'Physical Scar': Early Trauma Can Fundamentally Change Brain Cells. Study found that when stresses hit mice at a young age, the coiled DNA inside VTA neurons is marked to loosen slightly, making its gene dials more accessible.

'Physical Scar': Early Trauma Can Fundamentally Change Brain Cells. Study found that when stresses hit mice at a young age, the coiled DNA inside VTA neurons is marked to loosen slightly, making its gene dials more accessible.