The human complement system has a pivotal role in the recognition, opsonization and elimination of microbial intruders. This functionality is maintained by a well-balanced interaction network of serum ...

The complement cascade is a biochemical process in the blood that helps or 'complements' cells of the immune system to eliminate invading pathogens. When activated by one of three pathways, a cascade ...

Lucas Downey is the co-founder of MoneyFlows, and an Investopedia Academy instructor. Dr. JeFreda R. Brown is a financial consultant, Certified Financial Education Instructor, and researcher who has ...

Discover how adjunct accounts enhance financial reporting by increasing liability book values. Learn how they differ from contra accounts and see real-world examples.

Foods high in vitamin A include organ meats, sweet potatoes, carrots, eggs, fish, and dairy products. You can also find vitamin A in dietary supplements. Vitamin A plays a role in your vision, bone ...

Nutrition usually makes a small but potentially valuable contribution to successful performance in elite athletes, and dietary supplements can make a minor contribution to this nutrition programme.