer Synth Lab APSL, Chile]; Ortiz, Pablo A. [Univ Mayor, Fac Ciencias, Ctr Nanotecnol Aplicada, Adv Polymer Synth Lab APSL, Chile] (MDPI, 2021-07-05)
      The following work shows, for the first time, the synthesis and characterization of a new family of polyelectrolytes, along with their preliminary assessments in terms of desalin water treatment. These materials fall into ...


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