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Determination of morphine, codeine and 6-monoacetylmorphine in saliva of substance-abuse patients using HPLC/MS methods

Određivanje morfina, kodeina i 6-monoacetilmorfina metodom HPLC/MS u salivi heroinskih zavisnika

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2012
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Authors
Milovanović, Vesna
Ćirić, Biljana
Milenković, Jasna
Kilibarda, Vesna
Ćurčić, Marijana
Vučinić, Slavica
Antonijević, Biljana
Article (Published version)
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Abstract
Background/Aim. Saliva represents an alternative specimen for substances abuse determination in toxicology. Hence, the aim of this study was to optimize a method for saliva specimen preparation for heroin metabolites, morphine and 6-monoacetylmorphine (6-mam), and codeine determination by liquid chromatography-mass spectrometry (LC/MS), and to apply this method on saliva samples taken from the patients. Methods. Saliva specimen was prepared using liqiud/liquid extraction of morphine, codeine and 6- mam by mixture of chloroform and isopropanol (9 : 1; v/v). Extracts were analysed by HPLC/MS technique: separation column Waters Spherisorb® 5 μm, ODS2, 4.6 × 100 mm; mobile phase: ammonium acetate : acetonitile (80 : 20; v/v), mobile phase flow rate 0.3 mL/min; mass detection range: 100-400 m/z. Regression and correlation analyses were performed with the probalility level of 0.05. Concentrations of morphine, codeine and 6-mam were determined in saliva samples of the patients with 'opiates' ...in urine identified by the test strips. Results. Calibration for each analysed substance was done in the concentration range from 0.1 to 1 mg/L and the coefficient of correlation was R2 > 0.99. We obtained following calibration curves: y = 385531x + 14584; y = 398036x + 31542; and y = 524162x - 27105, for morphine, codeine and 6-mam, respectively. Recovery for morphine and codeine determination was 99%, while for 6- mam it was 94%. Limits of detection and quantification of a proposed method were 0.01 mg/L and 0.05 mg/L, respectively. Concentration of morphine in the saliva of the heroin users ranged between 0.54 and 5.82 mg/L, concentration of codeine between 0.05 and 5.33, and 6-mam between 0.01 and 0.68 mg/L. A statistically significant correlation between codeine and 6-mam concentrations was obtained. Conclusion. A proposed HPLC/MS method for morphine, codeine and 6-mam determination in saliva is accurate, simple, cheap and suitable for routine analysis and monitoring of heroin abuse.

Uvod/Cilj. Saliva predstavlja alternativni matriks za identifikaciju sredstava zloupotrebe. Cilj ovog rada bio je optimizacija metode pripreme uzorka salive i određivanja metabolita heroina, morfina i 6-monoacetilmorfina (6-mam), i kodeina liquid chromatography-mass spectrometry (LC/MS) metodom i provera metode u realnim uslovima kod heroinomana. Metode. Priprema uzoraka vršena je tečno-tečnom ekstrakcijom uz smešu hloroforma i izopropil alkohola u odnosu 9 : 1. Ekstrakti su analizirani tehnikom HPLC/MS: razdvajanje na koloni Waters Spherisorb® 5 μm, ODS2, 4,6 × 100 mm, vršeno je primenom mobilne faze amonijum-acetat : acetonitril u odnosu 80 : 20 pri protoku od 0,3 mL/min. Masena detekcija je vršena u opsegu masa od 100 do 400 m/z. Primenjene su regresiona i korelaciona analiza za nivo verovatnoće 0,05. Određivanje prisustva morfina, kodeina i 6-mam vršeno je u uzorcima salive kod osoba kod kojih je test trakama utvrđeno prisustvo 'opijata' u urinu. Rezultati. Kalibracija je vršena u ...opsegu koncentracija 0,1-1 mg/L sa koeficijentom determinacije R2 > 0,99. Dobijene su kalibracione krive: za morfin, y = 385531x + 14584; kodein, y = 398036x + 31542 i 6- monoacetilmorfin, y = 524162x - 27105. Recovery vrednosti za određivanje morfina i kodeina iznosile su 99%, a za 6-mam 94%. Limit detekcije predložene metode iznosio je 0,01 mg/L, a limit kvantifikacije 0,05 mg/L. U salivi uživalaca heroina koncentracija morfina kretala se u opsegu od 0,54 do 5,82 mg/L, kodeina od 0,05 do 5,33, a 6-mam od 0,01 do 0,68 mg/L i dobijena je statistički značajna korelacija između vrednosti za kodein i 6-mam. Zaključak. Predložena HPLC/MS metoda za određivanje sadržaja morfina, kodeina i 6-monoacetilmorfina u salivi je tačna, jednostavna, ekonomična i pogodna za rutinsku primenu, kao i za biomonitoring zloupotrebe heroina.

Keywords:
saliva / morphine / codeine / chromatography, high pressure liquid / mass spectrometry / heroin / pljuvačka / morfin / kodein / hromatografija, tečna, pod vp / spektrometrija mase / heroin
Source:
Vojnosanitetski pregled, 2012, 69, 2, 141-146
Publisher:
  • Vojnomedicinska akademija - Institut za naučne informacije, Beograd
Funding / projects:
  • Improvement and development of hygienic and technological procedures in production of animal originating foodstuffs with the aim of producing high-quality and safe products competetive on the global market (RS-46009)
  • Bezbednost hrane, hemijski kontaminanti i integrativna procena rizika (RS-20212)

DOI: 10.2298/VSP1202141M

ISSN: 0042-8450

WoS: 000302501600002

Scopus: 2-s2.0-84856627477
[ Google Scholar ]
2
2
URI
https://farfar.pharmacy.bg.ac.rs/handle/123456789/1830
Collections
  • Radovi istraživača / Researchers’ publications
Institution/Community
Pharmacy
TY  - JOUR
AU  - Milovanović, Vesna
AU  - Ćirić, Biljana
AU  - Milenković, Jasna
AU  - Kilibarda, Vesna
AU  - Ćurčić, Marijana
AU  - Vučinić, Slavica
AU  - Antonijević, Biljana
PY  - 2012
UR  - https://farfar.pharmacy.bg.ac.rs/handle/123456789/1830
AB  - Background/Aim. Saliva represents an alternative specimen for substances abuse determination in toxicology. Hence, the aim of this study was to optimize a method for saliva specimen preparation for heroin metabolites, morphine and 6-monoacetylmorphine (6-mam), and codeine determination by liquid chromatography-mass spectrometry (LC/MS), and to apply this method on saliva samples taken from the patients. Methods. Saliva specimen was prepared using liqiud/liquid extraction of morphine, codeine and 6- mam by mixture of chloroform and isopropanol (9 : 1; v/v). Extracts were analysed by HPLC/MS technique: separation column Waters Spherisorb® 5 μm, ODS2, 4.6 × 100 mm; mobile phase: ammonium acetate : acetonitile (80 : 20; v/v), mobile phase flow rate 0.3 mL/min; mass detection range: 100-400 m/z. Regression and correlation analyses were performed with the probalility level of 0.05. Concentrations of morphine, codeine and 6-mam were determined in saliva samples of the patients with 'opiates' in urine identified by the test strips. Results. Calibration for each analysed substance was done in the concentration range from 0.1 to 1 mg/L and the coefficient of correlation was R2 > 0.99. We obtained following calibration curves: y = 385531x + 14584; y = 398036x + 31542; and y = 524162x - 27105, for morphine, codeine and 6-mam, respectively. Recovery for morphine and codeine determination was 99%, while for 6- mam it was 94%. Limits of detection and quantification of a proposed method were 0.01 mg/L and 0.05 mg/L, respectively. Concentration of morphine in the saliva of the heroin users ranged between 0.54 and 5.82 mg/L, concentration of codeine between 0.05 and 5.33, and 6-mam between 0.01 and 0.68 mg/L. A statistically significant correlation between codeine and 6-mam concentrations was obtained. Conclusion. A proposed HPLC/MS method for morphine, codeine and 6-mam determination in saliva is accurate, simple, cheap and suitable for routine analysis and monitoring of heroin abuse.
AB  - Uvod/Cilj. Saliva predstavlja alternativni matriks za identifikaciju sredstava zloupotrebe. Cilj ovog rada bio je optimizacija metode pripreme uzorka salive i određivanja metabolita heroina, morfina i 6-monoacetilmorfina (6-mam), i kodeina liquid chromatography-mass spectrometry (LC/MS) metodom i provera metode u realnim uslovima kod heroinomana. Metode. Priprema uzoraka vršena je tečno-tečnom ekstrakcijom uz smešu hloroforma i izopropil alkohola u odnosu 9 : 1. Ekstrakti su analizirani tehnikom HPLC/MS: razdvajanje na koloni Waters Spherisorb® 5 μm, ODS2, 4,6 × 100 mm, vršeno je primenom mobilne faze amonijum-acetat : acetonitril u odnosu 80 : 20 pri protoku od 0,3 mL/min. Masena detekcija je vršena u opsegu masa od 100 do 400 m/z. Primenjene su regresiona i korelaciona analiza za nivo verovatnoće 0,05. Određivanje prisustva morfina, kodeina i 6-mam vršeno je u uzorcima salive kod osoba kod kojih je test trakama utvrđeno prisustvo 'opijata' u urinu. Rezultati. Kalibracija je vršena u opsegu koncentracija 0,1-1 mg/L sa koeficijentom determinacije R2 > 0,99. Dobijene su kalibracione krive: za morfin, y = 385531x + 14584; kodein, y = 398036x + 31542 i 6- monoacetilmorfin, y = 524162x - 27105. Recovery vrednosti za određivanje morfina i kodeina iznosile su 99%, a za 6-mam 94%. Limit detekcije predložene metode iznosio je 0,01 mg/L, a limit kvantifikacije 0,05 mg/L. U salivi uživalaca heroina koncentracija morfina kretala se u opsegu od 0,54 do 5,82 mg/L, kodeina od 0,05 do 5,33, a 6-mam od 0,01 do 0,68 mg/L i dobijena je statistički značajna korelacija između vrednosti za kodein i 6-mam. Zaključak. Predložena HPLC/MS metoda za određivanje sadržaja morfina, kodeina i 6-monoacetilmorfina u salivi je tačna, jednostavna, ekonomična i pogodna za rutinsku primenu, kao i za biomonitoring zloupotrebe heroina.
PB  - Vojnomedicinska akademija - Institut za naučne informacije, Beograd
T2  - Vojnosanitetski pregled
T1  - Determination of morphine, codeine and 6-monoacetylmorphine in saliva of substance-abuse patients using HPLC/MS methods
T1  - Određivanje morfina, kodeina i 6-monoacetilmorfina metodom HPLC/MS u salivi heroinskih zavisnika
VL  - 69
IS  - 2
SP  - 141
EP  - 146
DO  - 10.2298/VSP1202141M
ER  - 
@article{
author = "Milovanović, Vesna and Ćirić, Biljana and Milenković, Jasna and Kilibarda, Vesna and Ćurčić, Marijana and Vučinić, Slavica and Antonijević, Biljana",
year = "2012",
abstract = "Background/Aim. Saliva represents an alternative specimen for substances abuse determination in toxicology. Hence, the aim of this study was to optimize a method for saliva specimen preparation for heroin metabolites, morphine and 6-monoacetylmorphine (6-mam), and codeine determination by liquid chromatography-mass spectrometry (LC/MS), and to apply this method on saliva samples taken from the patients. Methods. Saliva specimen was prepared using liqiud/liquid extraction of morphine, codeine and 6- mam by mixture of chloroform and isopropanol (9 : 1; v/v). Extracts were analysed by HPLC/MS technique: separation column Waters Spherisorb® 5 μm, ODS2, 4.6 × 100 mm; mobile phase: ammonium acetate : acetonitile (80 : 20; v/v), mobile phase flow rate 0.3 mL/min; mass detection range: 100-400 m/z. Regression and correlation analyses were performed with the probalility level of 0.05. Concentrations of morphine, codeine and 6-mam were determined in saliva samples of the patients with 'opiates' in urine identified by the test strips. Results. Calibration for each analysed substance was done in the concentration range from 0.1 to 1 mg/L and the coefficient of correlation was R2 > 0.99. We obtained following calibration curves: y = 385531x + 14584; y = 398036x + 31542; and y = 524162x - 27105, for morphine, codeine and 6-mam, respectively. Recovery for morphine and codeine determination was 99%, while for 6- mam it was 94%. Limits of detection and quantification of a proposed method were 0.01 mg/L and 0.05 mg/L, respectively. Concentration of morphine in the saliva of the heroin users ranged between 0.54 and 5.82 mg/L, concentration of codeine between 0.05 and 5.33, and 6-mam between 0.01 and 0.68 mg/L. A statistically significant correlation between codeine and 6-mam concentrations was obtained. Conclusion. A proposed HPLC/MS method for morphine, codeine and 6-mam determination in saliva is accurate, simple, cheap and suitable for routine analysis and monitoring of heroin abuse., Uvod/Cilj. Saliva predstavlja alternativni matriks za identifikaciju sredstava zloupotrebe. Cilj ovog rada bio je optimizacija metode pripreme uzorka salive i određivanja metabolita heroina, morfina i 6-monoacetilmorfina (6-mam), i kodeina liquid chromatography-mass spectrometry (LC/MS) metodom i provera metode u realnim uslovima kod heroinomana. Metode. Priprema uzoraka vršena je tečno-tečnom ekstrakcijom uz smešu hloroforma i izopropil alkohola u odnosu 9 : 1. Ekstrakti su analizirani tehnikom HPLC/MS: razdvajanje na koloni Waters Spherisorb® 5 μm, ODS2, 4,6 × 100 mm, vršeno je primenom mobilne faze amonijum-acetat : acetonitril u odnosu 80 : 20 pri protoku od 0,3 mL/min. Masena detekcija je vršena u opsegu masa od 100 do 400 m/z. Primenjene su regresiona i korelaciona analiza za nivo verovatnoće 0,05. Određivanje prisustva morfina, kodeina i 6-mam vršeno je u uzorcima salive kod osoba kod kojih je test trakama utvrđeno prisustvo 'opijata' u urinu. Rezultati. Kalibracija je vršena u opsegu koncentracija 0,1-1 mg/L sa koeficijentom determinacije R2 > 0,99. Dobijene su kalibracione krive: za morfin, y = 385531x + 14584; kodein, y = 398036x + 31542 i 6- monoacetilmorfin, y = 524162x - 27105. Recovery vrednosti za određivanje morfina i kodeina iznosile su 99%, a za 6-mam 94%. Limit detekcije predložene metode iznosio je 0,01 mg/L, a limit kvantifikacije 0,05 mg/L. U salivi uživalaca heroina koncentracija morfina kretala se u opsegu od 0,54 do 5,82 mg/L, kodeina od 0,05 do 5,33, a 6-mam od 0,01 do 0,68 mg/L i dobijena je statistički značajna korelacija između vrednosti za kodein i 6-mam. Zaključak. Predložena HPLC/MS metoda za određivanje sadržaja morfina, kodeina i 6-monoacetilmorfina u salivi je tačna, jednostavna, ekonomična i pogodna za rutinsku primenu, kao i za biomonitoring zloupotrebe heroina.",
publisher = "Vojnomedicinska akademija - Institut za naučne informacije, Beograd",
journal = "Vojnosanitetski pregled",
title = "Determination of morphine, codeine and 6-monoacetylmorphine in saliva of substance-abuse patients using HPLC/MS methods, Određivanje morfina, kodeina i 6-monoacetilmorfina metodom HPLC/MS u salivi heroinskih zavisnika",
volume = "69",
number = "2",
pages = "141-146",
doi = "10.2298/VSP1202141M"
}
Milovanović, V., Ćirić, B., Milenković, J., Kilibarda, V., Ćurčić, M., Vučinić, S.,& Antonijević, B.. (2012). Determination of morphine, codeine and 6-monoacetylmorphine in saliva of substance-abuse patients using HPLC/MS methods. in Vojnosanitetski pregled
Vojnomedicinska akademija - Institut za naučne informacije, Beograd., 69(2), 141-146.
https://doi.org/10.2298/VSP1202141M
Milovanović V, Ćirić B, Milenković J, Kilibarda V, Ćurčić M, Vučinić S, Antonijević B. Determination of morphine, codeine and 6-monoacetylmorphine in saliva of substance-abuse patients using HPLC/MS methods. in Vojnosanitetski pregled. 2012;69(2):141-146.
doi:10.2298/VSP1202141M .
Milovanović, Vesna, Ćirić, Biljana, Milenković, Jasna, Kilibarda, Vesna, Ćurčić, Marijana, Vučinić, Slavica, Antonijević, Biljana, "Determination of morphine, codeine and 6-monoacetylmorphine in saliva of substance-abuse patients using HPLC/MS methods" in Vojnosanitetski pregled, 69, no. 2 (2012):141-146,
https://doi.org/10.2298/VSP1202141M . .

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