Immunoglobulin M

{
  "id": "MLC-T-CHM-005681",
  "term": "Immunoglobulin M",
  "field": "Chemistry",
  "definition": "A class of antibody that is the first to be produced during a primary immune response and is typically found as a pentamer in serum. It is also present as a monomer on the surface of B lymphocytes, acting as a B-cell receptor. IgM is highly effective at activating the complement system and agglutinating antigens.",
  "subject": "Chemistry and Human Health",
  "see_also": [
    "B lymphocyte",
    "immunoglobulin A",
    "immunoglobulin D",
    "immunoglobulin E",
    "immunoglobulin G",
    "heavy chain"
  ],
  "references": [
    "PAC, 2012, 84, 1113. 'IUPAC glossary of terms used in immunotoxicology (IUPAC Recommendations 2012)' on page 1188 (https://doi.org/10.1351/PAC-REC-11-06-03)"
  ],
  "url": "https://mlchart.com/terminology/chemistry/immunoglobulin-m/"
}