Ever-Happy Mouse Sheds Light on Depression

Posted by ScuttleMonkey on Wednesday August 23, @02:26AM
from the happy-go-lucky dept.

An anonymous reader writes "Scientists have bred a strain of mouse that's permanently cheerful , in hopes of better understanding and treating depression in people. By breeding mice lacking the TREK-1 gene, which is involved in serotonin transmission, researchers were able create a depression-resistant strain. They say it's the first time depression has been eliminated through genetic alteration of an organism."