Bacterial cadmium sulfide semiconductor particles: An assessment of their photoactivity by EPR spectroscopy

Photochemistry and Photobiology

Volumn 65, Issue 5, 1997, Pages 811-817

  Holmes, Justin D ^a   Farrar, Jacqueline A ^a   Richardson, David J ^a   Russell, David A ^a   Sodeau, John R ^a  

^a UNIVERSITY OF EAST ANGLIA   (United Kingdom)

Author keywords

[No Author keywords available]

Indexed keywords

BACTERIA (MICROORGANISMS); KLEBSIELLA AEROGENES;

EID: 0030911778     PISSN: 00318655     EISSN: None     Source Type: Journal    
DOI: 10.1111/j.1751-1097.1997.tb01928.x     Document Type: Article

References (28)

1. 2. Chem. Mater. 5, 280-283.
2. Yanagida, S., Y. Ishimaru, Y. Miyake, T. Shiragami, C. Pac, K. Hashimoto and T. Sakata (1989) Semiconductor photocatalysis. ZnS-catalyzed photoreduction of aldehydes and related derivatives. Two-electron transfer reduction and relationship with spectroscopic properties. J. Phys. Chem. 93, 2576-2582.
3. Nogami, M. and K. Nagasaka (1992) Oxidation of small-sized CdS in sol-gel derived glasses. J. Non-Crystall. Solids 147/148, 331-334.
4. Hoffman, A. J., G. Mills, H. Yee and M. R. Hoffman (1992) Q-sized CdS: synthesis, characterisation, and efficiency of photo-initiation of polymerization of several vinylic monomers. J. Phys. Chem. 96, 5546-5552.
5. Wang, J. Y., R. A. Uphaus, S. Ameenuddin and D. A. Rintoul (1994) Formation of nanoscale size cadmium sulfide within a channel protein monolayer. Thin Sol. Films 242, 127-131.
6. Yue, P. and R. Bickley (1992) Mineral waters from waste. Chem. Br. 28, 1005.
7. Green, K. J. and R. Rudham (1992) Photocatalytic oxidation of propan-2-ol by cadmium sulfide. J. Chem. Soc. Faraday Trans. 88, 3599-3603.
8. Spikes, J. D. (1981) Selective photooxidation of thiols sensitized by aqueous suspensions of cadmium sulfide. Photochem. Photobiol. 34, 549-556.
9. Dameron, C. T., R. N. Reese, R. K. Mehra, A. R. Kortan, P. J. Carroll, M. L. Steigerwald, L. E. Brus and D. R. Winge (1989) Biosynthesis of cadmium sulphide quantum semiconductor crystallites. Nature 338, 596-597.
10. Holmes, J. D., P. R. Smith, R. Evans-Gowing, D. J. Richardson, D. A. Russell and J. R. Sodeau (1995) Energy-dispersive X-ray analysis of the extracellular cadmium sulfide crystallites of Klebsiella aerogenes. Arch. Microbiol. 163, 143-147.
11. Holmes, J. D., P. R. Smith, R. Evans-Gowing, D. J. Richardson, D. A. Russell and J. R. Sodeau (1995) Bacterial photoprotection through extracellular cadmium sulfide crystallites. Photochem. Photobiol. 62, 1022-1026.
12. Harbour, J. R. and M. L. Hair (1977) Superoxide generation in the photolysis of aqueous cadmium sulfide dispersions. Detection by spin trapping. J. Phys. Chem. 81, 1791-1793.
13. Harbour, J. R. and M. L. Hair (1986) Transient radicals in heterogeneous systems: detection by spin trapping. Adv. Coll. Inter. Sci. 24, 103-141.
14. Noda, H., K. Oikawa and H. Kamada (1992) ESR study of active oxygen radicals from photoexcited semiconductors using the spin-trapping technique. Bull. Chem. Soc. Jpn. 65, 2505-2509.
15. 2 radicals with nitrones in the ultraviolet photolysis of aqueous hydrogen peroxide solutions. Can. J. Chem. 52, 3549-3553.
16. Reszka, K. J. and C. F. Chignell (1995) Photochemistry of 2-mercaptopyridines. Part 3. EPR study of photoproduction of hydroxyl radicals by N-hydroxypyridine-2-thione using 5,5-dimethyl-1-pyrroline N-oxide. Photochem. Photobiol. 61, 269-275.
17. Buettner, G. R. (1987) Spin trapping: ESR parameters of spin adducts. Free Radical Biol. & Med. 3, 259-303.
18. Li, A. S. W. and C. F. Chignell (1990) STBII, a database for storing, retrieving and analysing spin trapping data on an IBM or Macintosh personal computer. Res. Chem. Intermed. 14, 235-257.
19. Li, A. S. W. and C. F. Chignell (1991) The NoH value in EPR spin trapping: a new parameter for the identification of 5,5-dimethyl-1-pyrroline N-oxide spin adducts. J. Biochem. Biophys. Methods 22, 83-87.
20. Chignell, C. F., A. G. Motten, R. H. Sik, C. E. Parker and K. Reszka (1994) A spin-trapping study of the photochemistry of 5,5-dimethyl-1-pyrroline N-oxide (DMPO). Photochem. Photobiol. 59, 5-11.
21. Neese, F. (1995) Quantum Chem. Prog. Exchange 15, 5.
22. Weller, H. (1993) Colloidal semiconductor Q-particles: chemistry in the transition region between solid state and molecules. Angew. Chem. Int. Ed. Engl. 32, 41-53.
23. Henglein A. (1987) Fluorescence, photochemistry and size quantization effects of colloidal semiconductor particles. J. Chem. Phys. 84, 1043-1047.
24. Ogawa, S., F.-R. F. Fan and A. J. Bard (1995) Scanning tunnelling microscopy, tunnelling microscopy and photoelectrochemistry of a film of Q-CdS particles incorporated in a self-assembled monolayer on a gold surface. J. Phys. Chem. 99, 11182-11189.
25. Merenyi, G., J. Lind and L. Engman (1994) One-and-two electron reduction potentials of peroxyl radicals and related species. J. Chem. Soc. Perkin Trans. 2, 2551-2553.
26. Buettner, G. R. (1993) The pecking order of free radicals and antioxidants: lipid peroxidation, α-tocopherol, and ascorbate. Arch. Biochem. Biophys. 300, 535-543.
27. Buettner, G. R. and L. W. Oberley (1978) Considerations in the spin trapping of superoxide and hydroxyl radical in aqueous systems using 5,5-dimethyl-1-pyrroline-1-oxide. Biochem. Biophys. Res. Commun. 83, 69-73.
28. Nakaoka, Y. and Y. Nosaka (1995) Electron-spin-resonance study of radicals produced on irradiated CdS powder. J. Phys. Chem. 99, 9893-9897.