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Items: 41

1.

Reply.

Taylor DR, Couchman L, Taylor NF.

Clin Chem. 2018 Apr 13. pii: clinchem.2018.289769. doi: 10.1373/clinchem.2018.289769. [Epub ahead of print] No abstract available.

PMID:
29653933
2.

A 13-Steroid Serum Panel Based on LC-MS/MS: Use in Detection of Adrenocortical Carcinoma.

Taylor DR, Ghataore L, Couchman L, Vincent RP, Whitelaw B, Lewis D, Diaz-Cano S, Galata G, Schulte KM, Aylwin S, Taylor NF.

Clin Chem. 2017 Dec;63(12):1836-1846. doi: 10.1373/clinchem.2017.277624. Epub 2017 Sep 13.

PMID:
28904054
3.

Ultra-fast LC-MS/MS in therapeutic drug monitoring: Quantification of clozapine and norclozapine in human plasma.

Couchman L, Fisher DS, Subramaniam K, Handley SA, Boughtflower RJ, Benton CM, Flanagan RJ.

Drug Test Anal. 2018 Feb;10(2):323-329. doi: 10.1002/dta.2223. Epub 2017 Jul 19.

PMID:
28585411
4.

Analytical considerations for the biochemical assessment of vitamin D status.

Couchman L, Moniz CF.

Ther Adv Musculoskelet Dis. 2017 Apr;9(4):97-104. doi: 10.1177/1759720X17692500. Epub 2017 Feb 13. Review.

5.

Measurement of hepcidin isoforms in human serum by liquid chromatography with high resolution mass spectrometry.

Handley S, Couchman L, Sharp P, Macdougall I, Moniz C.

Bioanalysis. 2017 Mar;9(6):541-553. doi: 10.4155/bio-2016-0286. Epub 2017 Feb 23.

PMID:
28229619
6.

Triazole antifungals used for prophylaxis and treatment of invasive fungal disease in adult haematology patients: Trough serum concentrations in relation to outcome.

Ceesay MM, Couchman L, Smith M, Wade J, Flanagan RJ, Pagliuca A.

Med Mycol. 2016 Oct 1;54(7):691-8. doi: 10.1093/mmy/myw031. Epub 2016 May 9.

PMID:
27161786
7.

Sex differences in plasma clozapine and norclozapine concentrations in clinical practice and in relation to body mass index and plasma glucose concentrations: a retrospective survey.

Anderson SG, Livingston M, Couchman L, Smith DJ, Connolly M, Miller J, Flanagan RJ, Heald AH.

Ann Gen Psychiatry. 2015 Nov 14;14:39. doi: 10.1186/s12991-015-0075-x. eCollection 2015.

8.

The use of turbulent flow chromatography for rapid, on-line analysis of tryptic digests.

Couchman L, Jones DJ, Moniz CF.

Rapid Commun Mass Spectrom. 2015 Nov 30;29(22):2140-6. doi: 10.1002/rcm.7371.

PMID:
26467226
9.

Automated Analysis of Clozapine and Norclozapine in Human Plasma Using Novel Extraction Plate Technology and Flow-Injection Tandem Mass Spectrometry.

Couchman L, Subramaniam K, Fisher DS, Belsey SL, Handley SA, Flanagan RJ.

Ther Drug Monit. 2016 Feb;38(1):42-9. doi: 10.1097/FTD.0000000000000231.

PMID:
26349082
10.

Analysis of insulin and insulin analogues by mass spectrometry.

Couchman L, Taylor DR, Moniz CF.

Ann Clin Biochem. 2016 Mar;53(Pt 2):302-3. doi: 10.1177/0004563215597011. Epub 2015 Aug 3. No abstract available.

PMID:
26240436
11.

Commercial insulin immunoassays fail to detect commonly prescribed insulin analogues.

Parfitt C, Church D, Armston A, Couchman L, Evans C, Wark G, McDonald TJ.

Clin Biochem. 2015 Dec;48(18):1354-7. doi: 10.1016/j.clinbiochem.2015.07.017. Epub 2015 Jul 11.

PMID:
26171976
12.

New oral anticoagulants: dosing and monitoring.

Patel JP, Couchman L, Chitongo PB, Flanagan RJ, Arya R.

BMJ. 2015 May 19;350:h2655. doi: 10.1136/bmj.h2655. No abstract available.

PMID:
25991429
13.
14.

LC-MS candidate reference methods for the harmonisation of parathyroid hormone (PTH) measurement: a review of recent developments and future considerations.

Couchman L, Taylor DR, Krastins B, Lopez MF, Moniz CF.

Clin Chem Lab Med. 2014 Sep;52(9):1251-63. doi: 10.1515/cclm-2014-0150. Review.

15.

Measurement of the direct oral anticoagulants apixaban, dabigatran, edoxaban, and rivaroxaban in human plasma using turbulent flow liquid chromatography with high-resolution mass spectrometry.

Gous T, Couchman L, Patel JP, Paradzai C, Arya R, Flanagan RJ.

Ther Drug Monit. 2014 Oct;36(5):597-605. doi: 10.1097/FTD.0000000000000059.

PMID:
24695356
16.

An automated, high-throughput method for targeted quantification of intact insulin and its therapeutic analogs in human serum or plasma coupling mass spectrometric immunoassay with high resolution and accurate mass detection (MSIA-HR/AM).

Peterman S, Niederkofler EE, Phillips DA, Krastins B, Kiernan UA, Tubbs KA, Nedelkov D, Prakash A, Vogelsang MS, Schoeder T, Couchman L, Taylor DR, Moniz CF, Vadali G, Byram G, Lopez MF.

Proteomics. 2014 Jun;14(12):1445-56. doi: 10.1002/pmic.201300300. Epub 2014 May 14.

PMID:
24668948
17.

A novel approach to quantitative LC-MS/MS: therapeutic drug monitoring of clozapine and norclozapine using isotopic internal calibration.

Couchman L, Belsey SL, Handley SA, Flanagan RJ.

Anal Bioanal Chem. 2013 Nov;405(29):9455-66. doi: 10.1007/s00216-013-7361-8. Epub 2013 Oct 4.

PMID:
24091736
18.

LC-MS/MS of some atypical antipsychotics in human plasma, serum, oral fluid and haemolysed whole blood.

Fisher DS, Partridge SJ, Handley SA, Couchman L, Morgan PE, Flanagan RJ.

Forensic Sci Int. 2013 Jun 10;229(1-3):145-50. doi: 10.1016/j.forsciint.2013.02.010. Epub 2013 Mar 9.

PMID:
23477803
19.

False-positive buprenorphine by CEDIA in patients prescribed amisulpride or sulpiride.

Birch MA, Couchman L, Pietromartire S, Karna T, Paton C, McAllister R, Marsh A, Flanagan RJ.

J Anal Toxicol. 2013 May;37(4):233-6. doi: 10.1093/jat/bkt016. Epub 2013 Mar 6.

PMID:
23471956
20.

Advances in clinical analysis 2012.

Couchman L, Mills GA.

Bioanalysis. 2013 Jan;5(2):135-8. doi: 10.4155/bio.12.305.

PMID:
23330556
21.

Rapid development of sensitive, high-throughput, quantitative and highly selective mass spectrometric targeted immunoassays for clinically important proteins in human plasma and serum.

Krastins B, Prakash A, Sarracino DA, Nedelkov D, Niederkofler EE, Kiernan UA, Nelson R, Vogelsang MS, Vadali G, Garces A, Sutton JN, Peterman S, Byram G, Darbouret B, Pérusse JR, Seidah NG, Coulombe B, Gobom J, Portelius E, Pannee J, Blennow K, Kulasingam V, Couchman L, Moniz C, Lopez MF.

Clin Biochem. 2013 Apr;46(6):399-410. doi: 10.1016/j.clinbiochem.2012.12.019. Epub 2013 Jan 8.

22.
23.

Plasma clozapine and norclozapine in relation to prescribed dose and other factors in patients aged <18 years: data from a therapeutic drug monitoring service, 1994-2010.

Couchman L, Bowskill SV, Handley S, Patel MX, Flanagan RJ.

Early Interv Psychiatry. 2013 May;7(2):122-30. doi: 10.1111/j.1751-7893.2012.00374.x. Epub 2012 Jul 3.

PMID:
22747759
24.

Direct and simultaneous determination of 5-aminolaevulinic acid and porphobilinogen in urine by hydrophilic interaction liquid chromatography-electrospray ionisation/tandem mass spectrometry.

Benton CM, Couchman L, Marsden JT, Rees DC, Moniz C, Lim CK.

Biomed Chromatogr. 2012 Aug;26(8):1033-40. doi: 10.1002/bmc.2770. Epub 2012 Jun 27.

PMID:
22740490
25.

Turbulent flow chromatography in bioanalysis: a review.

Couchman L.

Biomed Chromatogr. 2012 Aug;26(8):892-905. doi: 10.1002/bmc.2769. Epub 2012 Jun 25. Review.

PMID:
22733585
26.

An automated method for the simultaneous measurement of azole antifungal drugs in human plasma or serum using turbulent flow liquid chromatography-tandem mass spectrometry.

Couchman L, Buckner SL, Morgan PE, Ceesay MM, Pagliuca A, Flanagan RJ.

Anal Bioanal Chem. 2012 Aug;404(2):513-23. doi: 10.1007/s00216-012-6176-3. Epub 2012 Jun 14.

PMID:
22695504
27.

An automated method for the measurement of a range of tyrosine kinase inhibitors in human plasma or serum using turbulent flow liquid chromatography-tandem mass spectrometry.

Couchman L, Birch M, Ireland R, Corrigan A, Wickramasinghe S, Josephs D, Spicer J, Flanagan RJ.

Anal Bioanal Chem. 2012 Jun;403(6):1685-95. doi: 10.1007/s00216-012-5970-2. Epub 2012 Apr 14.

PMID:
22526649
28.

Variability in the analysis of 25-hydroxyvitamin D by liquid chromatography-tandem mass spectrometry: the devil is in the detail.

Couchman L, Benton CM, Moniz CF.

Clin Chim Acta. 2012 Aug 16;413(15-16):1239-43. doi: 10.1016/j.cca.2012.04.003. Epub 2012 Apr 10.

PMID:
22515958
29.

Plasma clozapine and norclozapine in relation to prescribed dose and other factors in patients aged 65 years and over: data from a therapeutic drug monitoring service, 1996-2010.

Bowskill S, Couchman L, MacCabe JH, Flanagan RJ.

Hum Psychopharmacol. 2012 May;27(3):277-83. doi: 10.1002/hup.2223. Epub 2012 Mar 15.

PMID:
22419536
30.

Challenges and benefits of endogenous steroid analysis by LC-MS/MS.

Couchman L, Vincent RP, Ghataore L, Moniz CF, Taylor NF.

Bioanalysis. 2011 Nov;3(22):2549-72. doi: 10.4155/bio.11.254. Review.

PMID:
22122603
31.

Contribution of vitamin D(2) to total vitamin D in HIV-positive patients.

Clarke RE, Campbell LJ, Couchman L, Moniz CF, Post FA.

J Acquir Immune Defic Syndr. 2011 Dec 1;58(4):e117-8. doi: 10.1097/QAI.0b013e3182338af8. No abstract available.

PMID:
22033236
32.

Plasma olanzapine in relation to prescribed dose and other factors: data from a therapeutic drug monitoring service, 1999-2009.

Patel MX, Bowskill S, Couchman L, Lay V, Taylor D, Spencer EP, Flanagan RJ.

J Clin Psychopharmacol. 2011 Aug;31(4):411-7. doi: 10.1097/JCP.0b013e318221b408.

PMID:
21694620
33.

LC-MS in analytical toxicology: some practical considerations.

Couchman L, Morgan PE.

Biomed Chromatogr. 2011 Jan;25(1-2):100-23. doi: 10.1002/bmc.1566. Epub 2010 Dec 10. Review.

PMID:
21154889
34.
35.

Plasma clozapine and norclozapine in patients prescribed different brands of clozapine (Clozaril, Denzapine, and Zaponex).

Couchman L, Morgan PE, Spencer EP, Johnston A, Flanagan RJ.

Ther Drug Monit. 2010 Oct;32(5):624-7. doi: 10.1097/FTD.0b013e3181f0a1a2.

PMID:
20720516
36.

Plasma clozapine, norclozapine, and the clozapine:norclozapine ratio in relation to prescribed dose and other factors: data from a therapeutic drug monitoring service, 1993-2007.

Couchman L, Morgan PE, Spencer EP, Flanagan RJ.

Ther Drug Monit. 2010 Aug;32(4):438-47. doi: 10.1097/FTD.0b013e3181dad1fb.

PMID:
20463634
37.

Contact geometry and conductance of crossed nanotube junctions under pressure.

Bulat FA, Couchman L, Yang W.

Nano Lett. 2009 May;9(5):1759-63. doi: 10.1021/nl803388m.

PMID:
19331377
38.

Wideband time-reversal imaging of an elastic target in an acoustic waveguide.

Carin L, Liu H, Yoder T, Couchman L, Houston B, Bucaro J.

J Acoust Soc Am. 2004 Jan;115(1):259-68.

PMID:
14759019
39.

Inversion of penetrable obstacles from far-field data on narrow angular apertures

Warner JA, Roy DN, Bucaro J, Couchman L.

J Acoust Soc Am. 2000 Mar;107(3):1111-20.

PMID:
10738767
40.

Quantum chaos in systems with ray splitting.

Couchman L, Ott E, Antonsen TM Jr.

Phys Rev A. 1992 Nov 15;46(10):6193-6210. No abstract available.

PMID:
9907930
41.

Interaction of nitrite with proteins at gastric pH.

Knowles ME, McWeeny DJ, Couchman L, Thorogood M.

Nature. 1974 Feb 1;247(5439):288-9. No abstract available.

PMID:
4818364

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