Surely, inflammation is half a billion years old, since even the lowly starfish may experience it. Virtually every human being who ever lived has suffered from it, perhaps dozens or hundreds of times.

Researchers discovered a previously unknown mechanism that may drive tissue damage and a new target for drug discovery. Our immune system is armed with an array of defenses designed to detect and ...

Ocular infections and related inflammatory disorders are important causes of visual morbidity worldwide and may arise from viral, bacterial, fungal, and ...

The human intestine is home to trillions of microscopic organisms, including hundreds of species of bacteria. In most people, these bacteria co-exist peacefully and contribute to a mutually beneficial ...

Infections that do not go away or abnormal immune responses may cause chronic inflammation. Chronic inflammation can lead to diseases like asthma, heart disease, and rheumatoid arthritis. Avoiding ...

Our immune system is armed with an array of defenses designed to detect and eliminate harmful threats. One of its most powerful defense mechanisms is the complement system—a group of proteins that ...