Solid State Electrochemical Behavior of Usnic Acid at a Glassy Carbon Electrode

REFERENCES

• Bond , A. M. 1997 . Voltammetric techniques for studying the redox chemistry of solids . J. Solid State Electr. 1 ( 3 ): 185 – 186 .
   Google Scholar
• Brett , C. M. A. , and A. M. Oliveira-Brett . 1993 . Electrochemistry: Principles, Methods and Aplications . Oxford : Oxford Science Publications .
   Google Scholar
• Cochietto , M. , N. Skert , P. L. Nimis , and G. Sava . 2002. A review on usnic acid, an interesting natural compound. Naturwissenschaften. 89(4): 137–146.
   PubMedGoogle Scholar
• Corduneanu , O. , P. Janeiro , and A. M. Oliveira-Brett . 2006 . On the electrochemical oxidation of resveratrol . Electroanal. 18 ( 8 ): 757 – 762 .
   Google Scholar
• Demet , C. , C. Demet , H. M. Gokhan , and A. Orhan . 2006 . Determination of usnic acid in some rhizoplaca species from middle anatolia and their antimicrobial activities . Z. Naturforsch. C 61 ( 1–2 ): 47 – 51 .
   PubMedGoogle Scholar
• Dixon , B. 2005 . Liking Lichens . Lancet Infectious Diseases 5 ( 9 ): 534 – 534 .
   PubMedGoogle Scholar
• Emmerich , R. , I. Giez , O. L. Lange , and P. Proksch . 1993 . Toxicity and antifeedant activity of lichen compounds against the polyphagous herbivorous insect spodoptera-littoralis . Phytochemistry 33 ( 6 ): 1389 – 1394 .
   Google Scholar
• Falk , A. , T. K. Green , and P. Barboza . 2008 . Quantitative determination of secondary metabolites in cladina stellaris and other lichens by micellar electrokinetic chromatography . J. Chromatogr. A 1182 ( 1 ): 141 – 144 .
   PubMedGoogle Scholar
• Fernández , E. , W. Quihot , C. Rubio , M. E. Hidalgo , R. Diaz , and J. Ojeda . 2006 . Effects of UV radiation on usnic acid in Xanthoparmelia microspora . Photochem. Photobiol. 82 ( 4 ): 1065 – 1068 .
   PubMed Web of Science ®Google Scholar
• Filipiak , M. 2001 . Electrochemical analysis of polyphenolic compounds . Anal. Sci. 17 : i1667 – 1670 .
   Google Scholar
• Francolini , I. , P. Norris , A. Piozzi , G. Donelli , and P. Stoodley . 2004 . Usnic acid, a natural antimicrobial agent able to inhibit bacterial biofilm formation on polymer surfaces . Antimicrob. Agents Chemother. 48 ( 11 ): 4360 – 4365 .
   PubMed Web of Science ®Google Scholar
• Ghione , M. , D. Parrelo , and L. Grasso . 1988 . Usnic acid revisited, its activity on oral flora . Chemioterapia 7 ( 5 ): 302 – 305 .
   PubMedGoogle Scholar
• Grygar , T. , F. Marken , U. Schroder , and F. Scholz . 2002 . Electrochemical analysis of solids. A review . Collec. Czech. Chem. C. 67 ( 2 ): 163 – 208 .
   Google Scholar
• Ingólfsdóttir , K. 2002 . Usnic acid . Phytochemistry 61 ( 7 ): 729 – 736 .
   PubMed Web of Science ®Google Scholar
• Janeiro , P. , and A. M. Oliveira-Brett . 2005 . Solid state electrochemical oxidation mechanisms of morin in aqueous media . Electroanal. 17 ( 9 ): 733 – 738 .
   Web of Science ®Google Scholar
• Jovanovic , S. V. , S. Steenken , Y. Hara , and M. G. Simic . 1996 . Reduction potentials of flavonoid and model phenoxyl radicals. Which ring in flavonoids is responsible for antioxidant activity . J. Chem. Soc. Perkin Trans. 2 : 2497 – 2504 .
   Google Scholar
• Kreft , S. , and B. Strukely . 2001 . Reversed-polarity capillary zone electrophoretic analysis of usnic acid . Electrophoresis 22 ( 13 ): 2755 – 2757 .
   PubMed Web of Science ®Google Scholar
• Lovric , M. , and F. Scholz . 1997 . A model for the propagation of a redox reaction through microcrystals . J. Solid State Electr. 1 ( 1 ): 108 – 113 .
   Google Scholar
• Okuyama , E. , K. Umeyama , M. Yamazaki , Y. Kinoshita , and Y. Yamamoto . 1995 . Usnic acid and diffractaic acid as analgesic and antipyretic components of usnea-diffracta . Planta Med. 61 ( 2 ): 113 – 115 .
   PubMed Web of Science ®Google Scholar
• Perry , N. B. , M. H. Benn , N. J. Brennan , E. J. Burgess , G. Ellis , D. J. Galoway , S. D. Lorimer , and R. S. Tangney . 1999 . Antimicrobial, antiviral and cytotoxic activity of New Zealand lichens . Lichenologist 31 : 627 – 636 .
   Web of Science ®Google Scholar
• Proksa , B. , M. Sturdíková , N. Prónayová , and T. Liptaj . 1996 . (−)-Usnic acid and its derivatives. Their inhibition of fungal growth and enzyme activity . Pharmazie 51 ( 3 ): 195 – 196 .
   PubMedGoogle Scholar
• Rancan , F. , S. Rosan , K. Boehm , E. Fernández , M. E. Hidalgo , W. Quihot , C. Rubio , F. Boehm , H. Piazena , and U. Oltmanns . 2002 . Protection against UVB irradiation by natural filters extracted from lichens . J. Photochem. Photobio. B 68 ( 2–3 ): 133 – 139 .
   PubMedGoogle Scholar
• Romagni , J. G. , G. Meazza , D. Nanayakkara , and F. E. Dayan . 2000 . The phytotoxic lichen metabolite, usnic acid, is a potent inhibitor of plant p-hydroxyphenylpyruvate dioxygenase . FEBS Lett. 480 ( 2–3 ): 301 – 305 .
   PubMed Web of Science ®Google Scholar
• Scholz , F. , and B. Meyer . 1994. Electrochemical solid-state analysis-state of the art. Chem. Soc. Rev. 23(5): 341–347.
   Google Scholar
• Vijayakumar , C. S. , S. Viswanathan , M. Kannappa-Reddy , S. Parvathavarthini , A. B. Kundu , and E. Sukumar . 2000 . Anti-inflammatory activity of (+)-usnic acid . Fitoterapia 71 ( 5 ): 564 – 566 .
   PubMedGoogle Scholar
• Yamamoto , Y. , Y. Miura , Y. Kinoshita , M. Higuchi , Y. Yamada , A. Murakami , H. Ohigashi , and K. Koshimizu . 1995 . Screening of tissue cultures and thalli of lichens and some of their active constituents for inhibition of tumor promoter-induced Epstein-Barr virus activation . Chem. Pharm. Bull. 43 ( 8 ): 1388 – 1390 .
   PubMedGoogle Scholar