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Petro-tectónica de la unidad de metabasitas de estaquilla, Cordillera de La Costa, Región de Los Lagos (41,28°-41,5°S)
(Chile. Universidad Mayor, 2022-02)Las rocas metamórficas expuestas en las costas del centro-sur de Chile se ha definido como la Serie Occidental del Cinturón Metamórfico Chileno, compuesta por una franja de rocas metamórficas de edad paleozoica, dentro de ... -
Petrogenesis of shield volcanism from the Juan Fernandez Ridge, Southeast Pacific: Melting of a low-temperature pyroxenite-bearing mantle plume
(PERGAMON-ELSEVIER SCIENCE LTD, 2019)The Juan Fernandez Ridge (JFR) is an age-progressive volcanic chain (similar to 800 km long) related to a fixed mantle plume in the Southeast Pacific offshore central Chile. The high He-3/He-4 ratio (up to 18 times higher ... -
Petrografía y geoquímica de unidades volcánicas del cretácico superior y cenozoico, Los Andes, Chile Central (32°53’S): implicancias para la evolución andina
(Chile. Universidad Mayor, 2023-01)La estratigrafía de los Andes Centrales está caracterizada por un hiatus de aproximadamente 35 ma, desde el término de la depositación de la Formación Lo Valle en el Cretácico Superior tardío al inicio del volcanismo de ... -
Pérdida de suelo agrícola por avance urbano en las comunas de La Serena y Coquimbo
(Chile. Universidad Mayor, 2013-01-01)Proyecto de título que se centra en el análisis en la disminución de suelo agrícola en la IV Región de Chile, específicamente en las comunas de La Serena y Coquimbo, ubicadas en lo que tradicionalmente se conoce cono ... -
Pérfil de egreso del ingeniero civil industrial y su relación con las competencias que demanda el mercado laboral
(Chile. Universidad Mayor, 2011)Este proyecto está enfocado al análisis de las competencias que entrega la Facultad de Ingeniería de la Universidad Mayor para la carrera de Ingeniería Civil Industrial, y pretende establecer la relación existente con las ... -
Pérfil fisiológico de esqui de montaña determinado en laboratorio y su relación con el rendimiento en los ascensos bajo condiciones de competencia en alta montaña
(Chile. Universidad Mayor, 2007-01-01)Creación de herramientas de ayuda para destinar a varios deportes según la especialidad de competición, sexo, edad y características fisiológicas. -
Pharmacological iron-chelation as an assisted nutritional immunity strategy against Piscirickettsia salmonis infection
(BioMed Central Ltd., 2020-10)Salmonid Rickettsial Septicaemia (SRS), caused by Piscirickettsia salmonis, is a severe bacterial disease in the Chilean salmon farming industry. Vaccines and antibiotics are the current strategies to fight SRS; however, ... -
Phase space classification of an Ising cellular automaton: The Q2R model
(Elsevier Ltd., 2020-04)An exact classification of the different dynamical behaviors that exhibits the phase space of a reversible and conservative cellular automaton, the so-called Q2R model, is shown in this paper. Q2R is a cellular automaton ... -
Phenology determines the robustness of plant-pollinator networks
(NATURE PUBLISHING GROUP, 2018)Plant-pollinator systems are essential for ecosystem functioning, which calls for an understanding of the determinants of their robustness to environmental threats. Previous studies considering such robustness have focused ... -
Phenotype of Aeromonas salmonicida sp. salmonicida cyclic adenosine 3′,5′-monophosphate receptor protein (Crp) mutants and its virulence in rainbow trout (Oncorhynchus mykiss)
(Wiley-Blackwell Publishing Ltd, 2017)Precise deletion of genes related to virulence can be used as a strategy to produce attenuated bacterial vaccines. Here, we study the deletion of the cyclic-3,5-adenosine monophosphate (cAMP) receptor protein (Crp) in ... -
Philips: sistema de estimación de demanda de productos eléctricos
(Chile. Universidad Mayor, 2011)Las empresas multinacionales son conocidas por su presencia tal como su nombre lo indica en varios países del mundo, son empresas grandes con empleados de distintas etnias y costumbres, lo que hacen complicados los procesos ... -
Phonon maser stimulated by spin postselection
(American Physical Society, 2020-06-09)In a sequence of single spins interacting longitudinally with a mechanical oscillator, and using the micromaser model with random injection, we show that after an appropriate postselection of each spin, a phonon laser ... -
Phosphorylation of Endothelin-Converting Enzyme-1c at Serines 18 and 20 by CK2 Promotes Aggressiveness Traits in Colorectal Cancer Cells
(Frontiers Media S.A., 2020-07)Endothelin-converting enzyme-1 (ECE1) activates the endothelin-1 peptide, which upregulates pathways that are related to diverse hallmarks of cancer. ECE1 is expressed as four isoforms differing in their N-terminal domains. ... -
Photo-active chitosan-based hybrid films
(PERGAMON-ELSEVIER SCIENCE LTD, 2020)Biodegradable films for food packaging have received increasing attention from the industry in recent years. Due to its extraordinary properties, chitosan has demonstrated to be an exceptional candidate for that kind of ... -
Photon cooling by dispersive atom-field coupling with atomic postselection
(Cornell University, 2019-04-16)We propose, in a Ramsey interferometer, to cool the cavity field to its ground state, starting from a thermal distribution by a dispersive atom-field coupling followed by an atomic postselection. We also analyze the effect ... -
Phylogenomic analysis of the Porphyromonas gingivalis-Porphyromonas gulae duo: approaches to the origin of periodontitis
(FRONTIERS MEDIA SA, 2023-07-19)Porphyromonas gingivalis is an oral human pathogen associated with the onset and progression of periodontitis, a chronic immune-inflammatory disease characterized by the destruction of the teeth-supporting tissue. P. ... -
Phylogeny of Sarocladium (Hypocreales)
(CIENCIAS, 2015)The circumscription of the genus Acremonium (Hypocreales) was recently reviewed on the basis of a DNA phylogenetic study. Several species were subsequently transferred to Sarocladium, but the relationships between both ... -
Physical activity and sedentary behaviours are associated with cognitive impairment in Chilean older adults
(SOC MEDICA SANTIAGO, 2019)Background: Lifestyle factors could promote healthy ageing. Aim: To investigate the association between physical activity (PA), sedentary behavior and cognitive impairment in Chilean older adults. Material and Methods: We ... -
Physical and physiological profile of young female taekwondo athletes during simulated combat
(Facultad de Ciencias, 2015)The purpose of the present study was to compare the physiological responses and the actions performed by taekwondo athletes from three different age groups. The sample consisted of children (10.9 ± 1.6 years), cadets (14.7 ... -
Physical capability markers used to define sarcopenia and their association with cardiovascular and respiratory outcomes and all-cause mortality: A prospective study from UK Biobank
(Elsevier Ireland Ltd, 2020-08)Introduction: It is unclear what combinations of physical capability markers used to define sarcopenia have the strongest associations with health outcomes. Aim: To compare the associations between different combinations ...