Serotonin is often referred to as the "happiness molecule." It plays a critical role in affecting mood levels and is also a neurotransmitter that sends signals within the brain and the body.

Combining a plaque-binding fluorescent dye with flat and tapered optical fibers enables depth-resolved monitoring across brain regions during natural behavior, offering a minimally invasive way to ...

Alzheimer’s disease is marked by the buildup of amyloid plaques in the brain, but most ways of studying these deposits in mouse models require sacrificing the animals. That limits researchers’ ability ...

A new technique to detect brain metastases in mice could assist preclinical investigations of the brain and other organs in human patients. Developed by the NanoBRIGHT project consortium, the new ...

Dopamine—a neurotransmitter responsible for influencing motivation, pleasure, mood and learning in the brain—has experienced ...