Results 31 to 40 of about 434,516 (232)

Caracterización conductual y neuroinmune de la resiliencia al estrés social: Efectos reforzantes de la cocaína

open access: yesAdicciones, 2020
Numerosos estudios preclínicos han demostrado que el estrés social incrementa la vulnerabilidad a los efectos reforzantes de la cocaína. Sin embargo, los resultados obtenidos no son homogéneos, observándose siempre una subpoblación que no muestra dicho incremento.
Ródenas-González, F.   +3 more
openaire   +5 more sources

Psychophysiological response to social stressors : relevance of sex and age [PDF]

open access: yes, 2018
Understanding the factors involved in the psychophysiological response of people in acute stressful situations is crucial to the prevention and treatment of stress-related health problems. We aim to integrate the results of studies investigating the role
Hidalgo, Vanesa   +3 more
core   +3 more sources

Dissimilar Responses of Ancient Grapevines Recovered in Navarra (Spain) to Arbuscular Mycorrhizal Symbiosis in Terms of Berry Quality

open access: yesAgronomy, 2020
The exploitation of genetic diversity within agricultural plants, including grapevine, is suggested as a valuable tool to cope with the negative impacts of climate change on yield and crop quality.
M. Carmen Antolín   +5 more
doaj   +1 more source

Aloe vera reduces gut inflammation induced by soybean meal in Atlantic salmon (Salmo salar)

open access: yesFrontiers in Animal Science, 2022
Plant-based protein sources, such as soybean, are widely used in fish nutrition due to their market availability, wide distribution and acceptable nutritional quality.
Karen Fehrmann-Cartes   +10 more
doaj   +1 more source

Live and inactivated Piscirickettsia salmonis activated nutritional immunity in Atlantic salmon (Salmo salar)

open access: yesFrontiers in Immunology, 2023
Nutritional immunity regulates the homeostasis of micronutrients such as iron, manganese, and zinc at the systemic and cellular levels, preventing the invading microorganisms from gaining access and thereby limiting their growth. Therefore, the objective
Danixa Martínez   +16 more
doaj   +1 more source

Estrés académico en estudiantes musulmanes en Indonesia: estudio sobre aprendizaje en línea

open access: yesEducare, 2021
El período pandémico hace que todos los sistemas en la vida cambien mucho, uno de los cuales es la educación. El aprendizaje en línea es una solución a la dificultad del aprendizaje fuera de línea en las escuelas. Este estudio examina el estrés académico
Herdian Herdian   +1 more
doaj   +1 more source

Comportamiento mecánico ante la sobrexpansión de stents de cromo-cobalto comparados con stents de acero inoxidable, implantados en la aorta abdominal de conejos hipercolesterolémicos [PDF]

open access: yes, 2018
Introducción: La fisiopatología de la disfunción diastólica del ventrículo izquierdo incluye alteraciones de la relajación ventricular, rigidez elástica pasiva o una combinación de ambos mecanismos.
Berrocal, Daniel   +5 more
core   +1 more source

Identification of key genes involved in the phenotypic alterations of res (restored cell structure by salinity) tomato mutant and its recovery induced by salt stress through transcriptomic analysis

open access: yesBMC Plant Biology, 2018
Background The res (restored cell structure by salinity) mutant, recently identified as the first tomato mutant accumulating jasmonate in roots under non-stressful conditions, exhibits a remarkable growth inhibition and morphological alterations in roots
Irene Albaladejo   +6 more
doaj   +1 more source

Pretensado y comportamiento mecánico del pericardio de ternera utilizado en la construcción de bioprótesis cardíacas [PDF]

open access: yes, 2001
Este trabajo analiza las propiedades mecánicas de un tejido biológico, pericardio de bovino empleado como biomaterial en la fabricación de bioprótesis cardíacas. Para ello se sometió pericardio de ternera a un estrés de tracción, uniaxial, en escalones
Calero, P.   +9 more
core   +2 more sources

Defining novel plant polyamine oxidase subfamilies through molecular modeling and sequence analysis

open access: yesBMC Evolutionary Biology, 2019
Background The polyamine oxidases (PAOs) catabolize the oxidative deamination of the polyamines (PAs) spermine (Spm) and spermidine (Spd). Most of the phylogenetic studies performed to analyze the plant PAO family took into account only a limited number ...
Cesar Daniel Bordenave   +4 more
doaj   +1 more source

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