Phosphatidylserine IgG Antibody Unit

**Semantic type:** Quantitative Concept

**Definition:** A unit for semiquantitative measurement of IgG autoantibodies to proteins associated with phosphatidylserine evaluated against an established reference standard.

**Synonyms:** - GPS U - GPS U - Immunoglobin G Phosphatidylserine Units - Immunoglobin G Phosphatidylserine Units - {GPS U} - {GPS U}