What Is Multiple Myeloma?
Multiple myeloma (MM) is one of the blood cancers. It is the second most common blood cancer, after Non-Hodgkin lymphoma. Multiple myeloma affects the bone marrow — malignant plasma cells replace normal plasma cells.
What do our plasma cells do?
Plasma cells play a critical role in our ability to fight infections. Plasma cells produce antibodies. Antibodies travel in our blood plasma and our lymphatic system to fight infections. Antibodies bind to antigens (foreign substances) and either...