A sexually dimorphic neuronal cluster in the mouse medial amygdala responds to male sexual status

Proceedings of the National Academy of Sciences, Volume 123, Issue 4, January 2026. <br/>SignificanceWe identified a distinct cluster of neurons in the medial amygdala of mice showing a striking on/off pattern of c-fos promoter activity. This cluster is consistently active in females, independent of age or sexual experience, but remains …