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Modeling appetitive Pavlovian-instrumental interactions in mice
Eoin C O'Connor1, David N Stephens, Hans S Crombag
1Behavioral and Clinical Neuroscience Research Group, School of Psychology, The University of Sussex, Brighton, East Sussex, United Kingdom.
Current Protocols in Neuroscience
|October 13, 2010
Summary
Pavlovian conditioned stimuli (CS) influence goal-directed behaviors through conditioned reinforcement (CRf) and Pavlovian-instrumental transfer (PIT). Understanding these associative learning mechanisms is crucial for motivated behaviors and addiction research.
Area of Science:
- Neuroscience
- Behavioral Psychology
- Learning and Memory
Background:
- Pavlovian stimuli (CS) predict rewards (US) and influence instrumental actions.
- Pavlovian-CS can reinforce new behaviors (CRf) or energize existing ones (PIT).
- CRf and PIT involve distinct psychological and neurobiological pathways.
Purpose of the Study:
- To describe reliable behavioral protocols for studying PIT and CRf in mice.
- To facilitate future research into the molecular mechanisms of associative learning and motivation.
Main Methods:
- Development of robust behavioral assays for Pavlovian-instrumental transfer (PIT).
- Development of robust behavioral assays for conditioned reinforcement (CRf).
- Utilizing mouse models for studying associative learning.
Main Results:
- Established reliable behavioral protocols for PIT and CRf in mice.
- Demonstrated dissociable mechanisms underlying CRf and PIT.
- Laid groundwork for transgenic studies on molecular mechanisms.
Conclusions:
- Behavioral protocols for PIT and CRf in mice are robust and reliable.
- Understanding Pavlovian-instrumental interactions is key for motivated behavior and addiction.
- Future research can utilize these protocols for molecular investigations.
