Investigations of a rare variant of VGLUT3 (p.T8I) provide a model for a molecular understanding of addiction and eating disorders and opens the doors to specific treatments

titleInvestigations of a rare variant of VGLUT3 (p.T8I) provide a model for a molecular understanding of addiction and eating disorders and opens the doors to specific treatments
start_date2022/11/18
schedule14h30
onlineno
location_infosalle Henri Gastaut
detailsinvité par Christelle Baunez
summaryCholinergic interneurons are pivotal regulators of striatal function and have the particularity to express both the vesicular acetylcholine transporter (VAChT) and the atypical type 3 vesicular glutamate transporter (VGLUT3). We previously identified the missense polymorphism p.T8i (a change from a threonine at position 8 to an isoleucine) in patients with severe addiction or eating disorders. In this study we found: i) that this allele is causative in psychiatric disorders, ii) what are the underlying neurochemical mechanisms and iii) a treatment to alleviate ED in rodent and potentially in humans.
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