Health

Liquid e-cigarette flavorings measurably injure lungs

Known for their appetizing flavors, such as bubblegum, banana and strawberry, e-cigarettes continue to grow in popularity around the world. Promoted by makers as a "healthy" alternative to regular tobacco cigarettes, researchers ...

Diseases, Conditions, Syndromes

Why are some COVID-19 infected people asymptomatic?

Researchers worldwide have been surprised to see that individuals can be infected with the SARS-CoV-2 virus—the virus that produces COVID-19—without showing symptoms. Since these individuals expose others to infection ...

Oncology & Cancer

'Backpacks' boost immune cells' ability to kill cancer

Macrophages are immune cells that patrol the body looking for potential threats like viruses, bacteria, and cancer cells, and engulf and destroy them. However, cancerous tumors have a nasty trick up their sleeves: they secrete ...

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