{"code":"C23014","name":"Gram Staining Method","terminology":"ncit","version":"26.09d","conceptStatus":"DEFAULT","leaf":true,"active":true,"synonyms":[{"name":"GRAM STAIN","termType":"PT","type":"FULL_SYN","typeCode":"P90","source":"CDISC"},{"name":"Gram Staining","termType":"SY","type":"FULL_SYN","typeCode":"P90","source":"NCI"},{"name":"Gram Staining Method","termType":"PT","type":"FULL_SYN","typeCode":"P90","source":"NCI"},{"name":"Gram Staining Method","type":"Display_Name","typeCode":"P107"},{"name":"Gram Staining Method","type":"Preferred_Name","typeCode":"P108"}],"definitions":[{"definition":"A microscopy staining method for staining and identifying bacteria, based on the differential retention of a crystal violet-iodine complex within the cell membrane. Gram-positive organisms will appear blue-black or purple while Gram-negative organisms will appear red.","code":"P325","type":"ALT_DEFINITION","source":"CDISC"},{"definition":"This is a method (named after the Danish bacteriologist, Hans Christian Gram) for staining and identifying bacteria. It is based on the differential retention of a crystal violet-iodine complex within the cell membrane. Gram-positive organisms will appear blue-black or purple while Gram-negative organisms will appear red.","code":"P97","type":"DEFINITION","source":"NCI"}],"properties":[{"code":"P322","type":"Contributing_Source","value":"CDISC"},{"code":"P366","type":"Legacy Concept Name","value":"Gram_Staining_Method"},{"code":"P106","type":"Semantic_Type","value":"Laboratory Procedure"},{"code":"P207","type":"UMLS_CUI","value":"C0200966"}]}