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Items: 46

1.

Liquid Chromatography-Tandem Mass Spectrometry (LC-MS/MS) Method to Quantify Gabapentin and Pregabalin in Urine.

Merrigan S, Johnson-Davis KL.

Methods Mol Biol. 2019;1872:119-127. doi: 10.1007/978-1-4939-8823-5_12.

PMID:
30350285
2.

LC-MS/MS Method for the Quantification of the Leflunomide Metabolite, Teriflunomide, in Human Serum/Plasma.

Rule GS, Rockwood AL, Johnson-Davis KL.

Methods Mol Biol. 2019;1872:75-83. doi: 10.1007/978-1-4939-8823-5_8.

PMID:
30350281
3.

Metabolic Patterns of Fentanyl, Meperidine, Methylphenidate, Tapentadol and Tramadol Observed in Urine, Serum or Plasma.

Wu F, Slawson MH, Johnson-Davis KL.

J Anal Toxicol. 2017 May 1;41(4):289-299. doi: 10.1093/jat/bkx003.

PMID:
28119437
4.

Everolimus TDM using Thermo Fisher QMS immunoassay on Indiko, Beckman DxC, AU680, and AU5800 analyzers.

Wong SH, Johnson-Davis KL, Garrison K, Rankin JD, Muhammad CS.

Clin Biochem. 2017 May;50(7-8):425-430. doi: 10.1016/j.clinbiochem.2016.12.003. Epub 2016 Dec 15.

PMID:
27988326
5.

Process Optimization to Improve Immunosuppressant Drug Testing Turnaround Time.

Barakauskas VE, Bradshaw TA, Smith LD, Lehman CM, Johnson-Davis KL.

Am J Clin Pathol. 2016 Aug;146(2):182-90. doi: 10.1093/ajcp/aqw087. Epub 2016 Jul 24.

PMID:
27453440
7.

Multigene and Drug Interaction Approach for Tamoxifen Metabolite Patterns Reveals Possible Involvement of CYP2C9, CYP2C19, and ABCB1.

Powers JL, Buys SS, Fletcher D, Melis R, Johnson-Davis KL, Lyon E, Malmberg EM, McMillin GA.

J Clin Pharmacol. 2016 Dec;56(12):1570-1581. doi: 10.1002/jcph.771. Epub 2016 Jun 21.

PMID:
27198207
9.

Development and validation of an LC-MS/MS sulfonylurea assay for hypoglycemia cases in the emergency department.

Yang HS, Wu AH, Johnson-Davis KL, Lynch KL.

Clin Chim Acta. 2016 Feb 15;454:130-4. doi: 10.1016/j.cca.2016.01.007. Epub 2016 Jan 12.

PMID:
26790752
10.

A Retrospective Analysis of Urine Drugs of Abuse Immunoassay True Positive Rates at a National Reference Laboratory.

Johnson-Davis KL, Sadler AJ, Genzen JR.

J Anal Toxicol. 2016 Mar;40(2):97-107. doi: 10.1093/jat/bkv133. Epub 2015 Dec 13.

PMID:
26668238
11.

Quantitation of Teriflunomide in Human Serum/Plasma Across a 40,000-Fold Concentration Range by LC/MS/MS.

Rule GS, Rockwood AL, Johnson-Davis KL.

Methods Mol Biol. 2016;1383:195-203. doi: 10.1007/978-1-4939-3252-8_21.

PMID:
26660188
12.

Quantitation of Ethyl Glucuronide and Ethyl Sulfate in Urine Using Liquid Chromatography-Tandem Mass Spectrometry (LC-MS/MS).

Slawson MH, Johnson-Davis KL.

Methods Mol Biol. 2016;1383:167-75. doi: 10.1007/978-1-4939-3252-8_18.

PMID:
26660185
13.

Quantitation of Carisoprodol and Meprobamate in Urine and Plasma Using Liquid Chromatography-Tandem Mass Spectrometry (LC-MS/MS).

Slawson MH, Johnson-Davis KL.

Methods Mol Biol. 2016;1383:105-14. doi: 10.1007/978-1-4939-3252-8_12.

PMID:
26660179
14.
15.

Quantitation of Flecainide, Mexiletine, Propafenone, and Amiodarone in Serum or Plasma Using Liquid Chromatography-Tandem Mass Spectrometry (LC-MS/MS).

Slawson MH, Johnson-Davis KL.

Methods Mol Biol. 2016;1383:11-9. doi: 10.1007/978-1-4939-3252-8_2.

PMID:
26660169
16.

One Hundred False-Positive Amphetamine Specimens Characterized by Liquid Chromatography Time-of-Flight Mass Spectrometry.

Marin SJ, Doyle K, Chang A, Concheiro-Guisan M, Huestis MA, Johnson-Davis KL.

J Anal Toxicol. 2016 Jan-Feb;40(1):37-42. doi: 10.1093/jat/bkv101. Epub 2015 Sep 4.

17.

Ethyl Glucuronide Positivity Rate in a Pain Management Population.

Johnson-Davis KL, Slawson MH.

J Anal Toxicol. 2015 Nov-Dec;39(9):686-90. doi: 10.1093/jat/bkv096. Epub 2015 Aug 30.

PMID:
26324207
18.

Long-term cross-validation of everolimus therapeutic drug monitoring assays: the Zortracker study.

Schniedewind B, Niederlechner S, Galinkin JL, Johnson-Davis KL, Christians U, Meyer EJ.

Ther Drug Monit. 2015 Jun;37(3):296-303. doi: 10.1097/FTD.0000000000000191.

19.
20.

A hybrid approach to urine drug testing using high-resolution mass spectrometry and select immunoassays.

McMillin GA, Marin SJ, Johnson-Davis KL, Lawlor BG, Strathmann FG.

Am J Clin Pathol. 2015 Feb;143(2):234-40. doi: 10.1309/AJCPMJKBC6VJA1SP.

PMID:
25596249
21.

LC-MS/MS Method for Determination of Teriflunomide, Over a 40,000-Fold Dynamic Range Using Overlapping Calibrators.

Rule GS, Rockwood AL, Johnson-Davis KL.

Ther Drug Monit. 2015 Aug;37(4):472-8. doi: 10.1097/FTD.0000000000000166.

PMID:
25525756
22.

Comparison of drug detection by three quadrupole time-of-flight mass spectrometry platforms.

Marin SJ, Sawyer JC, He X, Johnson-Davis KL.

J Anal Toxicol. 2015 Mar;39(2):89-95. doi: 10.1093/jat/bku134. Epub 2014 Dec 12.

PMID:
25505058
23.

Method validation of a tricyclic antidepressant drug panel in urine by UPLC-MS/MS.

Lin CN, Juenke JM, Johnson-Davis KL.

Ann Clin Lab Sci. 2014 Fall;44(4):431-6.

PMID:
25361928
24.

The development and validation of a turbulent flow-liquid chromatography-tandem mass spectrometric method for the simultaneous quantification of citalopram, sertraline, bupropion and hydroxybupropion in serum.

Petrides AK, Moskowitz J, Johnson-Davis KL, Jannetto PJ, Langman LJ, Clarke W, Marzinke MA.

Clin Biochem. 2014 Oct;47(15):73-9. doi: 10.1016/j.clinbiochem.2014.07.018. Epub 2014 Aug 1.

PMID:
25087976
25.

Demystifying analytical approaches for urine drug testing to evaluate medication adherence in chronic pain management.

McMillin GA, Slawson MH, Marin SJ, Johnson-Davis KL.

J Pain Palliat Care Pharmacother. 2013 Dec;27(4):322-39. doi: 10.3109/15360288.2013.847889. Epub 2013 Oct 22. Review.

PMID:
24147959
26.

Simultaneous UPLC-MS/MS assay for the detection of the traditional antipsychotics haloperidol, fluphenazine, perphenazine, and thiothixene in serum and plasma.

Juenke JM, Brown PI, Urry FM, Johnson-Davis KL, McMillin GA.

Clin Chim Acta. 2013 Aug 23;423:32-4. doi: 10.1016/j.cca.2013.04.014. Epub 2013 Apr 23.

PMID:
23618971
27.

Quantification of tricyclic antidepressants using UPLC-MS/MS.

Johnson-Davis KL, Juenke JM, Davis R, McMillin GA.

Methods Mol Biol. 2012;902:175-84. doi: 10.1007/978-1-61779-934-1_16.

PMID:
22767118
28.

Method comparison of the Ortho Vitros Fusion 5,1 chemistry analyzer and the Roche COBAS Integra 400 for urine drug screen testing in the emergency department.

Johnson-Davis KL, Thompson CD, Clark CJ, McMillin GA, Lehman CM.

J Anal Toxicol. 2012 Jun;36(5):345-8. doi: 10.1093/jat/bks028.

PMID:
22582270
29.

Blood enzymes and oxidative stress in chronic kidney disease: a cross sectional study.

Johnson-Davis KL, Fernelius C, Eliason NB, Wilson A, Beddhu S, Roberts WL.

Ann Clin Lab Sci. 2011 Fall;41(4):331-9.

PMID:
22166502
30.

Performance characteristics and patient comparison of the ARK Diagnostics levetiracetam immunoassay with an ultra-high performance liquid chromatography with tandem mass spectrometry detection method.

Juenke JM, McGraw JP, McMillin GA, Johnson-Davis KL.

Clin Chim Acta. 2012 Feb 18;413(3-4):529-31. doi: 10.1016/j.cca.2011.11.018. Epub 2011 Nov 25. No abstract available.

PMID:
22137980
31.

Mass spectrometry for clinical toxicology: therapeutic drug management and trace element analysis.

Rockwood AL, Johnson-Davis KL.

Clin Lab Med. 2011 Sep;31(3):407-28. doi: 10.1016/j.cll.2011.07.003. No abstract available.

PMID:
21907106
32.

Evaluation of the Abbott ARCHITECT i2000 sirolimus assay and comparison with the Abbott IMx sirolimus assay and an established liquid chromatography-tandem mass spectrometry method.

Johnson-Davis KL, De S, Jimenez E, McMillin GA, De BK.

Ther Drug Monit. 2011 Aug;33(4):453-9. doi: 10.1097/FTD.0b013e3182263981.

PMID:
21743377
33.

A comparison of two FDA approved lamotrigine immunoassays with ultra-high performance liquid chromatography tandem mass spectrometry.

Juenke JM, Miller KA, Ford MA, McMillin GA, Johnson-Davis KL.

Clin Chim Acta. 2011 Sep 18;412(19-20):1879-82. doi: 10.1016/j.cca.2011.06.009. Epub 2011 Jun 15.

PMID:
21693111
34.

Performance characteristics of the ARK diagnostics gabapentin immunoassay.

Juenke JM, Wienhoff KA, Anderson BL, McMillin GA, Johnson-Davis KL.

Ther Drug Monit. 2011 Aug;33(4):398-401. doi: 10.1097/FTD.0b013e318220bb65.

PMID:
21654348
35.

An automated method for supporting busulfan therapeutic drug monitoring.

Juenke JM, Miller KA, McMillin GA, Johnson-Davis KL.

Ther Drug Monit. 2011 Jun;33(3):315-20. doi: 10.1097/FTD.0b013e318214cd75.

PMID:
21544019
36.

Simultaneous quantification of levetiracetam and gabapentin in plasma by ultra-pressure liquid chromatography coupled with tandem mass spectrometry detection.

Juenke JM, Brown PI, Johnson-Davis KL, McMillin GA.

Ther Drug Monit. 2011 Apr;33(2):209-13. doi: 10.1097/FTD.0b013e31820b1fce.

PMID:
21297550
37.

High amphetamine/methamphetamine concentrations in urine can cause error codes on the Ortho VitrosĀ® Fusion 5,1 FS automated chemistry analyzer.

Johnson-Davis KL, Thompson CD, Clark CJ, McMillin GA, Lehman CM.

J Anal Toxicol. 2010 Nov;34(9):607-8. No abstract available.

PMID:
21073817
38.

Which dose of busulfan is best?

Johnson-Davis KL, McMillin GA, Juenke JM, Ford CD, Petersen FB.

Clin Chem. 2010 Jul;56(7):1061-4. doi: 10.1373/clinchem.2009.134940. No abstract available.

39.

A rapid HPLC method used to establish pediatric reference intervals for vitamins A and E.

Johnson-Davis KL, Moore SJ, Owen WE, Cutler JM, Frank EL.

Clin Chim Acta. 2009 Jul;405(1-2):35-8. doi: 10.1016/j.cca.2009.03.058. Epub 2009 Apr 8.

PMID:
19361489
40.

Persistence of tolerance to methamphetamine-induced monoamine deficits.

Danaceau JP, Deering CE, Day JE, Smeal SJ, Johnson-Davis KL, Fleckenstein AE, Wilkins DG.

Eur J Pharmacol. 2007 Mar 15;559(1):46-54. Epub 2006 Dec 1.

PMID:
17239369
41.

Bupropion increases striatal vesicular monoamine transport.

Rau KS, Birdsall E, Hanson JE, Johnson-Davis KL, Carroll FI, Wilkins DG, Gibb JW, Hanson GR, Fleckenstein AE.

Neuropharmacology. 2005 Nov;49(6):820-30. Epub 2005 Jul 7.

PMID:
16005476
42.

Age-dependent methamphetamine-induced alterations in vesicular monoamine transporter-2 function: implications for neurotoxicity.

Truong JG, Wilkins DG, Baudys J, Crouch DJ, Johnson-Davis KL, Gibb JW, Hanson GR, Fleckenstein AE.

J Pharmacol Exp Ther. 2005 Sep;314(3):1087-92. Epub 2005 May 18.

43.

Alterations in vesicular dopamine uptake contribute to tolerance to the neurotoxic effects of methamphetamine.

Johnson-Davis KL, Truong JG, Fleckenstein AE, Wilkins DG.

J Pharmacol Exp Ther. 2004 May;309(2):578-86. Epub 2004 Jan 27.

44.

The role of hyperthermia and metabolism as mechanisms of tolerance to methamphetamine neurotoxicity.

Johnson-Davis KL, Fleckenstein AE, Wilkins DG.

Eur J Pharmacol. 2003 Dec 15;482(1-3):151-4.

PMID:
14660016
45.

Lack of effect of kappa-opioid receptor agonism on long-term methamphetamine-induced neurotoxicity in rats.

Johnson-Davis KL, Hanson GR, Keefe KA.

Neurotox Res. 2003;5(4):273-81.

PMID:
12835119
46.

Long-term post-synaptic consequences of methamphetamine on preprotachykinin mRNA expression.

Johnson-Davis KL, Hanson GR, Keefe KA.

J Neurochem. 2002 Sep;82(6):1472-9.

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