Ontology of Biological Attributes identifier OBA_2042317 (level of MAM domain-containing glycosylphosphatidylinositol anchor protein 1 in blood serum) is the amount of a MAM domain-containing glycosylphosphatidylinositol anchor protein 1 when measured in blood serum. Also known as: blood serum MAM domain-containing glycosylphosphatidylinositol anchor protein 1 amount.