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Allan J Barnes

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Methods in Molecular Biology (Clifton, N.J.)|October 24, 2018
Quantification of Eight Cannabinoids Including Cannabidiol in Human Urine Via Liquid Chromatography Tandem Mass SpectrometryKarl B Scheidweiler, Allan J Barnes
Therapeutic Drug Monitoring|March 14, 2014
Quantification of 11-nor-9-carboxy-δ9-tetrahydrocannabinol in human oral fluid by gas chromatography-tandem mass spectrometryAllan J Barnes, Karl B Scheidweiler, Marilyn A Huestis
Journal of Analytical Toxicology|May 28, 2009
Identifying new cannabis use with urine creatinine-normalized THCCOOH concentrations and time intervals between specimen collectionsMichael L Smith, Allan J Barnes, Marilyn A Huestis
Analytical and Bioanalytical Chemistry|June 3, 2010
Effect of hydrolysis on identifying prenatal cannabis exposureTeresa R Gray, Allan J Barnes, Marilyn A Huestis
Journal of Chromatography. B, Analytical Technologies in the Biomedical and Life Sciences|November 26, 2008
A validated gas chromatographic-electron impact ionization mass spectrometric method for methamphetamine, methylenedioxymethamphetamine (MDMA), and metabolites in mouse plasma and brainKarl B Scheidweiler, Allan J Barnes, Marilyn A Huestis
Drug Testing and Analysis|August 18, 2017
Optimization of recombinant β-glucuronidase hydrolysis and quantification of eight urinary cannabinoids and metabolites by liquid chromatography tandem mass spectrometryCristina Sempio, Karl B Scheidweiler, Allan J Barnes, et al.
Journal of Chromatography. A|January 20, 2010
Simultaneous quantification of cannabinoids and metabolites in oral fluid by two-dimensional gas chromatography mass spectrometryGarry Milman, Allan J Barnes, Ross H Lowe, et al.
Journal of Chromatography. A|May 30, 2016
Quantification of cannabinoids and their free and glucuronide metabolites in whole blood by disposable pipette extraction and liquid chromatography-tandem mass spectrometryKarl B Scheidweiler, Matthew N Newmeyer, Allan J Barnes, et al.
Analytical and Bioanalytical Chemistry|July 17, 2016
Simultaneous quantification of 11 cannabinoids and metabolites in human urine by liquid chromatography tandem mass spectrometry using WAX-S tipsMaria Andersson, Karl B Scheidweiler, Cristina Sempio, et al.
Journal of Chromatography. B, Analytical Technologies in the Biomedical and Life Sciences|March 21, 2007
Development and validation of a disk solid phase extraction and gas chromatography-mass spectrometry method for MDMA, MDA, HMMA, HMA, MDEA, methamphetamine and amphetamine in sweatBruno S De Martinis, Allan J Barnes, Karl B Scheidweiler, et al.
Pageof 7

Showing results (1-10 of 70) with videos related to

Sort By:
Pageof 7
Methods in Molecular Biology (Clifton, N.J.)|October 24, 2018
Quantification of Eight Cannabinoids Including Cannabidiol in Human Urine Via Liquid Chromatography Tandem Mass SpectrometryKarl B Scheidweiler, Allan J Barnes
Therapeutic Drug Monitoring|March 14, 2014
Quantification of 11-nor-9-carboxy-δ9-tetrahydrocannabinol in human oral fluid by gas chromatography-tandem mass spectrometryAllan J Barnes, Karl B Scheidweiler, Marilyn A Huestis
Journal of Analytical Toxicology|May 28, 2009
Identifying new cannabis use with urine creatinine-normalized THCCOOH concentrations and time intervals between specimen collectionsMichael L Smith, Allan J Barnes, Marilyn A Huestis
Analytical and Bioanalytical Chemistry|June 3, 2010
Effect of hydrolysis on identifying prenatal cannabis exposureTeresa R Gray, Allan J Barnes, Marilyn A Huestis
Journal of Chromatography. B, Analytical Technologies in the Biomedical and Life Sciences|November 26, 2008
A validated gas chromatographic-electron impact ionization mass spectrometric method for methamphetamine, methylenedioxymethamphetamine (MDMA), and metabolites in mouse plasma and brainKarl B Scheidweiler, Allan J Barnes, Marilyn A Huestis
Drug Testing and Analysis|August 18, 2017
Optimization of recombinant β-glucuronidase hydrolysis and quantification of eight urinary cannabinoids and metabolites by liquid chromatography tandem mass spectrometryCristina Sempio, Karl B Scheidweiler, Allan J Barnes, et al.
Journal of Chromatography. A|January 20, 2010
Simultaneous quantification of cannabinoids and metabolites in oral fluid by two-dimensional gas chromatography mass spectrometryGarry Milman, Allan J Barnes, Ross H Lowe, et al.
Journal of Chromatography. A|May 30, 2016
Quantification of cannabinoids and their free and glucuronide metabolites in whole blood by disposable pipette extraction and liquid chromatography-tandem mass spectrometryKarl B Scheidweiler, Matthew N Newmeyer, Allan J Barnes, et al.
Analytical and Bioanalytical Chemistry|July 17, 2016
Simultaneous quantification of 11 cannabinoids and metabolites in human urine by liquid chromatography tandem mass spectrometry using WAX-S tipsMaria Andersson, Karl B Scheidweiler, Cristina Sempio, et al.
Journal of Chromatography. B, Analytical Technologies in the Biomedical and Life Sciences|March 21, 2007
Development and validation of a disk solid phase extraction and gas chromatography-mass spectrometry method for MDMA, MDA, HMMA, HMA, MDEA, methamphetamine and amphetamine in sweatBruno S De Martinis, Allan J Barnes, Karl B Scheidweiler, et al.
Pageof 7