Diseases, Conditions, Syndromes

New study probes macrophages' role in developing pulmonary fibrosis

Scientists have long known that white blood cells called macrophages accumulate in the lungs of people suffering from pulmonary fibrosis. What role macrophages play in developing the often fatal lung disease is less clear.

Medical research

Breaking down the 'brick wall' of scar tissue

Doctors in the U.S. perform nearly 800,000 total knee replacements every year, but some estimates indicate that up to 10% of patients may emerge from surgery with a new problem: arthrofibrosis or excessive scarring that limits ...