{"code":"C566","name":"IgD","terminology":"ncit","version":"26.09d","conceptStatus":"DEFAULT","leaf":false,"active":true,"synonyms":[{"name":"IgD","termType":"PT","type":"FULL_SYN","typeCode":"P90","source":"NCI"},{"name":"Immunoglobulin D","termType":"SY","type":"FULL_SYN","typeCode":"P90","source":"NCI"},{"name":"IgD","type":"Preferred_Name","typeCode":"P108"}],"definitions":[{"definition":"An immunoglobulin isotype (subclass).  This isotype is expressed on naive B cells along with IgM.  Little is known about its physiologic role.","code":"P97","type":"DEFINITION","source":"NCI"}],"properties":[{"code":"P366","type":"Legacy Concept Name","value":"IgD"},{"code":"P106","type":"Semantic_Type","value":"Amino Acid, Peptide, or Protein"},{"code":"P106","type":"Semantic_Type","value":"Immunologic Factor"},{"code":"P207","type":"UMLS_CUI","value":"C0020843"}]}