Immunoglobulin M, or IgM is a basic antibody that is produced by B cells.
Chronic fatigue syndrome[edit | edit source]
One study found elevated serum concentrations of both IgA and IgM to lipopolysaccharides of gram-negative bacteria. Serum IgA levels correlated with illness severity as measured by the FibroFatigue scale
Learn more[edit | edit source]
- Immunoglobulin M, Wikipedia