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Results: 1 to 20 of 114

1.

Validation of an LC-ESI-MS/MS method for the quantitation of phosphodiesterase-5 inhibitors and their main metabolites in rat serum and brain tissue samples.

Unceta N, Echeazarra L, Montaña M, Sallés J, Gómez-Caballero A, Goicolea MA, Barrio RJ.

J Pharm Biomed Anal. 2012 Nov;70:529-33. doi: 10.1016/j.jpba.2012.04.030. Epub 2012 May 10.

PMID:
22647499
[PubMed - indexed for MEDLINE]
2.

Detection and validated quantification of the phosphodiesterase type 5 inhibitors sildenafil, vardenafil, tadalafil, and 2 of their metabolites in human blood plasma by LC-MS/MS--application to forensic and therapeutic drug monitoring cases.

Rust KY, Wilkens H, Kaiser R, Bregel D, Wilske J, Kraemer T.

Ther Drug Monit. 2012 Dec;34(6):729-35. doi: 10.1097/FTD.0b013e31827318b8.

PMID:
23128911
[PubMed - indexed for MEDLINE]
3.

Validated UPLC-MS/MS assay for the determination of synthetic phosphodiesterase type-5 inhibitors in postmortem blood samples.

Proença P, Mustra C, Marcos M, Franco JM, Corte-Real F, Vieira DN.

J Forensic Leg Med. 2013 Aug;20(6):655-8. doi: 10.1016/j.jflm.2013.03.002. Epub 2013 Apr 24.

PMID:
23910856
[PubMed - indexed for MEDLINE]
4.

Simple and sensitive liquid chromatography-tandem mass spectrometry methods for quantification of tadalafil in rat plasma: application to pharmacokinetic study in rats.

Lee JH, Oh JH, Lee YJ.

Arch Pharm Res. 2013 Apr;36(4):457-63. doi: 10.1007/s12272-013-0046-1. Epub 2013 Feb 23.

PMID:
23435913
[PubMed - indexed for MEDLINE]
5.

Liquid chromatography/tandem mass spectrometry method for the simultaneous determination of vardenafil and its major metabolite, N-desethylvardenafil, in human plasma: application to a pharmacokinetic study.

Ku HY, Shon JH, Liu KH, Shin JG, Bae SK.

J Chromatogr B Analyt Technol Biomed Life Sci. 2009 Jan 1;877(1-2):95-100. doi: 10.1016/j.jchromb.2008.11.015. Epub 2008 Nov 14.

PMID:
19042162
[PubMed - indexed for MEDLINE]
6.

LC-ESI-MS/MS analysis and pharmacokinetics of 6'-hydroxy justicidin A, a potential antitumor active component isolated from Justicia procumbens, in rats.

Qiu F, Zhou S, Fu S, Kong W, Yang S, Yang M.

J Pharm Biomed Anal. 2012 Nov;70:539-43. doi: 10.1016/j.jpba.2012.05.002. Epub 2012 May 15.

PMID:
22651958
[PubMed - indexed for MEDLINE]
7.

Quantitative analysis of sildenafil and desmethylsildenafil in human serum by liquid chromatography-mass spectrometry with minimal sample pretreatment.

Vos RM, Chahbouni A, Sinjewel A, Swart EL.

J Chromatogr B Analyt Technol Biomed Life Sci. 2008 Dec 15;876(2):283-7. doi: 10.1016/j.jchromb.2008.10.052. Epub 2008 Nov 5.

PMID:
19026603
[PubMed - indexed for MEDLINE]
8.

Simple and sensitive LC-ESI-MS method for the quantitation of sildenafil in plasma samples.

Alkharfy KM.

J Sep Sci. 2009 Nov;32(22):3866-70. doi: 10.1002/jssc.200900469.

PMID:
20033933
[PubMed - indexed for MEDLINE]
9.

Development and validation of a sensitive liquid chromatography-tandem mass spectrometry method for the determination of paeoniflorin in rat brain and its application to pharmacokinetic study.

Xia SM, Shen R, Sun XY, Shen LL, Yang YM, Ke Y, Wang Y, Chen DY, Han XM.

J Chromatogr B Analyt Technol Biomed Life Sci. 2007 Sep 15;857(1):32-9. Epub 2007 Jun 30.

PMID:
17631428
[PubMed - indexed for MEDLINE]
10.

A rapid and sensitive LC-ESI-MS/MS method for the detection of YF-49-92.MLS in rat plasma.

Gao Q, Huang X, Jiang Z, Liu G, Xiao Y, Sun L, Wang T, Zhang L, Xie S, Huang H.

Bioanalysis. 2013 Oct;5(20):2521-30. doi: 10.4155/bio.13.204.

PMID:
24138625
[PubMed - indexed for MEDLINE]
11.

Validated LC-MS/MS assay for the quantitative determination of vardenafil in human plasma and its application to a pharmacokinetic study.

Lake ST, Altman PM, Vaisman J, Addison RS.

Biomed Chromatogr. 2010 Aug;24(8):846-51. doi: 10.1002/bmc.1375.

PMID:
20033891
[PubMed - indexed for MEDLINE]
12.

High performance liquid chromatography-diode array and electrospray-mass spectrometry analysis of vardenafil, sildenafil, tadalafil, testosterone and local anesthetics in cosmetic creams sold on the Internet web sites.

De Orsi D, Pellegrini M, Marchei E, Nebuloni P, Gallinella B, Scaravelli G, Martufi A, Gagliardi L, Pichini S.

J Pharm Biomed Anal. 2009 Oct 15;50(3):362-9. doi: 10.1016/j.jpba.2009.05.022. Epub 2009 May 30.

PMID:
19540086
[PubMed - indexed for MEDLINE]
13.

The postmortem distribution of vardenafil (Levitra) in an aviation accident victim with an unusually high blood concentration.

Johnson RD, Lewis RJ, Angier MK.

J Anal Toxicol. 2007 Jul-Aug;31(6):328-33.

PMID:
17725878
[PubMed - indexed for MEDLINE]
Free Article
14.

Determination of chlorpyrifos and its metabolites in rat brain tissue using coupled-column liquid chromatography/electrospray ionization tandem mass spectrometry.

Williamson LN, Terry AV Jr, Bartlett MG.

Rapid Commun Mass Spectrom. 2006;20(18):2689-95.

PMID:
16912982
[PubMed - indexed for MEDLINE]
15.

Development and validation of LC-MS/MS method for the detection and quantification of CpG oligonucleotides 107 (CpG ODN107) and its metabolites in mice plasma.

Cen Y, Li X, Liu D, Pan F, Cai Y, Li B, Peng W, Wu C, Jiang W, Zhou H.

J Pharm Biomed Anal. 2012 Nov;70:447-55. doi: 10.1016/j.jpba.2012.06.022. Epub 2012 Jun 23.

PMID:
22789900
[PubMed - indexed for MEDLINE]
16.

Solid phase extraction and liquid chromatographic determination of sildenafil and N-demethylsildenafil in rat serum with basic mobile phase.

Guermouche MH, Bensalah K.

J Pharm Biomed Anal. 2006 Mar 3;40(4):952-7. Epub 2005 Oct 19.

PMID:
16242895
[PubMed - indexed for MEDLINE]
17.

Determination of alamifovir disoproxil fumarate and its active metabolite 602076 in rat plasma by LC-MS/MS: application to a pharmacokinetic study.

Zhang P, Guo J, Meng F, Sun L, Zhong B, Zhao Y.

J Pharm Biomed Anal. 2012 Mar 5;61:70-7. doi: 10.1016/j.jpba.2011.11.031. Epub 2011 Dec 6.

PMID:
22196804
[PubMed - indexed for MEDLINE]
18.
19.

Simultaneous assay of sildenafil and desmethylsildenafil in neonatal plasma by ultra-performance liquid chromatography-tandem mass spectrometry.

Witjes BC, Ahsman MJ, van der Nagel BC, Tibboel D, Mathot RA.

Biomed Chromatogr. 2010 Feb;24(2):180-5. doi: 10.1002/bmc.1268.

PMID:
19609867
[PubMed - indexed for MEDLINE]
20.

Development and validation of a LC-MS/MS method with electrospray ionization for determination of LASSBio-579 in rat plasma.

Conrado DJ, Palma EC, Fraga CA, Barreiro EJ, Rates SM, Dalla Costa T.

J Pharm Biomed Anal. 2007 Jan 17;43(2):677-82. Epub 2006 Sep 18.

PMID:
16979864
[PubMed - indexed for MEDLINE]
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