In the late 1950s, dopamine was recognized as a neurotransmitter in its own right. A specific functional role for dopamine was suggested by the demonstration of its uncharacteristic distribution in ...

New research shows that the same dopamine receptor mechanism responsible for drug addiction also governs the natural decline in motivation when we repeat rewarding behaviors.

There are a number of G protein-coupled receptors in human cells. As an important component of the cell membrane, these proteins are responsible for detecting different stimuli in the surroundings of ...

An international collaboration, which included the involvement of the research team from the Institut de Neurociències of the UAB (INC-UAB), has shown that neurons expressing dopamine D2 receptors ...

Not everyone with ADHD responds to stimulants like Ritalin, which increase dopamine levels in the brain. Now, new research suggests the drug’s effectiveness is less about the amount of dopamine it ...