Electrochemical oxidation of hyperforin on glassy carbon electrode and determination in herbal medicinal products

Electroanalysis

Volumn 15, Issue 9, 2003, Pages 797-802

  Michelitsch, Astrid ^a   Wurglics, Mario ^b  

^a UNIVERSITY OF GRAZ   (Austria)

^b GOETHE UNIVERSITY   (Germany)

Author keywords

Cyclic voltammetry; Differential pulse voltammetry; Glassy carbon electrode; Herbal medicinal products; Hyperforin

Indexed keywords

CARBON; ELECTROCHEMICAL OXIDATION; GLASS; GLASS MEMBRANE ELECTRODES;

ACTIVE COMPONENTS; DIFFERENTIAL PULSE; DIFFERENTIAL PULSE VOLTAMMETRY; ELECTRODE PROCESS; GLASSY CARBON ELECTRODES; HERBAL MEDICINAL PRODUCT; HYPERFORINS; MEDICINAL PRODUCTS; ST JOHN'S WORT; VOLTAMMETRIC METHODS;

CYCLIC VOLTAMMETRY;

ACETIC ACID; BORIC ACID; BUFFER; CARBON; HERBACEOUS AGENT; HYPERFORIN; PHOSPHATE; SULFURIC ACID;

ARTICLE; CONCENTRATION (PARAMETERS); CONTROLLED STUDY; CYCLIC POTENTIOMETRY; ELECTROCHEMISTRY; ELECTRODE; HIGH PERFORMANCE LIQUID CHROMATOGRAPHY; HYPERICUM PERFORATUM; LINEAR SYSTEM; MEASUREMENT; OXIDATION;

EID: 0037698038     PISSN: 10400397     EISSN: None     Source Type: Journal    
DOI: 10.1002/elan.200390098     Document Type: Article

References (22)

1. P. Maisenbacher, K. A. Kovar, Planta Med. 1992, 58, 291.
2. C. A. J. Erdelmeier, Pharmacopsychiatry 1998, 31, 2.
3. J. M. Greeson, B. Sanford, D. A. Monti, Psychopharmacology 2001, 153, 402.
4. M. Nöldner, Dtsch. Apoth. Ztg. 2001, 31, 3627.
5. V. Butterweck, G. Jurgenliemk, A. Nahrstedt, H. Winterhoff, Planta Med. 2000, 66, 3.
6. A. Nahrstedt, V. Butterweck, Pharmacopsychiatry 1997, 30 (Suppl. 2), 129.
7. K. Westerhoff, M. Wurglics, A. Kaunzinger, J. B. Dressmann, M. Schubert-Zsilavecz, Dtsch. Apoth. Ztg, 2002, 142, 203.
8. J. D. Chi, H. Franklin, J. Chromatogr. B 1999, 735, 285.
9. W. Beil, C. Birkholz, K.-Fr. Sewing, Arzneim. Forsch., Drug Res. 1995, 45, 697.
10. P. Maisenbacher, K.-A. Kovar, Planta Med. 1992, 58, 351.
11. E Liu, C. Ang, T. Heinze, J. Rankin, R. Beger, J. Freeman, J. Lay, J. Chromatogr. A 2000, 888, 85.
12. W. Li, J. Fitzloff, J. Chromatog. B 2001, 765, 99.
13. S. Bauer, E. Störmer, H.-J. Graubaum, I. Roots, J. Chromatogr. B 2001, 765, 29.
14. G. de los Reyes, R. Koda, J. Pharm. Biomed. Anal. 2001, 26, 959.
15. A. R. Bilia, M. C. Bergonzi, F. Mergenni, G. Mazzi, F. F. Vincieri, International Journal of Pharmaceutics 2001, 213, 199.
16. H. C. J. Orth, H. Hauer, C. A. J. Erdelmeier, P. C. Schmidt, Pharmazie 1999, 54, 76.
17. S. Trifunovic, V. Vajs, S. Macura, N. Juranic, Z. Djarmati, R. Jankov, S. Milosavljevic Phytochemistry 1998, 49 (5), 1305.
18. K. Kalcher, Fresenius Z. Anal. Chemie 1986, 323, 238.
19. A. J. Bard, L. R. Faulkner, Electrochemical Methods: Fundamentals and Applications, Wiley, New York 1980, pp. 219-225.
20. E. Laviron, J. Electroanal. Chem. 1980, 112, 11.
21. N. Fuzzati, B. Gabetta, I. Strepponi, F. Villa, J. Chromatogr. A 2001, 926, 187.
22. L. Verotta, G. Appendino, J. Jakupovic, E. Bombardelli, J. Nat. Prod. 2000, 63, 412.