Aversive learning hijacks a brain sugar sensor to consolidate memory - PubMed
5 hours ago
- #Drosophila
- #memory
- #neuroscience
- Aversive learning hijacks a brain sugar sensor to consolidate memory in Drosophila.
- Fructose-sensing neurons in the brain are involved in memory consolidation, both in fasted and fed flies.
- Spaced repetition of learning sessions induces a fasted state in fructose-sensing neurons, enabling memory consolidation.
- Post-learning sugar ingestion activates these neurons, triggering memory consolidation via thyrostimulin release.
- This mechanism also leads to non-homeostatic hunger, increasing sucrose preference and intake, akin to emotional eating.