title: Ratiometric sensing using dual-frequency lifetime discrimination.
authors.affiliation: Department of Chemical and Biochemical Engineering, University of Maryland Baltimore County, 1000 Hilltop Circle, Baltimore, Maryland 21250, USA.
authors.forename: Y
authors.initials: Y
authors.lastname: Kostov
authors.forename: P
authors.initials: P
authors.lastname: Harms
authors.forename: G
authors.initials: G
authors.lastname: Rao
mesh_terms: D002118:Calcium / Q000032:analysis; D002138:Calibration; D004533:Egtazic Acid / Q000031:analogs & derivatives* / Q000737:chemistry / Q000378:metabolism; D019793:Fluorescein / Q000737:chemistry / Q000378:metabolism; D005453:Fluorescence; D005456:Fluorescent Dyes / Q000032:analysis* / Q000737:chemistry / Q000378:metabolism; D049452:Green Fluorescent Proteins; D006863:Hydrogen-Ion Concentration; D007202:Indicators and Reagents / Q000737:chemistry / Q000378:metabolism; D008164:Luminescent Proteins / Q000737:chemistry / Q000378:metabolism; D011874:Radiometry / Q000379:methods*
chemical_list: D005456:Fluorescent Dyes; D007202:Indicators and Reagents; D008164:Luminescent Proteins; D049452:Green Fluorescent Proteins; D004533:Egtazic Acid; C025603:1,2-bis(2-aminophenoxy)ethane-N,N,N',N'-tetraacetic acid; D002118:Calcium; D019793:Fluorescein