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240 related items for PubMed ID: 12099108

  • 1. Quantitative analysis of the active components and the by-products of eight dry extracts of Hypericum perforatum L. (St John's Wort).
    von Eggelkraut-Gottanka SG, Abu Abed S, Müller W, Schmidt PC.
    Phytochem Anal; 2002; 13(3):170-6. PubMed ID: 12099108
    [Abstract] [Full Text] [Related]

  • 2. Fast high-performance liquid chromatographic analysis of naphthodianthrones and phloroglucinols from Hypericum perforatum extracts.
    Tolonen A, Hohtola A, Jalonen J.
    Phytochem Anal; 2003; 14(5):306-9. PubMed ID: 14516003
    [Abstract] [Full Text] [Related]

  • 3. Simultaneous determination of total hypericin and hyperforin in St. John's wort extracts by HPLC with electrochemical detection.
    Rückert U, Likussar W, Michelitsch A.
    Phytochem Anal; 2007; 18(3):204-8. PubMed ID: 17500362
    [Abstract] [Full Text] [Related]

  • 4. Study of dynamic accumulation of secondary metabolites in three subspecies of Hypericum perforatum.
    Filippini R, Piovan A, Borsarini A, Caniato R.
    Fitoterapia; 2010 Mar; 81(2):115-9. PubMed ID: 19686808
    [Abstract] [Full Text] [Related]

  • 5. Determining hyperforin and hypericin content in eight brands of St. John's wort.
    de los Reyes GC, Koda RT.
    Am J Health Syst Pharm; 2002 Mar 15; 59(6):545-7. PubMed ID: 11908248
    [No Abstract] [Full Text] [Related]

  • 6. [Hypericin and hyperforin: bioactive components of St. John's Wort (Hypericum perforatum). Their isolation, analysis and study of physiological effect].
    Vacek J, Klejdus B, Kubán V.
    Ceska Slov Farm; 2007 Apr 15; 56(2):62-6. PubMed ID: 17619301
    [Abstract] [Full Text] [Related]

  • 7. Comparison of German St. John's wort products according to hyperforin and total hypericin content.
    Wurglics M, Westerhoff K, Kaunzinger A, Wilke A, Baumeister A, Dressman J, Schubert-Zsilavecz M.
    J Am Pharm Assoc (Wash); 2001 Apr 15; 41(4):560-6. PubMed ID: 11486982
    [Abstract] [Full Text] [Related]

  • 8. Development of new and validated HPTLC methods for the qualitative and quantitative analysis of hyperforin, hypericin and hyperoside contents in Hypericum species.
    Saçıcı E, Yesilada E.
    Phytochem Anal; 2022 Apr 15; 33(3):355-364. PubMed ID: 34734668
    [Abstract] [Full Text] [Related]

  • 9. Quantitative analysis of the major constituents of St John's wort with HPLC-ESI-MS.
    Chandrasekera DH, Welham KJ, Ashton D, Middleton R, Heinrich M.
    J Pharm Pharmacol; 2005 Dec 15; 57(12):1645-52. PubMed ID: 16354409
    [Abstract] [Full Text] [Related]

  • 10. Effects of a methanolic extract and a hyperforin-enriched CO2 extract of St. John's Wort (Hypericum perforatum) on intracerebral field potentials in the freely moving rat (Tele-Stereo-EEG).
    Dimpfel W, Schober F, Mannel M.
    Pharmacopsychiatry; 1998 Jun 15; 31 Suppl 1():30-5. PubMed ID: 9684945
    [Abstract] [Full Text] [Related]

  • 11. Simultaneous determination of the predominant hyperforins and hypericins in St. John's Wort (Hypericum perforatum L.) by liquid chromatography.
    Gray DE, Rottinghaus GE, Garrett HE, Pallardy SG, Gray DE, Rottinghaus GE, Garrett HE, Pallardy SG.
    J AOAC Int; 2000 Jun 15; 83(4):944-9. PubMed ID: 10995119
    [Abstract] [Full Text] [Related]

  • 12. Variability in PXR-mediated induction of CYP3A4 by commercial preparations and dry extracts of St. John's wort.
    Gödtel-Armbrust U, Metzger A, Kroll U, Kelber O, Wojnowski L.
    Naunyn Schmiedebergs Arch Pharmacol; 2007 Aug 15; 375(6):377-82. PubMed ID: 17593354
    [Abstract] [Full Text] [Related]

  • 13. Bioactive constituent production in St. John's Wort in vitro hairy roots. Regenerated plant lines.
    Bertoli A, Giovannini A, Ruffoni B, Guardo AD, Spinelli G, Mazzetti M, Pistelli L.
    J Agric Food Chem; 2008 Jul 09; 56(13):5078-82. PubMed ID: 18553917
    [Abstract] [Full Text] [Related]

  • 14. Batch-to-batch reproducibility of St. John's wort preparations.
    Wurglics M, Westerhoff K, Kaunzinger A, Wilke A, Baumeister A, Dressman J, Schubert-Zsilovecz M.
    Pharmacopsychiatry; 2001 Jul 09; 34 Suppl 1():S152-6. PubMed ID: 11518067
    [Abstract] [Full Text] [Related]

  • 15. Effects of UV-B on secondary metabolites of St. John's Wort (Hypericum perforatum L.) grown in controlled environments.
    Brechner ML, Albright LD, Weston LA.
    Photochem Photobiol; 2011 Jul 09; 87(3):680-4. PubMed ID: 21275996
    [Abstract] [Full Text] [Related]

  • 16. Investigation of pharmacokinetic data of hypericin, pseudohypericin, hyperforin and the flavonoids quercetin and isorhamnetin revealed from single and multiple oral dose studies with a hypericum extract containing tablet in healthy male volunteers.
    Schulz HU, Schürer M, Bässler D, Weiser D.
    Arzneimittelforschung; 2005 Jul 09; 55(10):561-8. PubMed ID: 16294501
    [Abstract] [Full Text] [Related]

  • 17. Variability in the content of the constituents of Hypericum perforatum L. and some commercial extracts.
    Bergonzi MC, Bilia AR, Gallori S, Guerrini D, Vincieri FF.
    Drug Dev Ind Pharm; 2001 Jul 09; 27(6):491-7. PubMed ID: 11548855
    [Abstract] [Full Text] [Related]

  • 18. Pseudohypericin and hyperforin in Hypericum perforatum from Northern Turkey: variation among populations, plant parts and phenological stages.
    Cirak C, Radusiene J, Janulis V, Ivanauskas L.
    J Integr Plant Biol; 2008 May 09; 50(5):575-80. PubMed ID: 18713425
    [Abstract] [Full Text] [Related]

  • 19. Comparison of methods for the exhaustive extraction of hypericins, flavonoids, and hyperforin from Hypericum perforatum L.
    Smelcerovic A, Spiteller M, Zuehlke S.
    J Agric Food Chem; 2006 Apr 05; 54(7):2750-3. PubMed ID: 16569071
    [Abstract] [Full Text] [Related]

  • 20. Enrichment of hyperforin from St. John's wort (Hypericum perforatum) by pilot-scale supercritical carbon dioxide extraction.
    Römpp H, Seger C, Kaiser CS, Haslinger E, Schmidt PC.
    Eur J Pharm Sci; 2004 Mar 05; 21(4):443-51. PubMed ID: 14998574
    [Abstract] [Full Text] [Related]

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