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Studies on the antimutagenic activities of garlic extract

Journal Article · · Environmental and Molecular Mutagenesis; (USA)
 [1];  [2];  [3];  [4]
  1. Univ. of Innsbruck (Austria)
  2. Austrian Research Center Seibersdorf (Austria)
  3. State Sanatory Sopron (Hungary)
  4. Sandoz Research Institute, Basle (Switzerland)

Experiments with Salmonella tester strains indicated that aqueous garlic extract possesses antimutagenic properties toward ionizing radiation, peroxides, adriamycin, and N-methyl-N{prime}-nitro-nitrosoguanidine. The assumption that radical scavenging garlic constituents, i.e., molecules with sulfur moieties, might be responsible for the inhibitory effect of aqueous extract toward mutagenesis induced by radiation and radiomimetic compounds was confirmed by the results of subsequent experiments; (1) garlic extract attenuated the lethal effects of {gamma}-rays on repair-deficient E. coli strains; (2) the garlic constituent allicin (thio-2-propene-1-sulfinic acid S-allyl ester) is partly responsible for the reduced radiation-induced mutagenesis in Salmonella typhimurium TA 102. No such inhibitory effects were detected with alliin (S-allyl-L-cysteine sulfoxide) or cysteine; (3) aqueous garlic extract inhibited hydrogen-peroxide-induced lipid peroxidation. Results obtained in preliminary experiments with Chinese hamster ovary cells suggest that the antimutagenic properties of garlic extract are not restricted to procaryotic cells.

OSTI ID:
7007000
Journal Information:
Environmental and Molecular Mutagenesis; (USA), Journal Name: Environmental and Molecular Mutagenesis; (USA) Vol. 13:4; ISSN 0893-6692; ISSN EMMUE
Country of Publication:
United States
Language:
English

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