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Ana Maria Raymundi
Researcher at Federal University of Paraná
Publications - 9
Citations - 157
Ana Maria Raymundi is an academic researcher from Federal University of Paraná. The author has contributed to research in topics: Memory consolidation & Extinction (psychology). The author has an hindex of 4, co-authored 6 publications receiving 70 citations.
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Cannabidiol disrupts the consolidation of specific and generalized fear memories via dorsal hippocampus CB1 and CB2 receptors.
Cristina A.J. Stern,Thiago R. da Silva,Ana Maria Raymundi,Camila Pasquini de Souza,Vinicius A. Hiroaki-Sato,Luiza Kato,Francisco Silveira Guimarães,Roberto Andreatini,Reinaldo N. Takahashi,Leandro J. Bertoglio +9 more
TL;DR: The present results suggest the CBD disrupts the consolidation of different fear memories via anandamide-mediated activation of DH CB1 and CB2 receptors.
Journal ArticleDOI
A time-dependent contribution of hippocampal CB 1 , CB 2 and PPARγ receptors to cannabidiol-induced disruption of fear memory consolidation
Ana Maria Raymundi,Thiago R. da Silva,Aleksander Roberto Zampronio,Francisco Silveira Guimarães,Leandro J. Bertoglio,Cristina A.J. Stern +5 more
TL;DR: Cannabidiol mitigates fear memories by facilitating their extinction or interfering with their generalization and reconsolidation in the dorsal hippocampus during contextual fear consolidation.
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Effects of ∆ 9 -tetrahydrocannabinol on aversive memories and anxiety: a review from human studies
Ana Maria Raymundi,Thiago R. da Silva,Jeferson Machado Batista Sohn,Leandro J. Bertoglio,Cristina A.J. Stern +4 more
TL;DR: Current evidence from healthy humans and PTSD patients supports the THC value to suppress anxiety and aversive memory expression without producing significant adverse effects if used in low doses or when associated with CBD.
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Role of prelimbic cortex PKC and PKMζ in fear memory reconsolidation and persistence following reactivation.
Thiago R. da Silva,Ana Maria Raymundi,Leandro J. Bertoglio,Roberto Andreatini,Cristina A.J. Stern +4 more
TL;DR: It is shown that prelimbic cortex PKC and PKMζ are involved in memory reconsolidation and persistence and that omitting memory reactivation prevented the chelerythrine- and ZIP-induced effects.
Journal ArticleDOI
Persistence of the extinction of fear memory requires late-phase cAMP/PKA signaling in the infralimbic cortex.
Jeferson Machado Batista Sohn,Suzen Tortato Furtado de Souza,Ana Maria Raymundi,Jéssica Mendes Bonato,Rúbia Maria Weffort de Oliveira,Jos Prickaerts,Cristina A.J. Stern +6 more
TL;DR: The present study evaluated the effect of the selective PDE4 inhibitor roflumilast on acquisition and consolidation of the extinction of fear memory in male Wistar rats in a contextual fear conditioning paradigm and suggested that cAMP-PKA activity in the IL during the late consolidation phase after extinction learning underlies the persistence of extinction.