By Packer L.
This distinctive, state of the art reference provides an in depth account of the molecular mechanisms underlying the a number of capabilities of biothiols-emphasizing the organic and medical implications of interactions among oxidants and biothiols.
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Extra info for Biothiols
Sivarajah, J. Biol. Chem. 260, 1601 (1985). 38 L. G. Forni, V. O. Mora-Arellano, J. E. Packer, and R. L. Willson, J. Chem. , Perkin Trans. 2, 1579 (1988). 39 B. C. Gilbert, in "Sulfur-Centered Reactive Intermediates in Chemistry and Biology" (C. -D. ), p. 135. Plenum, New York, 1990. 4o M. D. Sevilla, D. Becker, and M. Yan, Int. J. Radiat. Biol. 57, 65 (1990). ) have been subject to extensive investigation whereas ESR spectra of the thiyl radical itself are generally hardly observable or difficult to analyze.
65. VHC, New York, 1987. [41 KINETICS OF THIOL REACTIONS 47 on the order of tl/2 H 1 msec, and has been extensively used to study the fast reactions of carbon-centered radicals from carbohydrates and model alcohols and ethers with various thiols. A detailed description of the technique including experimental setup, dosimetry, and analysis of the results has been reported. 4-6 Pulse radiolysis allows the formation of a carboncentered radical of interest according to the general radiation chemical processes (4)-(7).
259, 5606 (1984). 75 C. C. Winterbourn, Free Radical Biol. Med. 14, 85 (1993).  KINETICS OF THIOL REACTIONS 45 tion against oxidative damage has been reviewed. TM Evidence for the view that ascorbate may be about as important a radical sink as oxygen with respect to radical reaction cascades that involve thiyl radicals has been obtained from observations that the ascorbyl radical concentration in skin increases when carbon-centered radicals are induced by ultraviolet photolysis. 77 This could arise if the radicals are "repaired" by Eq.