Oxytocin, Neural Plasticity, and Social Behavior.
Robert C Froemke1,2, Larry J Young3,4,5
1Skirball Institute, Neuroscience Institute, and Departments of Otolaryngology and Neuroscience and Physiology, New York University School of Medicine, New York, NY 10016, USA;
Annual Review of Neuroscience
|April 7, 2021
Summary
Oxytocin, a key social behavior regulator, enhances social stimuli salience and signal-to-noise ratios by modulating neural circuits. New methods allow in vivo monitoring and manipulation of oxytocin pathways.
Area of Science:
- Neuroscience
- Behavioral Endocrinology
- Social Neuroscience
Background:
- Oxytocin is a crucial neuropeptide regulating diverse social behaviors, including parturition, lactation, and parental care.
- Understanding the neural circuit mechanisms underlying oxytocin's social effects is a growing area of research.
- Advances in in vivo monitoring and manipulation techniques are revolutionizing the study of oxytocin's role in social behavior.
Purpose of the Study:
- To review recent research on how oxytocin modulates neural circuit function and social behavior.
- To highlight the impact of novel methodologies on investigating oxytocin's in vivo effects.
- To discuss the role of oxytocin in social behavior across different species, including prairie voles.
Main Methods:
- Review of recent studies employing advanced techniques for monitoring and manipulating oxytocin and oxytocin receptor neurons.
- Analysis of research focusing on neural circuit and network modulation by oxytocin.
- Examination of studies utilizing non-traditional model organisms like prairie voles.
Main Results:
- Oxytocin enhances the salience of social stimuli by modulating neural activity and synaptic plasticity.
- It increases signal-to-noise ratios within neural circuits, thereby refining social information processing.
- Oxytocin's influence on social behavior is observed across various species, with prairie voles offering unique insights.
Conclusions:
- Oxytocin plays a significant role in shaping social behavior through precise modulation of neural circuits.
- Emerging technologies are crucial for dissecting the circuit-level mechanisms of oxytocin action.
- Future research should leverage these tools and model systems to address outstanding questions in oxytocin research.
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