Neuroscience

New sensors track dopamine in the brain for more than year

Dopamine, a signaling molecule used throughout the brain, plays a major role in regulating our mood, as well as controlling movement. Many disorders, including Parkinson's disease, depression, and schizophrenia, are linked ...

Obstetrics & gynaecology

Are you ignoring endometriosis?

(HealthDay)—Endometriosis is a painful condition affecting many women, yet often years pass before it's diagnosed.

Cardiology

Converting scar tissue to heart muscle after a heart attack

It is estimated that during a heart attack, one billion cells in the heart are lost. In the wake of the heart attack, the lost tissue is replaced by scar tissue, which can lead to heart failure, arrhythmia and death. In a ...

Cardiology

New target in the fight against heart disease

Soon after cholesterol and fat start depositing on the lining of the blood vessels that supply your heart, the smooth muscle cells that give the blood vessels strength and flexibility start to get bigger and multiply.

Genetics

Scientists identify gene that controls scarring in damaged hearts

Scientists at Duke-NUS Medical School have identified a gene that controls the behavior of a specific type of cardiac macrophage responsible for excessive scarring during the early phases of common heart diseases or cardiomyopathies. ...

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