Cardiology

Large study of thoracic aortic aneurysm backs guidelines

A large, new Kaiser Permanente study provides high-quality evidence that most of the 33,000 patients diagnosed each year in the U.S. with a thoracic aortic aneurysm—a bulge in the part of the main artery that runs through ...

Medical research

Disarming the immune system's lethal lung response

Neutrophils, the most abundant type of white blood cell, are the body's first line of defense against infection. Foreign pathogens can stress the body and activate neutrophils. When activated, neutrophils employ various weapons ...

Oncology & Cancer

Study illuminates precancerous 'clonal outgrowth' in blood cells

A common, spontaneous mutation in blood stem cells, which has been linked to higher risks of blood cancer and cardiovascular disease, may promote these diseases by altering the stem cells' programming of gene activity and ...

Psychology & Psychiatry

Shedding light on the happy hormone

Twinkling lights make a city view all the more beautiful at night, and may evoke feelings of romance and happiness. But what do those feelings look like inside the brain? Recently, researchers in Japan demonstrated that the ...

Medical research

Studying fruit flies to better understand depression

Human beings and fruit flies have very little in common—at first sight. However, by studying these flies, it is in fact possible to find out more about human nature, particularly when it comes to depressive disorders.

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