The study, approved by the University of Pennsylvania Institutional Review Board, adhered to the Declaration of Helsinki. Smokers were compensated $100 for completion of both MRI scans. Subjects (∼75% ...

With the aid of a PET camera, researchers have developed a new method for investigating the dopamine system in the brains of patients suffering from Parkinson’s disease. The method measures levels of ...

Regular high caffeine consumption affects dopamine function in patients with Parkinson's disease, shows a new international study led by the University of Turku and Turku University Hospital in ...

With the aid of a PET camera, researchers from Karolinska Institutet in Sweden have developed a new method for investigating the dopamine system in the brains of patients suffering from Parkinson's ...

The effects of high and low consumption of caffeine on the brain’s dopamine transporter binding in patients diagnosed with Parkinson’s disease. Regular high caffeine consumption affects dopamine ...

Insulin, long known as an important regulator of blood glucose levels, now has a newly appreciated role in the brain. Vanderbilt University Medical Center researchers, working with colleagues in Texas ...