Results 61 to 70 of about 13,841,193 (317)

Gobierno de las universidades. Una propuesta de estudio desde la teoría de agencia [PDF]

open access: yes, 2013
En todos los países iberoamericanos, se están discutiendo fórmulas para asegurar la calidad de las universidades. Muchos concuerdan en señalar que la gestión del gobierno universitario es uno de los factores determinantes para mejorar el quehacer ...
Conteras, Francisco Anibal Ganga
core  

Factores Determinantes de la Sostenibilidad de las Agroempresas Asociativas Rurales

open access: yes, 2018
this research aimed to propose a multidimensional approach to analyze associative agribusiness sustainability. Sampling was used selecting four support programs to strengthening rural associativity, carried out in four states in Colombia: Antioquia ...
Holmes Rodríguez Espinosa   +2 more
semanticscholar   +1 more source

Disordered but rhythmic—the role of intrinsic protein disorder in eukaryotic circadian timing

open access: yesFEBS Letters, EarlyView.
Unstructured domains known as intrinsically disordered regions (IDRs) are present in nearly every part of the eukaryotic core circadian oscillator. IDRs enable many diverse inter‐ and intramolecular interactions that support clock function. IDR conformations are highly tunable by post‐translational modifications and environmental conditions, which ...
Emery T. Usher, Jacqueline F. Pelham
wiley   +1 more source

Mechanisms of parasite‐mediated disruption of brain vessels

open access: yesFEBS Letters, EarlyView.
Parasites can affect the blood vessels of the brain, often causing serious neurological problems. This review explains how different parasites interact with and disrupt these vessels, what this means for brain health, and why these processes matter. Understanding these mechanisms may help us develop better ways to prevent or treat brain infections in ...
Leonor Loira   +3 more
wiley   +1 more source

La satisfacción del turista y los aspectos a considerar en la propuesta de un modelo para su medición en destinos de turismo urbano [PDF]

open access: yes, 2013
La necesidad de los destinos turísticos por obtener ventajas competitivas los obliga a entender mejor que nunca el fenómeno de la satisfacción de sus visitantes.
Olague de la Cruz, José Trinidad   +1 more
core  

Factores determinantes del rendimiento en unidades de producción de lechería familiar

open access: yes, 2017
The technological and agroecological conditions of dairy production units in Mexico are highly heterogeneous. These conditions directly affect milk yield.
Joaquín Huitzilihuitl Camacho-Vera   +4 more
semanticscholar   +1 more source

Conserved structural motifs in PAS, LOV, and CRY proteins regulate circadian rhythms and are therapeutic targets

open access: yesFEBS Letters, EarlyView.
Cryptochrome and PAS/LOV proteins play intricate roles in circadian clocks where they act as both sensors and mediators of protein–protein interactions. Their ubiquitous presence in signaling networks has positioned them as targets for small‐molecule therapeutics. This review provides a structural introduction to these protein families.
Eric D. Brinckman   +2 more
wiley   +1 more source

Factores determinantes de la sucesión directiva

open access: yes, 2023
The objective of this research is to analyse the causes that can provoke the replacement of a person in the top management. Firstly we reply a previous work, which analyses the relationship between prior performance and top management turnover. Secundly we will inelude other variables - nationality, acquisition, fusión, change of shares and alliances ...
Castro Abancens, Ignacio   +1 more
openaire   +2 more sources

Sequence determinants of RNA G‐quadruplex unfolding by Arg‐rich regions

open access: yesFEBS Letters, EarlyView.
We show that Arg‐rich peptides selectively unfold RNA G‐quadruplexes, but not RNA stem‐loops or DNA/RNA duplexes. This length‐dependent activity is inhibited by acidic residues and is conserved among SR and SR‐related proteins (SRSF1, SRSF3, SRSF9, U1‐70K, and U2AF1).
Naiduwadura Ivon Upekala De Silva   +10 more
wiley   +1 more source

Factores determinantes del embarazo adolescente

open access: yes, 2020
Propósito: La presente investigación examina la identificación de factores individuales, familiares y socio-culturales asociados al embarazo adolescente. Material y Métodos: Se trata de un estudio de casos y controles, 40 primíparas que acudieron a la consulta prenatal del Ambulatorio Docente Asistencial del Hospital Universitario de Caracas (HUC) y 75
Blanco, L., Cedre , O., Guerra, ME.
openaire   +1 more source

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