Search Results - "Molina, V A"

Opposite action of hippocampal CB1 receptors in memory reconsolidation and extinction by de Oliveira Alvares, L, Pasqualini Genro, B, Diehl, F, Molina, V.A, Quillfeldt, J.A

“…Abstract Retrieval of a consolidated memory triggers a number of processes which depend, among other factors, on the duration of the reactivation session:…”
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Involvement of dopaminergic mechanisms in the nucleus accumbens core and shell subregions in the expression of fear conditioning by Martinez, R.C.R., Oliveira, A.R., Macedo, C.E., Molina, V.A., Brandão, M.L.

“…The involvement of dopamine (DA) mechanisms in the nucleus accumbens (NAC) in fear conditioning has been proposed by many studies that have challenged the view…”
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Memory consolidation and reconsolidation in an invertebrate model: The role of the GABAergic system by Carbó Tano, M, Molina, V.A, Maldonado, H, Pedreira, M.E

“…Abstract Consolidation theory assumes that memories are labile during a limited time window after acquisition, but as time passes, memories become stable and…”
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Influence of ethanol withdrawal on fear memory: Effect of d-cycloserine by Bertotto, M.E., Bustos, S.G., Molina, V.A., Martijena, I.D.

“…Animals made dependent via an ethanol (ETOH) -containing liquid diet (6% v/v) for 14 days were subjected to a contextual fear conditioning paradigm 3 days…”
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Midazolam disrupts fear memory reconsolidation by Bustos, S.G., Maldonado, H., Molina, V.A.

“…The current research examines the influence of midazolam (MDZ) on memory reconsolidation using a contextual fear paradigm in rats, based on three context-shock…”
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Fear state induced by ethanol withdrawal may be due to the sensitization of the neural substrates of aversion in the dPAG by Cabral, A., Isoardi, N., Salum, C., Macedo, C.E., Nobre, M.J., Molina, V.A., Brandão, M.L.

“…The neural substrate underlying the aversive effects induced by ethanol abstinence is still unclear. One candidate for such effects is the dorsal…”
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Prior stress promotes the generalization of contextual fear memories: Involvement of the gabaergic signaling within the basolateral amygdala complex by Bender, C.L., Otamendi, A., Calfa, G.D., Molina, V.A.

“…Fear generalization occurs when a response, previously acquired with a threatening stimulus, is transferred to a similar one. However, it could be maladaptive…”
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Gabaergic modulation of the stress response in frontal cortex and amygdala by Martijena, I.D., Rodríguez Manzanares, P.A., Lacerra, C., Molina, V.A.

“…GABAergic neurotransmission is thought to play an important role in the modulation of the central response to stress. In the present study we evaluate the…”
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Positive emotional induction interferes with the reconsolidation of negative autobiographical memories, in women only by Piñeyro, M., Ferrer Monti, R.I., Díaz, H., Bueno, A.M., Bustos, S.G., Molina, V.A.

“…•Positive information could modify a negative autobiographical memory.•An autobiographical memory could be modified upon reconsolidation process.•Positive…”
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The Effect of Midazolam and Propranolol on Fear Memory Reconsolidation in Ethanol-Withdrawn Rats: Influence of D-Cycloserine by Ortiz, Vanesa, Giachero, Marcelo, Espejo, Pablo Javier, Molina, Víctor Alejandro, Martijena, Irene Delia

“…Background: Withdrawal from chronic ethanol facilitates the formation of contextual fear memory and delays the onset to extinction, with its retrieval…”
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A dopaminergic mechanism is involved in the ‘anxiogenic-like’ response induced by chronic amphetamine treatment: a behavioral and neurochemical study by Cancela, L.M, Basso, A.M, Martijena, I.D, Capriles, N.R, Molina, V.A

“…The purpose of this study was to examine the influence of chronic d-amphetamine (AMPH) treatment (2 mg/kg i.p., for 9 consecutive days) on behavioral and…”
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Enhancing a declarative memory in humans: The effect of clonazepam on reconsolidation by Rodríguez, M.L.C., Campos, J., Forcato, C., Leiguarda, R., Maldonado, H., Molina, V.A., Pedreira, M.E.

“…A consolidated memory recalled by a specific reminder can become unstable (labile) and susceptible to facilitation or impairment for a discrete period of time…”
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Activation of ERK2 in basolateral amygdala underlies the promoting influence of stress on fear memory and anxiety: Influence of midazolam pretreatment by Maldonado, N.M, Espejo, P.J, Martijena, I.D, Molina, V.A

“…Abstract Exposure to emotionally arousing experiences elicits a robust and persistent memory and enhances anxiety. The amygdala complex plays a key role in…”
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Memory beyond expression by Delorenzi, A., Maza, F.J., Suárez, L.D., Barreiro, K., Molina, V.A., Stehberg, J.

“…[Display omitted] •Unexpressed memories undergo reconsolidation.•Memory expressibility is a flexible, modulable attribute of LTMs.•This attribute enables…”
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The influence of stress on fear memory processes by Martijena, I D, Molina, V A

“…It is well recognized that stressful experiences promote robust emotional memories, which are well remembered. The amygdaloid complex, principally the…”
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Play behavior and stress responsivity in periadolescent offspring exposed prenatally to cocaine by Wood, R.D., Molina, V.A., Wagner, J.M., Spear, L.P.

“…Play behavior and stress responsiveness were examined in offspring exposed gestationally to cocaine. The subjects were offspring of Sprague-Dawley rat dams…”
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Anxiolytic-like effect induced by chronic stress is reversed by naloxone pretreatment by Cancela, L.M., Bregonzio, C., Molina, V.A.

“…The present study assesses the influence of different restraint schedules on behavioral parameters determined by a conflict test, namely the light-dark…”
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Benzodiazepine withdrawal facilitates the subsequent onset of escape failures and anhedonia: influence of different antidepressant drugs by Lacerra, Carolina, Martijena, Irene D., Bustos, Silvia G., Molina, Vı́ctor A.

“…The effect of benzodiazepine (BDZ) withdrawal on escape acquisition and on the behavioral response to two different reinforcing stimuli was investigated. In…”
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Electrical stimulation of the midbrain tectum enhances dopamine release in the frontal cortex by Cuadra, Gabriel, Zurita, Alejandra, Macedo, Carlos Eduardo, Molina, Victor Alejandro, Brandão, Marcus Lira

“…One widely used animal model of anxiety is the electrical stimulation of a given structure supposed to be involved in the neural circuitry underlying emotional…”
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Prior electrical stimulation of the inferior colliculus sensitizes rats to the stress of the elevated plus-maze test by Pandossio, J.E, Molina, V.A, Brandão, M.L

“…Besides its primary function in the transmission of acoustic signals, the inferior colliculus (IC) is involved in conveying auditory information of aversive…”
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