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Egr2 regulates mouse social and cooperative behaviors
Social isolation is known to alter social behaviors in mice, but the underlying mechanisms are unclear. In a new article, Zhang et al. identify early growth response 2 (Egr2/Krox-20) in the medial prefrontal cortex as a major target of social isolation and resocialization, and uncover its critical role in the development mouse social and cooperative behaviors.
Using behavioral assays, transcriptome analysis and viral approaches to manipulate gene expression in the mPFC, Zhang et al. identified an important role for early growth response 2 (Egr2/Krox-20) in the development of social and cooperative behaviors in mice.