Search Results - "Melian, William Almaguer"

Learning induces EPO/EPOr expression in memory relevant brain areas, whereas exogenously applied EPO promotes remote memory consolidation by Almaguer‐Melian, William, Mercerón‐Martinez, Daymara, Alberti‐Amador, Esteban, Alacán‐Ricardo, Laura, Bardet, Javier Curi, Orama‐Rojo, Norma, Vergara‐Piña, Arturo Ernesto, Herrera‐Estrada, Idalia, Bergado, Jorge A.

“…Memory and learning allow animals to appropriate certain properties of nature with which they can navigate in it successfully. Memory is acquired slowly and…”
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Amygdala stimulation ameliorates memory impairments and promotes c‐Fos activity in fimbria‐fornix‐lesioned rats by Mercerón‐Martínez, Daymara, Almaguer‐Melian, William, Alberti‐Amador, Esteban, Calderón‐Peña, Rául, Bergado, Jorge A.

“…Recently we provided data showing that amygdala stimulation can ameliorate spatial memory impairments in rats with lesion in the fimbria‐fornix (FF). The…”
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Brain Tissue Volumes and Perfusion Change with the Number of Optic Neuritis Attacks in Relapsing Neuromyelitis Optica: A Voxel-Based Correlation Study by Sánchez-Catasús, Carlos A, Cabrera-Gomez, José, Almaguer Melián, William, Giroud Benítez, José Luis, Rodríguez Rojas, Rafael, Bayard, Jorge Bosch, Galán, Lídice, Sánchez, Reinaldo Galvizu, Fuentes, Nancy Pavón, Valdes-Sosa, Pedro

“…Recent neuroimaging studies show that brain abnormalities in neuromyelitis optica (NMO) are more frequent than earlier described. Yet, more research…”
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Novelty exposure overcomes foot shock-induced spatial-memory impairment by processes of synaptic-tagging in rats by Almaguer-Melian, William, Bergado-Rosado, Jorge, Pavón-Fuentes, Nancy, Alberti-Amador, Esteban, Mercerón-Martínez, Daymara, Frey, Julietta U

“…Novelty processing can transform short-term into long-term memory. We propose that this memory-reinforcing effect of novelty could be explained by mechanisms…”
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EPO induces changes in synaptic transmission and plasticity in the dentate gyrus of rats by Almaguer-Melian, William, Mercerón-Martínez, Daymara, Delgado-Ocaña, Susana, Pavón-Fuentes, Nancy, Ledón, Nuris, Bergado, Jorge A.

“…ABSTRACT Erythropoietin has shown wide physiological effects on the central nervous system in animal models of disease, and in healthy animals. We have…”
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Erythropoietin Promotes Neural Plasticity and Spatial Memory Recovery in Fimbria-Fornix-Lesioned Rats by Almaguer-Melian, William, Mercerón-Martínez, Daymara, Pavón-Fuentes, Nancy, Alberti-Amador, Esteban, Leon-Martinez, Rilda, Ledón, Nuris, Delgado Ocaña, Susana, Bergado Rosado, Jorge A.

“…Background. Erythropoietin (EPO) upregulates the mitogen activated protein kinase (MAPK) cascade, a central signaling pathway in cellular plastic mechanisms,…”
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The number of optic neuritis attacks is a potential confounder when comparing patients with NMO vs. controls by voxel-based neuroimaging analysis by Sánchez-Catasús, Carlos A, Cabrera-Gomez, José, Almaguer Melián, William, Bosch Bayard, Jorge, Rodríguez Rojas, Rafael, Valdes-Sosa, Pedro

“…Voxel-based morphometric (VBM) studies in neuromyelitis optica (NMO) have shown limited reproducibility. A previous study suggests that the number of optic…”
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Cholinergic afferents to the locus coeruleus and noradrenergic afferents to the medial septum mediate LTP-reinforcement in the dentate gyrus by stimulation of the amygdala by Bergado, Jorge A., Frey, Sabine, López, Jeffrey, Almaguer-Melian, William, Frey, Julietta U.

“…Transient long-term potentiation (E-LTP) can be transformed into a long-lasting LTP (L-LTP) in the dentate gyrus (DG) by behavioral stimuli with high…”
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Mecanismos neuroplásticos implicados en la restauración de la memoria espacial de las ratas con lesión de fimbria-fornix por efecto de la estimulación de la amígdala basolateral by Mercerón Martínez, Daymara, Almaguer Melián, William, Bergado Rosado, Jorge A.

“…RESUMEN Introducción: Recientemente hemos mostrado que la estimulación eléctrica de la amígdala 15 min después del entrenamiento de una tarea de memoria…”
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Behavioral and biochemical effects of glutathione depletion in the rat brain by CRUZ-AGUADO, Reyniel, ALMAGUER-MELIAN, William, DIAZ, Carmen M, LORIGADOS, Lourdes, BERGADO, Jorge

“…Glutathione serves the function of providing reducing equivalents for the maintenance of oxidant homeostasis, and besides it plays roles in intra- and…”
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A unique erythropoietin dosage induces the recovery of long-term synaptic potentiation in fimbria-fornix lesioned rats by Almaguer-Melian, William, Mercerón-Martínez, Daymara, Bergado-Rosado, Jorge

“…[Display omitted] •Fimbria fornix lesion affects LTP maintenance.•EPO recovers LTP maintenance in lesioned rats. Synapses can experience long-term enhancements…”
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Basolateral amygdala stimulation plus water maze training restore dentate gyrus LTP and improve spatial learning and memory by Mercerón-Martínez, Daymara, Almaguer-Melian, William, Bergado, Jorge A.

“…Synaptic plasticity is a key mechanism of neural plasticity involved in learning and memory. A reduced or impaired synaptic plasticity could lead to a…”
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Synaptic plasticity is impaired in rats with a low glutathione content by Almaguer-Melian, William, Cruz-Aguado, Reyniel, Bergado, Jorge A.

“…Long‐term potentiation (LTP) is a sustained increase in the efficacy of synaptic transmission, based on functional changes involving pre‐ and postsynaptic…”
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Amylovis-201 enhances physiological memory formation and rescues memory and hippocampal cell loss in a streptozotocin-induced Alzheimer's disease animal model by Mercerón-Martínez, Daymara, Alacán Ricardo, Laura, Bejerano Pina, Arturo, Orama Rojo, Norma, Expósito Seco, Ariel, Vega Hurtado, Yamilé, Estupiñán Días, Bárbara, Fernández, Isabel, García Pupo, Laura, Sablón Carrazana, Marquiza, Rodríguez-Tanty, Chryslaine, Menéndez Soto del Valle, Roberto, Almaguer-Melian, William

“…[Display omitted] •Amylovis-201 10 min but not 5 h after training prolongs memory duration in healthy rats.•Amylovis-201 administration to STZ rats reduces…”
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Timing, synaptic tagging and Restorative Neurology by Almaguer-Melian, William, Bergado-Rosado, Jorge, Mercerón-Martínez, Daymara

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Hippocampal neurotrophins after stimulation of the basolateral amygdala, and memory improvement in lesioned rats by Mercerón-Martínez, Daymara, Almaguer-Melian, William, Serrano, Teresa, Lorigados, Lourdes, Pavón, Nancy, Bergado, Jorge A

“…To investigate a possible role of neurotrophins in the memory improving effect of stimulating the basolateral amygdala. The BDNF and NGF levels were measured…”
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Stimulation of the nucleus raphe medialis modifies basal synaptic transmission at the dentate gyrus, but not long-term potentiation or its reinforcement by stimulation of the basolateral amygdala by Bergado, Jorge A., Scherf, Thomas, Almaguer-Melian, William, Frey, Sabine, López, Jeffrey, Frey, Julietta U.

“…Affective factors importantly interact with behavior and memory. Physiological mechanisms that underlie such interactions are objects of intensive studies…”
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Long-term potentiation in the dentate gyrus in freely moving rats is reinforced by intraventricular application of norepinephrine, but not oxotremorine by Almaguer-Melian, William, Rojas-Reyes, Yeneissy, Alvare, Armando, Rosillo, Juan C., Frey, Julietta U., Bergado, Jorge A.

“…Growing evidence suggests that processes of synaptic plasticity, such as long-term potentiation (LTP) occurring in one synaptic population, can be modulated by…”
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Stimulation of the basolateral amygdala improves the acquisition of a motor skill by Bergado, Jorge A, Rojas, Yeneissy, Capdevila, Vladimir, González, Odalys, Almaguer-Melian, William

“…We have previously shown that the stimulation of limbic structures related to affective life such as the amygdale can improve and reinforce neural plastic…”
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Brain Tissue Volumes and Perfusion Change with the Number of Optic Neuritis Attacks in Relapsing Neuromyelitis Optica: A Voxel-Based Correlation Study. e66271 by Sanchez-Catasus, Carlos A, Cabrera-Gomez, Jose, Melian, William Almaguer, Benitez, Jose LuisGiroud, Rojas, Rafael Rodriguez, Bayard, Jorge Bosch, Galan, Lidice, Sanchez, Reinaldo Galvizu, Fuentes, Nancy Pavon, Valdes-Sosa, Pedro

“…Recent neuroimaging studies show that brain abnormalities in neuromyelitis optica (NMO) are more frequent than earlier described. Yet, more research…”
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