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Topic: transmembrane domain

ePoster
2 ePosters

In Neuroscience

Interaction of BDNF and glucocorticoid signaling in shaping neuronal plasticity

Cecilia Anna Brunello, Jose Pedro Arujo, Nina Seiffert, Emmy Lyytikainen, Julio Eduardo Caceres Pajuelo, Eero Castren · FENS Forum 2024

The synergistic effects on neuronal plasticity of acute glucocorticoids levels increase and the BDNF-TRKB signaling indicate a deep interconnection between the two pathways. Moreover, chronic stress with elevated glucocorticoids levels and downregulation of TRKB signaling associated with reduced BDNF are both involved in the pathophysiology of different psychiatric disorders.In this study we investigated in vitro the molecular mechanisms underlying the interplay of glucocorticoids and TRKB signaling. We found that the glucocorticoid receptor physically interacts with TRKB, modulating its dimer

ePoster · Neuroscience

De novo variants in GABRA4 are associated with a neurological phenotypic spectrum including developmental delay, behavioral abnormalities, and epilepsy

Margot Ernst, Martin Krenn, Florian D. Vogel, Thomas Stockner, Ralph Gradisch, Samin A. Sajan, Matias Wagner, Ira Benkel- Herrenbrück · FENS Forum 2024

Aims: Following the seminal description of a de novo GABRA4 variant associated with early onset epilepsy and developmental delay, additional variants from patients and healthy controls are investigated.Methods: We collected molecular and phenotype data of individuals carrying de novo variants in GABRA4. A total of four patients and their parents were investigated either by exome or genome sequencing, followed by targeted Sanger sequencing in some cases. The variants are investigated utilizing molecular dynamics (MD) simulation studies, and functional studies using two electrode voltage clamp s

ePoster · Neuroscience