Gradient elution LC-ESI-MS determination of cilostazol in rat plasma and its application

A sensitive and simple liquid chromatography/electrospray mass spectrometry (LC-ESI-MS) method for determination of cilostazol in rat plasma using one-step protein precipitation was developed. After addition of midazolam as internal standard (IS), protein precipitation by acetonitrile was used as s...

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Autores principales: Wang, Jinjin, Wang, Zhibin, Wang, Zhiyi, Chen, Chan, Liu, Naihua, Ma, Jianshe, Wang, Xianqin, Hu, Lufeng
Formato: Articulo
Lenguaje:Inglés
Publicado: 2012
Materias:
Acceso en línea:http://sedici.unlp.edu.ar/handle/10915/18097
http://www.latamjpharm.org/resumenes/31/2/LAJOP_31_2_1_10.pdf
Aporte de:
id I19-R120-10915-18097
record_format dspace
institution Universidad Nacional de La Plata
institution_str I-19
repository_str R-120
collection SEDICI (UNLP)
language Inglés
topic Farmacia
cilostazol; gradient elution; LC-ESI-MS; rat plasma
cilostazo
spellingShingle Farmacia
cilostazol; gradient elution; LC-ESI-MS; rat plasma
cilostazo
Wang, Jinjin
Wang, Zhibin
Wang, Zhiyi
Chen, Chan
Liu, Naihua
Ma, Jianshe
Wang, Xianqin
Hu, Lufeng
Gradient elution LC-ESI-MS determination of cilostazol in rat plasma and its application
topic_facet Farmacia
cilostazol; gradient elution; LC-ESI-MS; rat plasma
cilostazo
description A sensitive and simple liquid chromatography/electrospray mass spectrometry (LC-ESI-MS) method for determination of cilostazol in rat plasma using one-step protein precipitation was developed. After addition of midazolam as internal standard (IS), protein precipitation by acetonitrile was used as sample preparation. Chromatographic separation was achieved on an SB-C18 (2.1 × 50 mm, 5.0 μm) column with acetonitrile-0.1 % formic acid as mobile phase with gradient elution. Electrospray ionization (ESI) source was applied and operated in positive ion mode; selected ion monitoring (SIM) mode was used to quantification using target fragment ions m/z 370.0 for cilostazol and m/z 325.9 for the IS. Calibration plots were linear over the range of 10-2000 ng/mL for cilostazol in rat plasma. Lower limit of quantification (LLOQ) for cilostazol was 10 ng/mL. Mean recovery of cilostazol from plasma was in the range 90.14- 95.10 %. RSD of intra-day and inter-day precision were both less than 15 %. This method is simple and sensitive enough to be used in pharmacokinetic research for determination of cilostazol in rat plasma.
format Articulo
Articulo
author Wang, Jinjin
Wang, Zhibin
Wang, Zhiyi
Chen, Chan
Liu, Naihua
Ma, Jianshe
Wang, Xianqin
Hu, Lufeng
author_facet Wang, Jinjin
Wang, Zhibin
Wang, Zhiyi
Chen, Chan
Liu, Naihua
Ma, Jianshe
Wang, Xianqin
Hu, Lufeng
author_sort Wang, Jinjin
title Gradient elution LC-ESI-MS determination of cilostazol in rat plasma and its application
title_short Gradient elution LC-ESI-MS determination of cilostazol in rat plasma and its application
title_full Gradient elution LC-ESI-MS determination of cilostazol in rat plasma and its application
title_fullStr Gradient elution LC-ESI-MS determination of cilostazol in rat plasma and its application
title_full_unstemmed Gradient elution LC-ESI-MS determination of cilostazol in rat plasma and its application
title_sort gradient elution lc-esi-ms determination of cilostazol in rat plasma and its application
publishDate 2012
url http://sedici.unlp.edu.ar/handle/10915/18097
http://www.latamjpharm.org/resumenes/31/2/LAJOP_31_2_1_10.pdf
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