Results 51 to 60 of about 60,137 (117)

Comportamiento del SDS localizado en la región interfacial del sistema agua/n-octano. Un estudio usando dinámica molecular

open access: yesACI Avances en Ciencias e Ingenierías, 2016
En este trabajo, usando dinámica molecular se determinaron las propiedades interfaciales y el comportamiento del Dodecil Sulfato de Sodio (SDS) ubicado en la región interfacial de los sistemas vacío/agua y agua/n-octano.
José Gregorio Parra, Yosslen R. Aray
doaj   +1 more source

Metal-binding polymorphism in late embryogenesis abundant protein AtLEA4-5, an intrinsically disordered protein [PDF]

open access: yesPeerJ, 2018
Late embryogenesis abundant (LEA) proteins accumulate in plants during adverse conditions and their main attributed function is to confer tolerance to stress.
Leidys French-Pacheco   +4 more
doaj   +2 more sources

Impacto de depredadores y niveles de recursos sobre rasgos fisiológicos de Fissurella crassa (Archeogastropoda [PDF]

open access: yes, 2015
Indexación: Web of Science; RedalycThe effects of predators on the density of prey and their resources have been widely studied; however, there is little evidence on the effects of the predators in conjunction with the availability of resources on the ...
Aldana, Marcela   +3 more
core  

Preferential Solvation by Trifluoroethanol Drives α‐Helical Folding in the Disordered S2 Region of the Escargot Protein

open access: yesChemPhysChem, Volume 27, Issue 3, February 2026.
A disordered S2 region of the Escargot protein forms helices which are stabilized by TFE and are correlated with molecular recognition. The N‐terminal domain of the Drosophila melanogaster Escargot transcription factor (Esg) is an intrinsically disordered region (IDR) that complements the DNA‐binding activity of its C‐terminal zinc fingers. Within this
Vinicius Piccoli   +5 more
wiley   +1 more source

Valorization of Green Coconut Husk Powder for the Sustainable Production of Levulinic Acid

open access: yesChemistrySelect, Volume 11, Issue 6, 12 February 2026.
Green coconut husk powder, an abundant agroindustrial waste, is valorized into levulinic acid through aluminum sulfate catalysis. The sustainable process achieves 42.9% yield under mild conditions, contributing to circular bioeconomy principles and waste‐to‐chemical strategies.
Poliana Pinheiro da Silva   +6 more
wiley   +1 more source

Estudio computacional de la distribución del fluoróforo 7-[(6-bromohexilo)oxi]-2H-2-cromenona en una bicapa lipídica por Dinámica Molecular [PDF]

open access: yes, 2013
54 p.Las cumarinas son una familia de moléculas que exhiben un amplio rango de actividades biológicas y propiedades de emisión de fluorescencia. Los derivados de las cumarinas se pueden utilizar como sondas fluorescentes altamente eficaces para el ...
Alzate Morales, Jans (Prof. Guía)   +3 more
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Patterns of Interploidy Admixture in Polyploid Complexes: Insights From Thymus Sect. Mastichina (Lamiaceae)

open access: yesMolecular Ecology, Volume 35, Issue 3, February 2026.
ABSTRACT Understanding gene flow between ploidy levels in polyploid complexes is essential for species delimitation and conservation. This study explores evolutionary dynamics in the polyploid complex Thymus sect. Mastichina (Lamiaceae), comprising three taxa: T. mastichina subsp. mastichina, T. mastichina subsp.
Francisco José García‐Cárdenas   +7 more
wiley   +1 more source

Diagnóstico, dinámica poblacional, caracterización bioquímica y molecular de nematodos noduladores (Meloidogyne spp.) en cultivos tropicales de Costa Rica [PDF]

open access: yes, 2012
Proyecto de Investigación (Código: 5402 2151 8801) Instituto Tecnológico de Costa Rica. Vicerrectoría de Investigación y Extensión (VIE). Escuela de Ingeniería en Agronomía.
Durán-Mora, Joaquín
core  

Genetic Ancestry Reveals Historical Diversity of Formation Across Three Brazilian Communities of African Descent (Quilombos) in Central Brazil

open access: yesAmerican Journal of Human Biology, Volume 38, Issue 1, January 2026.
ABSTRACT Introduction Characterized as relatively isolated communities, many Brazilian quilombos were formed during the period of slavery in Brazil when enslaved persons (most of African descent) ran away or were abandoned by their enslavers. Quilombos in Central Brazil, whose settlement was more recent due to the relative isolation of the region ...
Sabrina Guimarães Paiva   +7 more
wiley   +1 more source

Evaluación de la satisfacción de los estudiantes de diferentes grados del área de Ciencias de la Salud, mediante la utilización de la plataforma Kahoot [PDF]

open access: yes, 2018
El presente proyecto es una propuesta para evaluar la satisfacción de estudiantes universitarios sobre la planificación y el desarrollo de la actividad docente, en distintas asignaturas pertenecientes al Área de Ciencias de la Salud durante el curso 2017-
Blanco Gaitán, María Dolores   +9 more
core  

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