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Mostrando publicaciones 4685-4704 de 5127
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Testing plastic deformations of materials in the introductory undergraduate mechanics laboratory
(2012)Normally, a mechanics laboratory at the undergraduate level includes an experiment to verify compliance with Hooke's law in materials, such as a steel spring and an elastic rubber band. Stress–strain curves are found for ...
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Testosterone modulates the expression of molecules linked to insulin action and glucose uptake in endometrial cells
(2013)Polycystic ovary syndrome (PCOS) is a common hyperandrogenic disorder associated with insulin resistance. Insulin exerts its metabolic function by activating the PI3K/Akt pathway and favoring glucose uptake. Caveolin-1 is ...
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Tetrahydrobiopterin (bh4) supplementation prevents the cardiorenal effects of diabetes in mice by reducing oxidative stress, inflammation and fibrosis
(2022)Background: The effects of diabetes on the cardiovascular system as well as in the kidney are profound, which include hypertrophy and fibrosis. Diabetes also induces oxidative stress, at least in part due to the uncoupling ...
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Text mining methods for the characterisation of suicidal thoughts and behaviour
(2023)Traditional research methods have shown low predictive value for suicidal risk assessments and limitations to be applied in clinical practice. The authors sought to evaluate natural language processing as a new tool for ...
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Texto de apoyo a la docencia sobre genética molecular para estudiantes de Pedagogía en Ciencias con mención en Biología de la UCM
(Universidad Católica del Maule, Facultad de Ciencias Básicas, 2017)La Genética Molecular es una subdisciplina que aborda el estudio de los mecanismos moleculares implicados en la replicación del DNA, su transcripción a RNA mensajero y posterior traducción a proteínas. En un contexto ...
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El término kinesiología, sus implicancias en la forma profesional y en el fondo disciplinar. primera parte: un recorrido hacia su origen
(2022)El término Kinesiología y sus implicancias, tanto en la formación como en la delimitación de su objeto de estudio, exhibe una consistencia interna derivada de su raíz etimológica y de su precisión lingüística. En su ...
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El término kinesiología, sus implicancias en la forma profesional y en el fondo disciplinar. segunda parte: los matices en su desarrollo
(2022)Los matices que ha generado el término Kinesiología en el desarrollo disciplinar han podido justificar una importante cantidad de acciones profesionales que van desde la educación física, pasando por la investigación de ...
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El término músculo y su coherencia interna: Una sugerencia a terminologia histologica
(2019)Terminologia Histologica (TH) fue confeccionada siguiendo las indicaciones del Comité Federativo Internacional en Terminología Anatómica (FIPAT), sin embargo, no está exenta de errores e incongruencias. Lo anterior se ...
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The "Trojan horse" strategy: seed fungal endophyte symbiosis helps to explain the invasion success of the grass, Poa annua, in maritime Antarctica
(2023)Aim: Poa annua L. (annual bluegrass) is presently the sole invasive vascular plant spe-cies to have successfully established in Maritime Antarctica, where it poses a sig-nificant conservation threat to native plant species. ...
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The acoustic adaptation hypothesis in a widely distributed South American frog: Southernmost signals propagate better
(2018)Animal communication occurs in environments that affect the properties of signals as they propagate from senders to receivers. We studied the geographic variation of the advertisement calls of male Pleurodema thaul individuals ...
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The application of the english virtual program "It's my Turn" in a chilean rural school
(Universidad Católica del Maule, Facultad de Ciencias de la Educación, 2012)En pedagogía se entiende como recursos tecnológicos un factor que tiene el potencial de transformar la naturaleza de la educación en cuanto a dónde y cómo se produce el proceso de aprendizaje, así como de introducir cambios ...
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The association between sedentary behavior, physical activity, and physical fitness with body mass index and sleep time in chilean girls and boys: a cross-sectional study
(2023)Background: In recent decades, the school population has undergone behavioral changes that have affected their health and adult life. The current educational scenario presents high levels of sedentary behavior, physical ...
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The association between walking pace and grip strength and all-cause mortality: a prospective analysis from the MAUCO cohort
(2023)Objective This study investigated the individual and combined association of walking pace and grip strength with all-cause mortality in Chilean adults. Study design 8813 participants (54.6 % women) from the MAUCO ...
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The bisphosphonate zoledronic acid is a TRPV1 channel inhibitor
(2023)The heat and capsaicin sensor, the transient receptor potential vanilloid type 1 (TRPV1) channel, is critically involved in pain sensation. Using compounds that activate TRPV1, such as capsaicin (CAP), produces analgesic ...
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The Contribution of Mobile Apps to the Improvement of Walking/Cycling Behavior Considering the Impacts of COVID-19 Pandemic
(2021)More than one hundred and fifty cities around the world have expanded their emergency cycling and walking infrastructures to increase their resilience in the face of the COVID-19 pandemic. In addition, the role of mobile ...
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The controlled release of abscisic acid (ABA) utilizing alginate–chitosan gel blends: a synergistic approach for an enhanced small-molecule delivery controller
(2024)The integration of abscisic acid (ABA) into a chitosan–alginate gel blend unveils crucial insights into the formation and stability of these two substances. ABA, a key phytohormone in plant growth and stress responses, is ...
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The crystal structure of 1-carboxy-2-(1H-indol-3- yl)-N,N,N-trimethylethan-1-ammonium chloride, C14H19N2O2Cl
(2020)C14H19N2O2Cl, tetragonal, P41 (no. 76), a = 6.8614(8) Å, c = 29.820(5) Å, V = 1403.9(4) Å3, Z = 4, Rgt(F) = 0.0311, wRref(F2) = 0.0549, T = 150(2) K. CCDC no.: 1484374
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The crystal structure of 5-nitronaphthoquinone, C10H5NO4
(2023)C10H5NO4, triclinic, P1 (no. 2), a = 9.2564(8) Å, b = 11.0464(9) Å,c = 14.8016(12) Å, α = 110.132(2)∘, β = 106.157(3)∘,γ 4.770(3) ∘, V = 1337.7(2) Å3, Z = 6, Rgt(F) = 0.0567,wRref (F2) = 0.1797, T = 296.15 K CCDC no.: 2262885
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The Darwin wasp Camera thoracica (Szépligeti, 1916) (Ichneumonidae) as a natural enemy of the dreaded brazilian wandering spider Phoneutria nigriventer (Keyserling, 1891) (Ctenidae)
(2024)Wandering spiders (genus Phoneutria) hold a prominent position as some of the world’s most medically significant venomous arachnids, especially in Brazil. In this study, we record and illustrate for the first time, the ...