Protein A: Understanding Its Role and Applications
Protein A is vital in biotechnology and immunology. It comes from the cell wall of a rare bacterium, Staphylococcus aureus. This protein can attach to immunoglobulin G (IgG). It is a common antibody in many mammals. It can also bind to certain types of immunoglobulin M (IgM) and immunoglobulin A (IgA). “Protein a” binds all...