It has not been for lack of effort. In the 1980s, Alzheimer's was thought to be caused by a deficiency of a brain chemical messenger called acetylcholine. This theory, called the "cholinergic ...

Department of Drug Design and Pharmacology, Faculty of Health and Medical Sciences, University of Copenhagen, Unversitetsparken 2, DK-2100 Copenhagen Ø, Denmark ...

Rebecca Baldridge, CFA, is an investment professional and financial writer with over 20 years' experience in the financial services industry. In addition to a decade in banking and brokerage in ...

Acetylcholine plays a vital role as a neurotransmitter that oversees cognitive tasks, memory, and the regulation of mood. With aging, our body’s generation of acetylcholine decreases, which ...

This is an important study using a combination of optogenetics and calcium imaging to provide insight into the function of the cholinergic input to the prelimbic cortex in probabilistic spatial ...

Neuroscientists are making progress in understanding the brain regions and neural circuits that are involved in reward and addiction. One such region, called the habenula, is found near the center of ...