Metabolism
Blocking a brain signal restored activity in older mice
In mouse experiments, blocking serotonin, a brain signaling chemical, from acting in one brain region restored youthful activity levels and strength.In mouse experiments, blocking serotonin, a brain signaling chemical, from acting in one brain region restored youthful activity levels and strength.
Mouse studyMechanisms
Who was studiedOlder mice
What changedBlocking serotonin in the ventral tegmental area restored youthful physical activity levels in older mice
The catchThe text does not report how long restored activity lasted