Autoimmune neuromuscular diseases may sound complex, but understanding them is the first step to getting the right care and ...

Complement 3 glomerulopathy (C3G) is a rare kidney disease caused by problems in the body's complement system, which normally helps fight infections. It damages tiny filters in your kidneys called ...

Novo Nordisk is paying $240 million up front for global rights to zaltenibart, an Omeros drug that blocks the MASP-3 protein to treat diseases caused by excessive activity of the complement system.

Neil Bressler, M.D., a professor of ophthalmology at Johns Hopkins and editor-in-chief of JAMA Ophthalmology, argued that complement inhibition for geographic atrophy is a game changer. His debating ...