A substance used in laboratory reactions, or laboratory or diagnostic tests and procedures to detect, measure, examine, or analyze other chemicals, processes, or conditions.
(Slot-Value-Type Indicator-Reagent-Or-Diagnostic-Aid Interpretant-Of Biologic-Function) (Slot-Value-Type Indicator-Reagent-Or-Diagnostic-Aid Diagnostic-Resource-Of Health-Condition) (Slot-Value-Type Indicator-Reagent-Or-Diagnostic-Aid Analytic-Resource-Of Chemical) (Slot-Value-Type Indicator-Reagent-Or-Diagnostic-Aid Evidentiates Health-Condition) (=> (Indicator-Reagent-Or-Diagnostic-Aid ?Self) (Exists (?A) (And (Resource-Of ?Self ?A) (Or (Diagnostic-Procedure ?A) (Laboratory-Procedure ?A)))))