Mostrando ítems 2701-2720 de 7087

    • Hydroclimatic variations reveal differences in carbon capture in two sympatric conifers in northern Mexico 

      Venegas-González, Alejandro [Univ Mayor, Ctr Observac Tierra Hemera, Escuela Ingn Forestal, Fac Ciencias, Santiago, Chile]; González-Casares, Marcos; Pompa-Garcia, Marin; Dominguez-Calleros, Pedro; Hernández-Díaz, Jose; Carrillo-Parra, Artemio; González-Tagle, Marco (PEERJ INC, 2019)
      Background. Forest ecosystems are considered among the largest terrestrial carbon sinks. The dynamics of forest carbon depend on where the carbon is stored and its responses to environmental factors, as well as the physiology ...
    • Protective effect of inactivated blastoconidia in keratinocytes and human reconstituted epithelium against C. albicans infection 

      Alburquenque, Claudio [Univ Mayor, Fac Ciencias, Escuela Tecnol Med, Santiago, Chile]; Amaro, Jose; Fuentes, Marisol; Falconer, Mary A.; Moreno, Claudia; Covarrubias, Cristián; Pinto, Cristián; Rodas, Paula I.; Bucarey, Sergio A.; Hermosilla, German; Magne, Fabien; Tapia, Cecilia V. (OXFORD UNIV PRESS, 2019)
      Candida albicans is commensal yeast that colonizes skin and mucosa; however, it can become an opportunist pathogen by changing from blastoconidia (commensal form) into hypha (pathogenic form). Each form activates a different ...
    • Safety and serological response to multivalent canine distemper virus vaccine in red foxes (vulpes vulpes) 

      Ortiz-Tacchi, Carolina [Univ Mayor, Escuela Med Vet]; Mathieu-Benson, Christian [Univ Mayor, Escuela Med Vet]; Hidalgo-Hermoso, Ezequiel; Celis-Diez, Sebastián; Soto-Guerrero, Pilar; Carmona-Schmidt, Soledad; Cabello-Stom, Javier (AMER ASSOC ZOO VETERINARIANS, 2019)
      Canine distemper virus (CDV) vaccination using commercial vaccines has been recommended as a useful preventive tool in zoological collections worldwide for the past 30 yr. Zoological facilities have not conducted studies ...
    • Center-Based Care in Toddlerhood and Child Cognitive Outcomes in Chile: The Moderating Role of Family Socio-Economic Status 

      Allel, Kasim [Univ Mayor, Hlth & Soc Res Ctr, Santiago, Chile]; Narea, Marigen; Arriagada, Veronica (ROUTLEDGE JOURNALS, TAYLOR & FRANCIS LTD, 2020)
      There is little evidence regarding the benefits of early center-based care attendance (before three years old) for child development and most studies have focused on developed countries. Addressing this gap, this study ...
    • Fluid Restriction Decreases Solid Food Consumption Post-Exercise 

      Jorquera, Carlos [Univ Mayor, Fac Med, Nutr & Exercise Lab]; Pérez-Luco, Cristián; Díaz-Castro, Francisco; Troncoso, Rodrigo; Zbinden-Foncea, Hermann; Johannsen, Neil M.; Castro-Sepúlveda, Mauricio (MDPI, 2019)
      Dehydration in rodents induces anorexia. In humans however, the role of dehydration in energy intake is controversial. This study investigated the effect of extreme fluid restriction on acute energy intake during and after ...
    • Association between adiposity and asthma 

      Celis-Morales, Carlos [Univ Mayor, CIFE, Santiago, Chile]; Petermann-Rocha, Fanny; Rocha, Cristián; Adela Martínez-Sanguinetti, Maria; María Leiva, Ana; Troncoso-Pantoja, Claudia; Villagrán, Marcelo; Lasserre-Laso, Nicole; Ulloa, Natalia (SOC MEDICA SANTIAGO, 2019)
      Background: In people with asthma, adiposity is associated with more symptoms and less control of the disease whereas on those without asthma adiposity is associated with a higher risk of developing the disease. Aim: To ...
    • Biocitizenship fetichism 

      Montalva Rivera, Nicolás [Univ Mayor, Ctr Invest Soc & Salud, Santiago, Chile] (UNIV CATOLICA NORTE, 2019)
      The notion of a unique turn of Western modernity in the ways of engagement between politics and life has brought the idea of a political landscape dominated by authoritative discourses promoted by an array of biological ...
    • Early postnatal environmental enrichment restores neurochemical and functional plasticities of the cerebral cortex and improves learning performance in hidden-prenatally-malnourished young-adult rats 

      Burgos, Héctor [Univ Mayor, Sch Psychol, Santiago, Chile]; Hernández, Alejandro; Constandil, Luis; Rios, Miguel; Flores, Osvaldo; Puentes, Gustavo; Hernández, Karina; Morgan, Carlos; Valladares, Luis; Castillo, Amparo; Cofré, Christian; Milla, Luis A.; Saez-Briones, Patricio; Barra, Rafael (ELSEVIER SCIENCE BV, 2019)
      Moderate reduction of dietary protein (from 25% to 8% casein) in pregnant rats, calorically compensated by carbohydrates, gives rise to 'hidden prenatal malnutrition' (HPM) in the offspring since it does not alter body and ...
    • The resolution-dependent role of landscape attributes in shaping macro-scale biodiversity patterns 

      Abades, Sabastián [Univ Mayor, Fac Sci, GEMA Ctr Gen Ecol & Environm, Huechuraba, Chile]; Qiu, Yanning; Teng, Shuqing N.; Zhang, Yong; Santana, Joana; Svenning, Jens-Christian; Reino, Luis; Ma, Haozhi; Yang, Luojun; Wu, Yiqian; Huang, Zheng Y. X.; Xu, Chi (WILEY, 2019)
      Aim The aim was to assess whether and to what extent the role of local landscape attributes in shaping macroscopic biodiversity patterns is sensitive to spatial and thematic resolutions of land cover data. Location Sub-Saharan ...
    • Polyphenols obtained from Didymosphenia geminata (Lyngbye) Schmith altered the viability and proliferation of salmonids cells lines SHK-1 and CHSE-214 

      Parodi, Jorge [Univ Mayor, Fac Ciencias, Lab Biol Celular & Mol Aplicada, Temuco, Chile]; Hernández, Klaudia [Univ Mayor, Fac Ciencias, Lab Biol Celular & Mol Aplicada, Temuco, Chile]; Olivares-Ferretti, Pamela; Peredo-Parada, Matias; Chavez, Viviana; Carmona, Erico; Astuya, Allisson (ELSEVIER SCIENCE BV, 2019)
      Didymosphenia geminata (Lyngbye) Schmidt, also referred to as Didymo, is an invasive diatom that forms nuisance mats. Since it was first reported in our country in approximately 2010, Didymo has expanded and colonized ...
    • Immediate Small-Diameter Implants as Abutments for an Overdenture in the Edentulous Atrophic Mandible: Report of Immersion Endoscopic Bone in vivo, and Histologic Bone-Implant Evaluation After 6 Months of Function 

      Lillo, Ricardo [Univ Mayor, Sci Fac, Sch Dent, Postgrad Program Oral Implantol, Santiago, Chile]; Beltran, Víctor; Weber, Benjamin; Valdivia-Gandur, Ivan; Cristina Manzanares-Céspedes, Maria; Engelke, Wilfried (SOC CHILENA ANATOMIA, 2019)
      The aim of this report was to endoscopically evaluate bone quality in vivo in the immediate installation of temporary small-diameter implants, and again after 6 months of function, through an attachments system for ...
    • What is the prevalence of metabolically healthy obesity in Chile? 

      Celis-Morales, Carlos [Univ Mayor, CIFE, Santiago, Chile]; Petermann-Rocha, Fanny; Durán, Eliana; María Labrana, Ana; Adela Martínez-Sanguinetti, Maria; María Leiva, Ana; Garrido-Méndez, Alex; Poblete-Valderrama, Felipe; Díaz, Ximena; Salas, Carlos; Alvarez, Cristián; Cuadra, Liliana; Ulloa, Natalia (SOC CHILENA NUTRICION, BROMATOLOGIA & TOXICOLOGIA, 2019)
      Obesity is an important cardiovascular risk factor. However, not all obese individuals have an unhealthy metabolic profile and vice versa. Therefore, the aim of this study was to determine the prevalence of different ...
    • Identification of functional signatures in the metabolism of the three cellular domains of life 

      Pérez-Rueda, Ernesto {Univ Mayor, Fac Ciencias, Ctr Genom & Bioinformat, Santiago, Chile]; Escobar-Turriza, Pedro; Hernández-Guerrero, Rafael; César Poot-Hernández, Augusto; Rodríguez-Vazquez, Katya; Ramírez-Prado, Jorge (PUBLIC LIBRARY SCIENCE, 2019)
      In order to identify common and specific enzymatic activities associated with the metabolism of the three cellular domains of life, the conservation and variations between the enzyme contents of Bacteria, Archaea, and ...
    • Signal peptide recognition in Trypanosoma cruzi GP82 adhesin relies on its localization at protein N-terminus 

      Cortez, Cristián [Univ Mayor, Fac Ciencias, Ctr Genom & Bioinformat, Santiago, Chile]; Cordero, Esteban M. [Univ Mayor, Fac Ciencias, Ctr Genom & Bioinformat, Santiago, Chile]; Yoshida, Nobuko; da Silveira, JoséFranco (NATURE PUBLISHING GROUP, 2019)
      Trypanosoma cruzi, the causative agent of Chagas disease, has a dense coat of GPI-anchored virulence factors. T. cruzi GPI-anchored adhesin GP82 is encoded by a repertoire of transcripts containing several in-frame initiation ...
    • Differential source-sink manipulation affects leaf carbohydrate and photosynthesis of early- and late-harvest nectarine varieties 

      Miyasaka Almeida, Andrea [Univ Mayor, Ctr Genom & Bioinformat]; Andrade, Diego; Paz Covarrubias, Maria; Benedetto, Gianfranco; Pereira, Eduardo Gusmao (BRAZILIAN SOC PLANT PHYSIOLOGY, 2019)
      Source-sink balance is a major determinant of carbon partitioning within plants. Thinning is an agronomic practice that consists of changing the ratio between leaves and fruits, the source and sink plant organs, respectively. ...
    • Comparative analysis of aging policy reforms in Argentina, Chile, Costa Rica, and Mexico 

      Calvo, Esteban [Univ Mayor, Soc & Hlth Res Ctr, Santiago, Chile]; Berho, Maureen; Roque, Monica; Sebastián Amaro, Juan; Morales-Martínez, Fernando; Rivera-Meza, Emiliana; Gutiérrez Robledo, Luis Miguel F.; Caro López, Elizabeth; Canals, Bernardita; Kornfeld, Rosa (ROUTLEDGE JOURNALS, TAYLOR & FRANCIS LTD, 2019)
      This investigation uses case studies and comparative analysis to review and analyze aging policy in Argentina, Chile, Costa Rica, and Mexico and uncovers similarities and relevant trends in the substance of historical and ...
    • Effects of acute supplementation with beta-alanine on a limited time test at maximum aerobic speed on endurance athletes 

      Contreras-Montilla, Osmary [Univ Mayor, Escuela Nutr & Dietet, Nutr Actividad Fis & Deporte, Fac Ciencias, Santiago, Chile]; Huerta Ojeda, Alvaro; Galdames Maliqueo, Sergio; Jorquera-Aguilera, Carlos; Fuentes-Kloss, Rodrigo; Guisado-Barrilao, Rafael (ARAN EDICIONES, S L, 2019)
      Introduction: the beta-alanine (BA) is one of the ergogenic aid most used by athletes, but the majority of the studies center the research on chronic supplementation. Objectives: to determine the acute effect of BA ...
    • Evaluation of rust pathogenicity (Phragmidium violaceum) as a biological control agent for the invasive plant Rubus ulmifolius on Robinson Crusoe Island, Chile 

      Salas-Eljatib, Christian [Univ Mayor, Fac Ciencias, Ctr Modelac & Monitoreo Ecosistemas, Santiago, Chile]; Vargas-Gaete, Rodrigo; Doussoulin, Herman; Smith-Ramírez, Cecilia; Bravo, Sebastián; Andrade, Nancy; Travnicek, Bohumil (SPRINGER, 2019)
      Rubus ulmifolius is a highly invasive species that negatively affects biodiversity, especially on Robinson Crusoe Island (RCI), one of the two global mini-hotspots of vascular plants. The rust Phragmidium violaceum has ...
    • Multiple mating is linked to social setting and benefits the males in a communally rearing mammal 

      Abades, Sebastián [Univ Mayor, GEMA Ctr Genom Ecol & Environm, Fac Ciencias]; Correa, Loreto A. [Univ Mayor, Escuela Med Vet, Fac Ciencias]; Ebensperger, Luis A.; Ly Prieto, Alvaro; Pérez de Arce, Felipe; Hayes, Loren D. (OXFORD UNIV PRESS INC, 2019)
      Individuals in social species may mate with multiple opposite-sex individuals, including members of the same or different social groups. This variation may be linked to genetic benefits, where multiple mating decreases ...
    • Brazilian Study of Nutrition and Health (EBANS) - Brazilian data of ELANS: methodological opportunities and challenges 

      de Moraes Ferrari, Gerson Luis [Univ Mayor, CIFE, Santiago, Chile]; Fisberg, Mauro; Kovalskys, Irina; Previdelli, Agatha Nogueira; Zimberg, Iona Zalcman; Wolf Tasca Del'Arco, Ana Paula (ASSOC MEDICA BRASILEIRA, 2019)
      BACKGROUND: Epidemiological studies with dietary variables are complex methodologically, being the researcher responsible for anticipating, controlling, reducing and preventing methodological errors. Obesity accounts for ...