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Journal Abstract Search

176 related items for PubMed ID: 20065620

  • 1. [Rapid determination of theophylline, theobromine and caffeine in dietary supplements containing guarana by ultra-performance liquid chromatography].
    Hasegawa T, Takahashi K, Saijo M, Ishii T, Nagata T.
    Shokuhin Eiseigaku Zasshi; 2009 Dec; 50(6):304-10. PubMed ID: 20065620
    [Abstract] [Full Text] [Related]

  • 2. Development and validation of a high-performance liquid chromatography-mass spectrometry assay for methylxanthines and taurine in dietary supplements.
    Marchei E, Pellegrini M, Pacifici R, Palmi I, Pichini S.
    J Pharm Biomed Anal; 2005 Mar 09; 37(3):499-507. PubMed ID: 15740910
    [Abstract] [Full Text] [Related]

  • 3. Simultaneous determination of caffeine, theobromine, and theophylline by high-performance liquid chromatography.
    Bispo MS, Veloso MC, Pinheiro HL, De Oliveira RF, Reis JO, De Andrade JB.
    J Chromatogr Sci; 2002 Jan 09; 40(1):45-8. PubMed ID: 11871386
    [Abstract] [Full Text] [Related]

  • 4. Chemical profiling of guarana seeds (Paullinia cupana) from different geographical origins using UPLC-QTOF-MS combined with chemometrics.
    da Silva GS, Canuto KM, Ribeiro PRV, de Brito ES, Nascimento MM, Zocolo GJ, Coutinho JP, de Jesus RM.
    Food Res Int; 2017 Dec 09; 102():700-709. PubMed ID: 29196003
    [Abstract] [Full Text] [Related]

  • 5. In vitro transdermal delivery of caffeine, theobromine, theophylline and catechin from extract of Guarana, Paullinia Cupana.
    Heard CM, Johnson S, Moss G, Thomas CP.
    Int J Pharm; 2006 Jul 06; 317(1):26-31. PubMed ID: 16600539
    [Abstract] [Full Text] [Related]

  • 6. High performance liquid chromatographic and mass spectrometric identification of dimethylxanthine metabolites of caffeine in human plasma.
    Midha KK, Sved S, Hossie RD, McGilveray IJ.
    Biomed Mass Spectrom; 1977 Jun 06; 4(3):172-7. PubMed ID: 890077
    [Abstract] [Full Text] [Related]

  • 7. Extraction of purine alkaloids from maté (Ilex paraguariensis) using supercritical CO(2).
    Saldaña MD, Mohamed RS, Baer MG, Mazzafera P.
    J Agric Food Chem; 1999 Sep 06; 47(9):3804-8. PubMed ID: 10552725
    [Abstract] [Full Text] [Related]

  • 8. Separation of theophylline, caffeine and related drugs by normal-phase capillary electrochromatography.
    Lai EP, Dabek-Zlotorzynska E.
    Electrophoresis; 1999 Sep 06; 20(12):2366-72. PubMed ID: 10499327
    [Abstract] [Full Text] [Related]

  • 9. Simultaneous HPLC determination of caffeine, theobromine, and theophylline in food, drinks, and herbal products.
    Srdjenovic B, Djordjevic-Milic V, Grujic N, Injac R, Lepojevic Z.
    J Chromatogr Sci; 2008 Feb 06; 46(2):144-9. PubMed ID: 18366874
    [Abstract] [Full Text] [Related]

  • 10. The simultaneous determination of theophylline, theobromine and caffeine in plasma by high performance liquid chromatography.
    Foenander T, Birkett DJ, Miners JO, Wing LM.
    Clin Biochem; 1980 Jun 06; 13(3):132-4. PubMed ID: 7418197
    [Abstract] [Full Text] [Related]

  • 11. Determination of caffeine, theophylline and theobromine in serum and saliva using high-performance liquid chromatography.
    Scott NR, Chakraborty J, Marks V.
    Ann Clin Biochem; 1984 Mar 06; 21 ( Pt 2)():120-4. PubMed ID: 6712142
    [Abstract] [Full Text] [Related]

  • 12. Determination of caffeine and caffeine-related metabolites in ephedra-containing standard reference materials using liquid chromatography with absorbance detection and tandem mass spectrometry.
    Thomas JB, Sharpless KE, Mitvalsky S, Roman M, Yen J, Satterfield MB.
    J AOAC Int; 2007 Mar 06; 90(4):934-40. PubMed ID: 17760330
    [Abstract] [Full Text] [Related]

  • 13. [Simultaneous determination of statins in dietary supplements by ultra-performance liquid chromatography].
    Fukiwake T, Hasegawa T, Takahashi K, Saijo M, Hamana M.
    Shokuhin Eiseigaku Zasshi; 2014 Mar 06; 55(2):94-102. PubMed ID: 24990555
    [Abstract] [Full Text] [Related]

  • 14. Determination of caffeine, theobromine, and theophylline in standard reference material 2384, baking chocolate, using reversed-phase liquid chromatography.
    Thomas JB, Yen JH, Schantz MM, Porter BJ, Sharpless KE.
    J Agric Food Chem; 2004 Jun 02; 52(11):3259-63. PubMed ID: 15161179
    [Abstract] [Full Text] [Related]

  • 15. Concurrent measurement of theophylline and caffeine in neonates by an interference-free liquid-chromatographic method.
    Ou CN, Frawley VL.
    Clin Chem; 1983 Nov 02; 29(11):1934-6. PubMed ID: 6354512
    [Abstract] [Full Text] [Related]

  • 16. Fluid bed drying of guarana (Paullinia cupana HBK) extract: effect of process factors on caffeine content.
    Pagliarussi RS, Bastos JK, Freitas LA.
    AAPS PharmSciTech; 2006 Jun 16; 7(2):E54. PubMed ID: 16796371
    [Abstract] [Full Text] [Related]

  • 17. Determination of xanthines by high-performance liquid chromatography and thin-layer chromatography in horse urine after ingestion of Guaraná powder.
    Salvadori MC, Rieser EM, Ribeiro Neto LM, Nascimento ES.
    Analyst; 1994 Dec 16; 119(12):2701-3. PubMed ID: 7879880
    [Abstract] [Full Text] [Related]

  • 18. [Determination of Caffeine, Theobromine, and Theophylline in Chocolate Using LC-MS].
    Tanaka T, Kimura K, Kan K, Shindo T, Sasamoto T.
    Shokuhin Eiseigaku Zasshi; 2021 Dec 16; 62(4):119-124. PubMed ID: 34470940
    [Abstract] [Full Text] [Related]

  • 19. Molecular and biochemical characterization of caffeine synthase and purine alkaloid concentration in guarana fruit.
    Schimpl FC, Kiyota E, Mayer JL, Gonçalves JF, da Silva JF, Mazzafera P.
    Phytochemistry; 2014 Sep 16; 105():25-36. PubMed ID: 24856135
    [Abstract] [Full Text] [Related]

  • 20. Liquid chromatographic determination of methylxanthines and catechins in herbal preparations containing guaraná.
    Carlson M, Thompson RD.
    J AOAC Int; 1998 Sep 16; 81(4):691-701. PubMed ID: 9680692
    [Abstract] [Full Text] [Related]

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