Lectins, which are carbohydrate-binding proteins, are important in innate immunity because they are able to recognize a wide range of pathogens. Two classes of collagenous lectin — mannose-binding ...

A complement blood test checks for autoimmune diseases or other issues with your immune system. Your doctor might test you if you have a family history of certain conditions, such as rheumatoid ...

Last year, four independent research groups reported a linkage between polymorphisms in the complement factor H (CFH) gene to age-related macular degeneration (AMD), the most common cause of blindness ...