Gastroenterology

Scientists pinpoint key trigger of Crohn's disease

A new treatment may be on the horizon for people with a major form of inflammatory bowel disease (IBD) called Crohn's disease, after a McMaster University-led study identified serotonin as a possible trigger of flare-ups. ...

Psychology & Psychiatry

Expectations and dopamine can affect outcome of SSRI treatment

Levels of dopamine and the placebo effect can determine whether patients with social anxieties improve when treated with SSRIs. A new study shows the effect was four times higher for patients with high expectations of the ...

Medications

Antidepressants inhibit cancer growth in mice

Classic antidepressants could help improve modern cancer treatments. They slowed the growth of pancreatic and colon cancers in mice, and when combined with immunotherapy, they even stopped the cancer growth long-term. In ...

Neuroscience

How serotonin curbs cocaine addiction

Contrary to common thinking, cocaine triggers an addiction in only 20 percent of consumers. But what happens in their brains when they lose control of their consumption? Thanks to a recent experimental method, neuroscientists ...

page 5 from 40