{"code":"C119296","name":"Radial Immunodiffusion","terminology":"ncit","version":"26.09d","conceptStatus":"DEFAULT","leaf":true,"active":true,"synonyms":[{"name":"RADIAL IMMUNODIFFUSION","termType":"PT","type":"FULL_SYN","typeCode":"P90","source":"CDISC"},{"name":"Radial Immunodiffusion","termType":"PT","type":"FULL_SYN","typeCode":"P90","source":"NCI"},{"name":"Radial Immunodiffusion","type":"Preferred_Name","typeCode":"P108"}],"definitions":[{"definition":"A quantitative technique used to detect and estimate the concentration of an antigen by measuring the diameter of the ring of precipitation (precipitin ring) which is formed as a result of the interaction of the antigen and an antibody at optimal concentration. (NCI)","code":"P325","type":"ALT_DEFINITION","source":"CDISC"},{"definition":"A quantitative technique used to detect and estimate the concentration of an antigen by measuring the diameter of the ring of precipitation (precipitin ring), which is formed as a result of the interaction of the antigen and an antibody at optimal concentration.","code":"P97","type":"DEFINITION","source":"NCI"}],"properties":[{"code":"P322","type":"Contributing_Source","value":"CDISC"},{"code":"P106","type":"Semantic_Type","value":"Laboratory Procedure"},{"code":"P207","type":"UMLS_CUI","value":"C0201717"}]}