Verfahren zur Quantifizierung der Austauschprozesse in den Atemwegen

摘要

Quantification of exchange process in the respiratory tract comprises: (1) administering (orally or by intravenous or subcutaneous injection) an exogenous or isotopically labeled endogenous compound (I); (2) allowing (I) to reach equilibrium distribution in the body; (3) recovering breath condensate; and (4) quantifying (I) in the condensate.