Chelation of hypocrellin B with zinc ions with electron paramagnetic resonance (EPR) evidence of the photodynamic activity of the resulting chelate

Free Radical Research

Volumn 35, Issue 5, 2001, Pages 543-554

  Tian, C ^a   Xu, S ^a   Chen, S ^a   Shen, J ^a   Zhang, M ^a   Shen, T ^a  

^a INSTITUTE OF GEOLOGY AND GEOPHYSICS   (China)

Author keywords

Chelate; Electron paramagnetic resonance; Hypocrellin B; Photodynamic activity; Singlet oxygen; Zinc ion

Indexed keywords

5,5 DIMETHYL 1 PYRROLINE 1 OXIDE; HYDROXYL RADICAL; HYPOCRELLIN B; METAL CHELATE; OXYGEN; OXYGEN RADICAL; SUPEROXIDE; ZINC ION;

ARTICLE; CHELATION; CHEMICAL STRUCTURE; CONTROLLED STUDY; ELECTRON SPIN RESONANCE; IRRADIATION; LIGHT ABSORPTION; MASS SPECTROMETRY; METHODOLOGY; OXIDATION REDUCTION POTENTIAL; OXYGEN SATURATION; PHOTODYNAMIC THERAPY; QUANTUM CHEMISTRY; SPIN TRAPPING; ULTRAVIOLET SPECTROPHOTOMETRY;

EID: 0035210521     PISSN: 10715762     EISSN: None     Source Type: Journal    
DOI: 10.1080/10715760100301551     Document Type: Article

References (36)

1. "The structures, properties, photochemical reaction and reaction mechanisms of hypocrellins (I)"
2. "The structures, properties, photochemical reactions abd reaction mechanisms of hypocrellins (II)"
3. "Preclinical assessment of hypocrellin B and hypocrellin B derivatives for photodynamic therapy of cancer: Progress update"
4. "Novel therapeutic and diagnostic applications of hypocrellins and hypericins"
5. "Hypocrellin from Hypocrella bambusae, is phototixic to human immunodeficiency virus"
6. "Roles of oxygen and photoinduced acidification in the light-dependent antiviral activity of hypocrellin A"
7. "Antiviral activities of photoactive perylenequinones"
8. "Photoinactivation of virus infectivity by hypocrellin A"
9. "Studies on the photochemical and photophysical properties of hypocrellin A"
10. "Photosensitization of anticancer agents 13. The production singlet oxygen by metal-ion-chelated perylenequinones"
11. "Studies on the chelation of hypocrellin A with aluminium ion and the photodynamic action of the resulting complex"
12. "Photosensitized by hypericin: ESR evidence for singlet oxygen and superoxide anion radicals formation in an in vitro model"
13. "Detection of superoxide ions in nonaqueous media. Generation by photolysis of pigment dispersions"
14. "Method of detecting singlet oxygen production"
15. "Photosensitization with anticancer agents 12. Perylenequinonoid pigments, a novel type of singlet oxygen sensitizer"
16. "Coordination polymers of 1,4-dihydroxyanthraquinone with some non-transition metal ions: Thermal, conductance and dielectric properties"
17. "EPR and UV-visible spectroscopic studies of copper (II) and cobalt (II) complexes of hydroxyanthraquinone"
18. "Studies on the structures and properties of hypocrellins"
19. "Electrochemical and UV-spectrophotometric study of oxygen and superoxide anion radical interaction with anthraquinone derivatives and their radical anions"
20. "pH effect on the spectroscopic behavior and photoinduced generation of semiquinone anion radical of hypocrellin B"
21. 2) generated by irradiation of cysteamine substituted hypocrellin B"
22. "Spectroscopic study on the photoreduction of hypocrellin A: Generation of semiquinone anion radical and hydroquinone"
23. "Absorption spectra of the radical ions of quinones: A pulse radiolysis study"
24. "Reduction of dioxygen to superoxide photo-sensitized by anthraquinone-2-suphonate"
25. 2- By benzoquinone in cyanoaromatic sensitized photooxygenations"
26. "Singlet oxygen bimolecular processes. Solvent and compartmentalization effects"
27. - and OH) by irradiation of the photosensitizer zinc (II) phthalocyanine"
28. "EPR evidence of superoxide anion radicals by irradiation of a PDT photosensitizer: Hypericin"
29. -and hydroxyl radicals (OH) by irradiation of a new photodynamic therapy photosensitizer, victoria blue BO"
30. "Spin trapping of superoxide and hydroxyl radical: Practical aspects"
31. "Production of singlet oxygen-derived hydroxyl radical adduct during merocyanine-540-mediated photosensitization: Analysis by ESR-spin trapping HPLC with electron chemical detection"
32. "New method of detecting singlet oxygen production"
33. "Experimental tests of the feasibility of singlet oxygen luminescence monitoring in vivo during photodynamic therapy"
34. "Hypocrellins and their use in photosensitization"
35. "Hypericin photosensitization in aqueous model systems"