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- Publications
- Influence
Verapamil quantification in human plasma by liquid chromatography coupled to tandem mass spectrometry. An application for bioequivalence study.
- Ney Carter do C Borges, G. Mendes, R. Barrientos-Astigarraga, P. Galvinas, C. H. Oliveira, G. De Nucci
- Chemistry, Medicine
- Journal of chromatography. B, Analytical…
- 5 December 2005
An analytical method based on liquid chromatography with positive ion electrospray ionization (ESI) coupled to tandem mass spectrometry detection (LC-MS/MS) was developed for the determination of… Expand
Method Transfer, Partial Validation, and Cross Validation: Recommendations for Best Practices and Harmonization from the Global Bioanalysis Consortium Harmonization Team
- R. Briggs, R. Nicholson, +9 authors R. Abbott
- Computer Science, Medicine
- The AAPS Journal
- 5 September 2014
TLDR
Budesonide quantification by HPLC coupled to atmospheric pressure photoionization (APPI) tandem mass spectrometry. Application to a comparative systemic bioavailability of two budesonide formulations…
- N. Borges, R. B. Astigarraga, +4 authors R. Moreno
- Chemistry, Medicine
- Journal of chromatography. B, Analytical…
- 1 February 2011
In the present study, a novel, fast, sensitive and robust method to quantify budesonide in human plasma using 3-keto-desogestrel as the internal standard (IS) is described. The analyte and the IS… Expand
Quantification of chlordesmethyldiazepam by liquid chromatography-tandem mass spectrometry: application to a cloxazolam bioequivalence study.
- Diogo Oliveira-Silva, C. H. Oliveira, G. Mendes, P. Galvinas, R. Barrientos-Astigarraga, G. De Nucci
- Chemistry, Medicine
- Biomedical chromatography : BMC
- 1 December 2009
A rapid, sensitive and specific LC-MS/MS method was developed and validated for quantifying chlordesmethyldiazepam (CDDZ or delorazepam), the active metabolite of cloxazolam, in human plasma. In the… Expand
Capecitabine bioequivalence in healthy volunteers.
- M. Machado Matos, Renan Arthur Bosio-Guimarães, +6 authors G. De Nucci
- Medicine
- International journal of clinical pharmacology…
- 1 October 2018
Capecitabine is a prodrug and is selectively activated by tumor cells to its cytotoxic moiety, 5-fluorouracil, by thymidine phosphorylase, which is generally expressed at high levels in tumors.… Expand
Cyproterone acetate quantification in human plasma by high-performance liquid chromatography coupled to atmospheric pressure photoionization tandem mass spectrometry. Application to a comparative…
- N. Borges, A. Mazuqueli, +5 authors Washington Moreira da Silva
- Chemistry, Medicine
- Arzneimittel-Forschung
- 13 December 2011
TLDR
A fast, sensitive and simple method for mirtazapine quantification in human plasma by HPLC-ESI-MS/MS. Application to a comparative bioavailability study.
- N. Borges, R. Barrientos-Astigarraga, +5 authors R. Moreno
- Chemistry, Medicine
- Biomedical chromatography : BMC
- 1 November 2012
In the present study a simple, fast, sensitive and robust method to quantify mirtazapine in human plasma using quetiapine as the internal standard (IS) is described. The analyte and the IS were… Expand
Comparative bioavailability of two oral formulations of clozapine in steady state administered in schizophrenic volunteers under individualized dose regime.
- N. C. do Carmo Borges, R. B. Astigarraga, C. Sverdloff, P. Galvinas, B. C. Borges, R. Moreno
- Medicine
- Current clinical pharmacology
- 31 October 2012
In the present study, a novel, fast, sensitive and robust method to quantify clozapine in human plasma using quetiapine as the internal standard (IS) is described. The analyte and the IS were… Expand