Browsing by Author "Valdés, José Luis"
Now showing items 1-6 of 6
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Cisneros Contreras, Rodrigo (Universidad de Chile, 2017)El gen klotho fue descrito a finales del siglo pasado como el “gen del envejecimiento”, pues su ausencia gatillaba en ratones un fenotipo de progeria y su sobre-expresión extendía la expectativa de vida hasta en un 30,8%. ...
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Valdés, José Luis; Maldonado Arbogast, Pedro; Recabarren, Mónica; Fuentes, Rómulo; Torrealba, Fernando (BLACKWELL, 2006-03)The infralimbic cortical area is a good candidate to send processed motivational signals to initiate the arousing and autonomic responses that characterize appetitive behaviors. To test this hypothesis we enticed hungry ...
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Velásquez, Nelson A.; Valdés, José Luis; Vásquez Salfate, Rodrigo; Penna Varela, Mario (Elsevier, 2015)Sexual selection is one of the main evolutionary forces that drive signal evolution. In previous studies, we have found out that males of Pleurodema thaul, a frog with an extensive latitudinal distribution in Chile, emits ...
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Torrealba, Fernando; Valdés, José Luis (SOC BIOLGIA CHILE, 2008)Spatial cognition is a complex higher function in mammals and is involved in a variety of tasks that can be explored in the laboratory. In this review we will discuss the role of the posterior parietal/anteromedial ...
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Domic Siede, Marcos Eduardo Ernesto (Universidad de Chile, 2017)El trastorno por déficit de atención con hiperactividad (ADHD) es uno de los más frecuentes trastornos del neurodesarrollo. Se caracteriza por un patrón persistente de desatención, hiperactividad y/o impulsividad. Distintas ...
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Meynard, Margarita M.; Valdés, José Luis; Recabarren, Mónica; Serón Ferré, María; Torrealba, Fernando (ELSEVIER SCIENCE, 2005-03-30)When food is available during a restricted and predictable time of the day, animals show increased locomotor and food searching behaviors before the anticipated daily meal. We had shown that histamine-containing neurons ...