What has changed in mama bear brain (well, actually mice) to make her risk her life to attack a potential threat and protect her young? Oxytocin is the key! Happy to share our new study led by two awesome postdocs: Takashi Yamaguchi and Rongzhen Yan.
www.nature.com/articles/s41...
www.nature.com
In mice, female aggression is governed by an amygdala–to–medial hypothalamus circuit that is strengthened during pregnancy and is dynamically amplified by oxytocin during lactation.