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Stress-induced loss of NG2 glial cells in the brain causes depression

A research team has discovered that when a rare type of glial cells, called NG2 glia, are depleted from the brain in mice, depressive-like behaviors occur.

Prenatal maternal iron intake shown to affect the neonatal brain

In the first study of its kind, researchers have shown that inadequate maternal iron intake during pregnancy exerts subtle effects on infant brain development.

Neurotoxic effects of chemotherapies on cognition in breast cancer survivors

Cancer-related cognitive impairment is often referred to as ‘chemobrain’ and anthracycline-based chemotherapy may have greater negative effects on particular cognitive domains and brain network connections than nonanthracycline-based regimens, accordin…

Which chemotherapy drug causes the worst ‘chemobrain’?

Chemobrain is a well known and disruptive side effect of chemotherapy. A new study investigates differences in cognitive outcomes between common drug types.

Cannabis increases the noise in your brain, new study

Several studies have demonstrated that the primary active constituent of cannabis, delta-9-tetrahydrocannabinol (∆9-THC), induces transient psychosis-like effects in healthy subjects similar to…

A community may benefit from white lies

Researchers have proved that both too much lying and complete honesty may damage social relationships.Liars have a central role in building communities and keeping them together.

Drug could suppress intractable epilepsy

Scientists have found a way to rapidly suppress epilepsy in mouse models by manipulating a known genetic pathway using a cancer drug currently in human clinical trials for the treatment of brain and breast cancer.

Can slow walking speed in elderly signal Alzheimer’s disease hallmarks?

How fast elderly people walk may be related to the amount of amyloid they have built up in their brains, even if they don’t yet have symptoms of Alzheimer’s disease, according to a study.

Patient mood can impact medical procedure results

Feeling high levels of distress, fear and hostility prior to undergoing an angioplasty or other interventional radiology procedure may lead to a poor outcome, according to new research presented…

A window into sexuality

New research from of the Sexuality and Gender Laboratory at Queen’s University shows that heterosexual women have more diverse patterns of sexual response than previously reported.