Results 21 to 30 of about 275,888 (160)

¿Existe información suficiente para determinar la toxicidad de la "Estevia" y sus compuestos edulcorantes? [PDF]

open access: yes, 2013
Títol del póster : Is there enough information to determine the toxicity of "stevia" and its sweeteners ...
Chacón, Betty   +1 more
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Química para la Sostenibilidad en la formación del profesorado [PDF]

open access: yes, 2016
O objetivo principal deste artigo é mostrar o papel da Química Verde, ou Química para a Sustentabilidade, na educação científica e na formação de professores, no sentido de retirar contribuições deste campo para a Ciência da Sustentabilidade e, portanto,
Mascarell Borredà, Laura   +1 more
core   +3 more sources

A Covalent and Modulable Inhibitor of the Tubulin‐Microtubule System: Insights Into the Mechanism of Cacalol

open access: yesChemical Biology &Drug Design, Volume 106, Issue 3, September 2025.
An oxidated form of cacalol, the methylenecyclohexadienone MTC (2), is generated under highly oxidant conditions, thus emulating the environment present in cancer cells. This species (2) is responsible for the inhibition of tubulin polymerization by promoting an irreversible binding interaction with Cys347 in α‐tubulin.
Edgar López‐López   +6 more
wiley   +1 more source

Cannabis medicinal: puntos críticos para su uso clínico

open access: yesBiomédica: revista del Instituto Nacional de Salud, 2022
El cannabis se ha utilizado desde la antigüedad con fines recreativos y medicinales. Es una fuente muy rica de compuestos químicos, la mayoría denominados fitocannabinoides, que tienen una variedad de efectos fisiológicos, principalmente por su unión a ...
Diego Mauricio Gómez-García   +1 more
doaj   +1 more source

Perfil y características de la estructura industrial actual de la provincia de Mendoza: volumen I [PDF]

open access: yes, 2004
Incluye BibliografíaEn este trabajo se describe y cuantifica la estructura industrial de la provincia de Mendoza en el año 2003; se examina su evolución en la última década y se analiza su composición desde diferentes perspectivas. Para poder
Duarte, María Lina   +7 more
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Do Formal Stance Strategies Reveal Disciplinary Variation in Professional Scientific Writing?

open access: yesInternational Journal of Applied Linguistics, Volume 35, Issue 3, Page 1242-1261, August 2025.
ABSTRACT Stance in academic discourse has been extensively studied, with numerous investigations indicating that its expression varies across disciplines, depending on the authors’ intention to either enhance or diminish their voice or presence (e.g., It seems fairly certain vs. This is based on the belief that…).
Elizaveta A. Smirnova   +1 more
wiley   +1 more source

Química verde aplicada en los residuos de universidades

open access: yesEducación Química, 2021
La química es una parte fundamental del desarrollo del hombre. Sin embargo, también es una fuente importante de contaminación. Gran parte de esta contaminación es atribuida a las industrias, debido a que generan una cantidad significativa de residuos ...
Jonathan Steven Murcia Fandiño   +1 more
doaj   +1 more source

Climatic and Edaphic Drivers of Soil Organic Carbon and Pyrogenic Carbon Stocks Across Elevation and Disturbance Gradients in Colombian Andean Forests

open access: yesGlobal Change Biology, Volume 31, Issue 7, July 2025.
This study examined soil organic carbon (SOC) and pyrogenic carbon (PyC) stocks in tropical Andean soils across elevation and disturbance gradients in Colombia. SOC stocks to 100 cm depth averaged 433.10 Mg C ha−1 while PyC was 34.13 Mg C ha−1. Key drivers of PyC stocks include soil clay (%), mean annual precipitation (PA), pH, Ca, and NDVI, which ...
Carmen R. Montes‐Pulido   +5 more
wiley   +1 more source

Tree-Level Growth Patterns and Genetic Associations Depict Drought Legacies in the Relict Forests of Abies marocana

open access: yesPlants, 2023
The frequency and intensity of drought events are increasing worldwide, challenging the adaptive capacity of several tree species. Here, we evaluate tree growth patterns and climate sensitivity to precipitation, temperature, and drought in the relict ...
Belén Méndez-Cea   +5 more
doaj   +1 more source

Risks to the human health derived from the exhibition for managing and storage of chemical substances in the commercial and industrial establishments of Bogota during 2013 [PDF]

open access: yes, 2014
En el presente documento se expone parte del análisis de los datos recopilados durante la vigilancia sanitaria realizada a empresas o establecimientos de Bogotá, que manipulan, almacenan o comercializan sustancias químicas y que fueron visitados por la ...
Moreno Salas, Blanca Cecilia
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