Revised method for routine determination of urinary dialkyl phosphates using gas chromatography–mass spectrometry

J Ueyama, M Kamijima, T Kondo, K Takagi… - … of Chromatography B, 2010 - Elsevier
Among urinary organophosphorus pesticide (OP) metabolites, dialkyl phosphates (DAPs)
have been most often measured as a sensitive biomarker in non-occupational and …

Determination of dialkyl phosphate metabolites of organophosphorus pesticides in human urine by automated solid-phase extraction, derivatization, and gas …

GKH De Alwis, LL Needham… - Journal of analytical …, 2008 - academic.oup.com
Organophosphorus (OP) pesticides are highly toxic but used commonly worldwide,
nevertheless. Their urinary dialkylphosphate (DAP) metabolites are widely used for …

Development and Validation of a New UFLC–MS/MS Method for the Detection of Organophosphate Pesticide Metabolites in Urine

D Kumar, SN Sinha, K Vasudev - Molecules, 2023 - mdpi.com
To monitor human exposure to pesticides, experts commonly measure their metabolites in
urine, particularly dialkyl phosphates (DAPs), which include diethyl phosphate (DEP) …

Simultaneous determination of six dialkylphosphates in urine by liquid chromatography tandem mass spectrometry

S Dulaurent, F Saint-Marcoux, P Marquet… - … of Chromatography B, 2006 - Elsevier
Dialkylphosphates (DAP) are urinary markers of the exposure to organophosphates
pesticides. The aim of this study was to develop a liquid chromatography–tandem mass …

Simultaneous determination of urinary dialkylphosphate metabolites of organophosphorus pesticides using gas chromatography–mass spectrometry

J Ueyama, I Saito, M Kamijima, T Nakajima… - … of Chromatography B, 2006 - Elsevier
In this study, we developed a safe and sensitive method for the simultaneous determination
of urinary dialkylphosphates (DAPs), metabolites of organophosphorus insecticides (OPs) …

Measurement of dialkyl phosphate metabolites of organophosphorus pesticides in human urine using lyophilization with gas chromatography-tandem mass …

R Bravo, LM Caltabiano, G Weerasekera… - Journal of Exposure …, 2004 - nature.com
Urinary dialkylphosphate (DAP) metabolites have been used to estimate human exposure to
organophosphorus pesticides. We developed a method for quantifying the six DAP urinary …

Cross validation of gas chromatography-flame photometric detection and gas chromatography–mass spectrometry methods for measuring dialkylphosphate …

T Prapamontol, K Sutan, S Laoyang… - International journal of …, 2014 - Elsevier
We report two analytical methods for the measurement of dialkylphosphate (DAP)
metabolites of organophosphate pesticides in human urine. These methods were …

Development of an ion-pair liquid chromatography–high resolution mass spectrometry method for determination of organophosphate pesticide metabolites in large …

E Cequier, AK Sakhi, LS Haug, C Thomsen - Journal of Chromatography A, 2016 - Elsevier
Organophosphate based pesticides are widely used in the agricultural sector, and exposure
to these chemicals is common for the general population. Pesticides are toxic due to the …

Quantification of dialkylphosphate metabolites of organophosphorus insecticides in human urine using 96-well plate sample preparation and high-performance liquid …

MS Odetokun, MA Montesano, G Weerasekera… - … of Chromatography B, 2010 - Elsevier
Organophosphorus (OP) pesticides kill by disrupting a targeted pest's brain and nervous
systems. But if humans and other animals are sufficiently exposed, OP pesticides can have …

A revised method for determination of dialkylphosphate levels in human urine by solid-phase extraction and liquid chromatography with tandem mass spectrometry …

J Ueyama, I Saito, A Takaishi, H Nomura… - … health and preventive …, 2014 - Springer
Objectives Biological monitoring of organophosphorus insecticide (OP) metabolites,
specifically dialkylphosphates (DAP) in urine, plays a key role in low-level exposure …