Université de Fribourg

Metabotropic glutamate receptor 5 in bulimia nervosa

Mihov, Yoan ; Treyer, Valerie ; Akkus, Funda ; Toman, Erika ; Milos, Gabriella ; Ametamey, Simon M. ; Johayem, Anass ; Hasler, Gregor

In: Scientific Reports, 2020, vol. 10, no. 1, p. 6374

Bulimia nervosa (BN) shares central features with substance-related and addictive disorders. The metabotropic glutamate receptor subtype 5 (mGlu5) plays an important role in addiction. Based on similarities between binge eating and substance-related and addictive disorders, we investigated mGlu5 in vivo in 15 female subjects with BN and 15 matched controls. We measured mGlu5 distribution...

Université de Fribourg

Sustained improvement of negative self-schema after a single ketamine infusion: an open-label study

Hasler, Gregor ; Suker, Samir ; Schoretsanitis, Georgios ; Mihov, Yoan

In: Frontiers in Neuroscience, 2020, vol. 14, p. -

Conventional antidepressants have several important limitations, including a lack of direct effects on negative self-schema, which is at the core of Beck’s cognitive theory of depression. Based on previous studies showing a positive effect of ketamine on negative cognition, we compared reductions in negative self-schema between responders and non-responders to a single infusion of ketamine....