Langman LJ - Search Results

1

Interlaboratory comparability of serum cotinine measurements at smoker and nonsmoker concentration levels: a round-robin study.

Bernert JT, Jacob P 3rd, Holiday DB, Benowitz NL, Sosnoff CS, Doig MV, Feyerabend C, Aldous KM, Sharifi M, Kellogg MD, Langman LJ. Bernert JT, et al. Among authors: langman lj. Nicotine Tob Res. 2009 Dec;11(12):1458-66. doi: 10.1093/ntr/ntp161. Epub 2009 Nov 23. Nicotine Tob Res. 2009. PMID: 19933777 Free PMC article.

2

Collaborative Method Performance Study of the Measurement of Nicotine, Its Metabolites, and Total Nicotine Equivalents in Human Urine.

Wang L, Bernert JT, Benowitz NL, Feng J, Jacob P 3rd, McGahee E, Caudill SP, Scherer G, Scherer M, Pluym N, Doig MV, Newland K, Murphy SE, Caron NJ, Sander LC, Shimizu M, Yamazaki H, Kim S, Langman LJ, Pritchett JS, Sniegoski LT, Li Y, Blount BC, Pirkle JL. Wang L, et al. Among authors: langman lj. Cancer Epidemiol Biomarkers Prev. 2018 Sep;27(9):1083-1090. doi: 10.1158/1055-9965.EPI-17-1127. Epub 2018 May 31. Cancer Epidemiol Biomarkers Prev. 2018. PMID: 29853481 Free PMC article.

3

Cocaine and metabolites by LC-MS/MS.

Snozek CL, Bjergum MW, Langman LJ. Snozek CL, et al. Among authors: langman lj. Methods Mol Biol. 2012;902:91-103. doi: 10.1007/978-1-61779-934-1_8. Methods Mol Biol. 2012. PMID: 22767110

4

Therapeutic monitoring of opioids: a sensitive LC-MS/MS method for quantitation of several opioids including hydrocodone and its metabolites.

Langman LJ, Korman E, Stauble ME, Boswell MV, Baumgartner RN, Jortani SA. Langman LJ, et al. Ther Drug Monit. 2013 Jun;35(3):352-9. doi: 10.1097/FTD.0b013e318283e29a. Ther Drug Monit. 2013. PMID: 23666565 Clinical Trial.

5

Impact of Laboratory Practices on Interlaboratory Variability in Therapeutic Drug Monitoring of Immunosuppressive Drugs.

Christians U, Vinks AA, Langman LJ, Clarke W, Wallemacq P, van Gelder T, Renjen V, Marquet P, Meyer EJ. Christians U, et al. Among authors: langman lj. Ther Drug Monit. 2015 Dec;37(6):718-24. doi: 10.1097/FTD.0000000000000205. Ther Drug Monit. 2015. PMID: 26291980

6

Sensitive method for detection of cocaine and associated analytes by liquid chromatography-tandem mass spectrometry in urine.

Langman LJ, Bjergum MW, Williamson CL, Crow FW. Langman LJ, et al. J Anal Toxicol. 2009 Oct;33(8):447-55. doi: 10.1093/jat/33.8.447. J Anal Toxicol. 2009. PMID: 19874651

7

Mass Spectrometry Applications for Toxicology.

Mbughuni MM, Jannetto PJ, Langman LJ. Mbughuni MM, et al. Among authors: langman lj. EJIFCC. 2016 Dec 1;27(4):272-287. eCollection 2016 Dec. EJIFCC. 2016. PMID: 28149262 Free PMC article.

8

High-Throughput Validated Method for the Quantitation of Busulfan in Plasma Using Ultrafast SPE-MS/MS.

Danso D, Jannetto PJ, Enger R, Langman LJ. Danso D, et al. Among authors: langman lj. Ther Drug Monit. 2015 Jun;37(3):319-24. doi: 10.1097/FTD.0000000000000159. Ther Drug Monit. 2015. PMID: 25970507

9

Therapeutic dose monitoring of mycophenolate mofetil in dermatologic diseases.

Sokumbi O, el-Azhary RA, Langman LJ. Sokumbi O, et al. Among authors: langman lj. J Am Acad Dermatol. 2013 Jan;68(1):36-40. doi: 10.1016/j.jaad.2012.07.003. Epub 2012 Aug 11. J Am Acad Dermatol. 2013. PMID: 22884445

10

Hypoglycemic agent screening by LC-MS/MS.

Korman EW, Langman LJ, Snozek CL. Korman EW, et al. Among authors: langman lj. Methods Mol Biol. 2012;902:149-56. doi: 10.1007/978-1-61779-934-1_13. Methods Mol Biol. 2012. PMID: 22767115

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