Yu, Chongwoo Enzymatic tissue digestion as an alternative sample preparation approach for quantitative analysis using liquid chromatography-tandem mass spectrometry. [electronic resource] - Analytical chemistry Mar 2004 - 1761-7 p. digital Publication Type: Evaluation Study; Journal Article ISSN: 0003-2700 Standard No.: 10.1021/ac035077v doi Subjects--Topical Terms: AnimalsAntidepressive Agents--analysisBrain--enzymologyChromatography, Liquid--methodsCollagenases--metabolismDesipramine--administration & dosageDogsDose-Response Relationship, DrugEndopeptidase K--metabolismEsterases--metabolismFeasibility StudiesFemaleFluoxetine--administration & dosageHaloperidol--administration & dosageIn Vitro TechniquesMass Spectrometry--methodsRatsRats, Sprague-DawleyTime Factors