Diseases, Conditions, Syndromes

Gut bacteria protect against mosquito-borne viral illness

Chikungunya virus, once confined to the Eastern Hemisphere, has infected millions of people in the Americas since 2013, when mosquitoes carrying the virus were discovered in the Caribbean. About half of all people infected ...

Immunology

Newborn immune system detects harmful skin bacteria

The immune system must learn from early in life to tolerate bacteria that normally populate healthy skin, while still defending against more dangerous "bugs," but how immune cells make this distinction has long been a mystery.

Health

How common gut bacteria trigger a lethal autoimmune disease

What causes the immune system, designed to protect us, to turn on the body and attack healthy cells? Common bacteria that reside in the human gut may be partly to blame, say Yale researchers, who studied the origins of a ...

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