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  1. No Access

    Article

    Simultaneous analysis of buprenorphine, methadone, cocaine, opiates and nicotine metabolites in sweat by liquid chromatography tandem mass spectrometry

    A liquid chromatography tandem mass spectrometry method for buprenorphine (BUP), norbuprenorphine (NBUP), methadone, 2-ethylidene-1,5-dimethyl-3,3-diphenylpyrrolidine (EDDP), cocaine, benzoylecgonine, ecgonine...

    Marta Concheiro, Diaa M. Shakleya… in Analytical and Bioanalytical Chemistry (2011)

  2. No Access

    Article

    Chronic smoking, but not acute nicotine administration, modulates neural correlates of working memory

    Beyond the amelioration of deprivation-induced impairments, and in contrast to effects on attentional processes, the cognitive-enhancing properties of nicotine on working memory (WM) operations remain unclear.

    Matthew T. Sutherland, Thomas J. Ross, Diaá M. Shakleya… in Psychopharmacology (2011)

  3. No Access

    Article

    High-throughput simultaneous analysis of buprenorphine, methadone, cocaine, opiates, nicotine, and metabolites in oral fluid by liquid chromatography tandem mass spectrometry

    A method for simultaneous determination of buprenorphine (BUP), norbuprenorphine (NBUP), methadone, 2-ethylidene-1,5-dimethyl-3,3-diphenylpyrrolidine (EDDP), cocaine, benzoylecgonine (BE), ecgonine methyl este...

    Marta Concheiro, Teresa R. Gray, Diaa M. Shakleya… in Analytical and Bioanalytical Chemistry (2010)

  4. No Access

    Article

    Optimization and validation of a liquid chromatography-tandem mass spectrometry method for the simultaneous quantification of nicotine, cotinine, trans-3′-hydroxycotinine and norcotinine in human oral fluid

    An analytical procedure was developed and validated for the simultaneous identification and quantification of nicotine, cotinine, trans-3′-hydroxycotinine, and norcotinine in 0.5 mL of human oral fluid collected ...

    Diaa M. Shakleya, Marilyn A. Huestis in Analytical and Bioanalytical Chemistry (2009)

  5. No Access

    Article

    Simultaneous quantification of buprenorphine, norbuprenorphine, buprenorphine glucuronide, and norbuprenorphine glucuronide in human placenta by liquid chromatography mass spectrometry

    A LCMS method was developed and validated for the determination of buprenorphine (BUP), norbuprenorphine (NBUP), buprenorphine glucuronide (BUP-Gluc), and norbuprenorphine glucuronide (NBUP-Gluc) in placenta. ...

    Marta Concheiro-Guisan, Diaa M. Shakleya… in Analytical and Bioanalytical Chemistry (2009)

  6. No Access

    Article

    Simultaneous quantification of nicotine, opioids, cocaine, and metabolites in human fetal postmortem brain by liquid chromatography tandem mass spectrometry

    A validated method for simultaneous LCMSMS quantification of nicotine, cocaine, 6-acetylmorphine (6AM), codeine, and metabolites in 100 mg fetal human brain was developed and validated. After homogenization an...

    Diaa M. Shakleya, Marilyn A. Huestis in Analytical and Bioanalytical Chemistry (2009)

  7. No Access

    Article

    A liquid chromatography tandem mass spectrometry method for the simultaneous quantification of 20 drugs of abuse and metabolites in human meconium

    A method for the simultaneous quantification of 20 cocaine, amphetamine, opiate, and nicotine analytes in meconium, the first neonatal feces, by liquid chromatography tandem mass spectrometry was developed and...

    Teresa R. Gray, Diaa M. Shakleya… in Analytical and Bioanalytical Chemistry (2009)

  8. No Access

    Article

    Development and validation of a liquid chromatography–tandem mass spectrometry assay for the simultaneous quantification of buprenorphine, norbuprenorphine, and metabolites in human urine

    A liquid chromatography–tandem mass spectrometry method for the simultaneous quantification of buprenorphine (BUP), norbuprenorphine (NBUP), buprenorphine glucuronide (BUP-Gluc), and norbuprenorphine glucuroni...

    Sherri L. Kacinko, Marta Concheiro-Guisan… in Analytical and Bioanalytical Chemistry (2008)