Related Experiment Video
Updated: Aug 24, 2025

Novel Object Exploration as a Potential Assay for Higher Order Repetitive Behaviors in Mice
Published on: August 20, 2016
Finding pleasure in repetitive behaviors
Ying Zhang1, Dheeraj S Roy2, Guoping Feng3
1McGovern Institute for Brain Research, Department of Brain and Cognitive Sciences, Massachusetts Institute of Technology, Cambridge, MA, USA.
Abstract:
In this issue of Neuron, Sun et al. (2022) identify a neuronal subpopulation in the medial paralemniscal nucleus that underlies repetitive self-grooming. Through their projections to dopamine neurons in the ventral tegmental area, this subpopulation also drives reward and alleviates anxiety.
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