A to Z

naltrexone

The image is a diagram showing brain scans of a patient with early PD.

·August 15, 2014·3 min read

Dopamine Replacement Therapy Associated with Increase in Impulse Control Disorders Among Early Parkinson’s Disease Patients

Anxiety and depression are more common in newly diagnosed Parkinson's patients than in the general population, a new study reports.

Featured Neuroscience Psychology

·July 31, 2019·4 min read

Ketamine isn’t an opioid and treats depression in a unique way

A new study clarifies the mechanism behind how ketamine works as an antidepressant. Researchers say there is evidence to suggest ketamine binds to NMDA receptors, instead of opioid receptors. Reducing the belief that ketamine is an opioid may make patients with depression more open to using the treatment.

Featured Neuroscience Psychology

·August 29, 2018·7 min read

Ketamine’s Antidepressant Effects Tied to Opioid System in the Brain

Researchers report ketamine's antidepressive effects require activation of opioid receptors in the brain. The study highlights the interaction between depression, pain and opioid addiction.

Featured Psychology

·November 6, 2017·2 min read

New Drug Shows Potential As Different Kind of Antidepressant: Mouse Study

A new compound known as BU10119 blocks kappa opioid receptors, creating an antidepressant effect in mice, researchers say.

Featured Neuroscience Psychology

·December 18, 2017·5 min read

New Vaccine Technology Shows Promise as a Tool to Combat the Opioid Crisis

A new vaccine blocks the effects of heroin by preventing the drug from crossing the blood-brain barrier. Researchers believe the vaccine could be helpful in curbing the opioid epidemic.

The diagram shows the location of the amygdala in the brain.

Featured Neuroscience

·June 12, 2013·4 min read

Researchers Point to Brain’s ‘Dark Side’ as Key to Cocaine Addiction

A new study provides evidence that the central amygdala, an area of the brain associated with emotion, plays a major role in sustaining cocaine addiction.