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Extra info for Advanced radiation chemistry research : current status
Thus thermal and radiation induced reactions lead to metal oxides which are present as colloids or precipitates. The formation of these metal oxides involves radiolytically generated oxidative species. However, reduction of colloidal metal oxides results in their dissolution [23,24]. 2 and results in dissolution of the Fe(lll) as Fe(ll) [231. 2 no dissolution was observed. For colloidal particles of magnetite (FeaCU), isopropanol radicals also react at diffusion-controlled rates at pH 2 (no reaction occurring at pH 7).
One way of attempting to approach this situation would be to selectively sensitise tumour cells to radiation killing. An alternative solution being actively pursued is to attach radionuclides emitting short range radiations to tumour specific antibodies . e. S-phase . Cancer cells frequently but by no means always, replicate more rapidly 50 than normal cells, thus increasing their radiosensitivity. This provides the basis for much of the success of radiation therapy. It has long been known that oxygen is a cell radiosensitiser , and in fact it is the best yet discovered.
Reaction of the aquocopper(I) ion with hydrogen peroxide: Evidence against hydroxyl free radical formation. J. Chem. Soc. Chem. Commun. (1985) 407-408. Johnson, G. R. , Nazhat, N. , and Saadalla-Nazhat, R. , Reaction of the aquacopper(I) ion with hydrogen peroxide. Evidence for a Cu (cupryl) intermediate. J. Chem. Soc. Faraday Trans, l 84 (1988) 501-510. , Non-metallic silver clusters in aqueous solution: stabilization and chemical reactions. Chem. Phys. Lett. 154 (1989) 473-476. , Delcourt, M.
Advanced radiation chemistry research : current status by International Atomic Energy Agency