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 ...

Diseases, Conditions, Syndromes

Pneumonia recovery reprograms immune cells of the lung

Researchers have determined that after lungs recover from infection, alveolar macrophages (immune cells that live in the lungs and help protect the lungs against infection) are different in multiple ways and those differences ...

Immunology

Identification of new populations of immune cells in the lungs

Due to their function, the lungs are constantly exposed to various compounds carried in the air, sometimes harmful, sometimes harmless. The lung immune system plays a pivotal role in deciding or not deciding to mount an immune ...

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