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1997 | 44 | 2 |

Tytuł artykułu

Studies on the nature of genotoxic and cytotoxic effects induced by hydralazine

Warianty tytułu

Języki publikacji

EN

Abstrakty

EN
The nature of genotoxic and cytotoxic effects induced by hydralazine was analyzed taking into account possible protection of cells by catalase, superoxide dismutase and dimethyl sulfoxide. For the experiments designed to evaluate the influence of scavengers on the genotoxicity expressed as the SOS induction factor the E. coli PQ37 strain was used. The cytotoxic effects were investigated in V3 cells cultured in vitro. The genotoxicity and cytotoxicity of hydralazine were suppressed by catalase in a dose-dependent manner but they were enhanced by superoxide dismutase. No protective effect of dimethyl sulfoxide was observed. Our results indicate that H2O2 plays an essential role in the genotoxicity and cytotoxicity of hydralazine.

Wydawca

-

Rocznik

Tom

44

Numer

2

Opis fizyczny

p.309-314,fig.

Twórcy

  • Drug Institute, Chelmska 30-34, 00-725 Warsaw, Poland

Bibliografia

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  • 2. Alarcon-Segovia, D., Wakim, K.G., Worth- ington, J.W. & Work, L.E. (1967) Clinical and experimental studies on the hydralazine syn­drome and its relationships to systemic lupus erythematosus. Medicine 46,1-33.
  • 3. Perry, H.M. (1973) Late toxicity to hydra­lazine resembling systemic lupus erythema­tosus or rheumatoid arthritis. Am. J. Med. 54, 58-73.
  • 4. Mansilla-Tinoco, R., Harland, S.J., Ryan, P.J., Berstein, R.M., Dollery, C.T., Hughes, G.R.V., Bulpitt, C.J., Morgan, A. & Jones, J.M. (1982) Hydralazine, antinuclear antibod­ies, and the lupus syndrome. Br. Med. J. 284, 936-939.
  • 5. Shaw, C.R., Butler, M.A., Thenot, J.P., Haegle, KD. & Matney, T.S. (1979) Genetic effects of hydralazine. Mutation Res. 68, 79-84.
  • 6. Parodi, S., De Flora, S., Cavanna, M., Pino, A., Robbiano, L., Bennicelli, C. & Brambilla, G. (1981) DNA-damaging activity in vivo and bacterial mutagenicity of sixteen hydrazine derivatives as related quantitatively to their carcinogenicity. Cancer Res. 41, 1469-1482.
  • 7. Tosk, J., Schmeltz, I. & Hoffmann, D. (1979) Hydrazines as mutagens in a histidine-re- quiring auxotroph of Salmonella typhimu- rium. Mutation Res. 66, 247-252.
  • 8. Williams, G.M., Mazue, G., McQueen, C.A. & Shimada, T. (1980) Genotoxicity of the anti­hypertensive drugs hydralazine and dihy- dralazine. Science 210, 329-330.
  • 9. Chlopkiewicz, B., Ejchart, A. & Marczewska, J. (1995) Studies on the mechanism of hy­dralazine induced mutagenicity and geno­toxicity. Acta Polon. Pharm.-Drug Res. 52, 219-222.
  • 10. Toth, B. (1978) Tumorigenic effect of 1-hy- drazinophthalazine hydrochloride in mice. J. Natl. Cancer Inst. 61, 1363-1365.
  • 11. Drożdż, M., Luciak, M., Jendryczko, A. & Magner, K. (1987) Changes in lung activity of superoxide dismutase and copper concentra­tion during lung tumorigenesis by hy­dralazine in Swiss mice. Exp. Pathol. 32, 119-122.
  • 12. Perry, H.M., Jr. (1963) Carcinoma and hy­dralazine toxicity in patients with malignant hypertension. J. Am. Med. Assoc. (JAMA) 186, 1020-1022.
  • 13. Williams, R.R., Feinleib, M., Connor, R.J. & Stegens, N.L. (1978) Case-control study of antihypertensive and diuretic use by women with malignant and benign breast lesions de­tected in a mammography screening program. J. Natl Cancer Inst. 61, 327-335.
  • 14. Sinha, B.K. & Patterson, M.A. (1983) Free radical metabolism of hydralazine. Binding and degradation of nucleic acids. Biochem. Pharmacol. 32, 3279-3284.
  • 15 Węglarz, L. & Bartosz, G. (1991) Hydralazine stimulates production of oxygen free radicals in Eagle's medium and cultured fibroblasts. Free Radical Biol. Med. 11, 149-155.
  • 16. Yamamoto, K & Kawanishi, S. (1991) Free radical production and site-specific DNA damage induced by hydralazine in the pres­ence of metal ions or peroxidase/hydrogen peroxide. Biochem. Pharmacol. 41, 905-914.
  • 17. Węglarz, L., Drożdż, M., Wardas, M. & Goss, M. (1989) Activities of antioxidant enzymes in fibroblasts cultured in vitro in the presence of hydralazine. Biomed. Biochim. Acta 48, 489-493.
  • 18. Quillardet, P. & Hofhung, M. (1985) The SOS chromotest, a colorimetric bacterial assay for genotoxins: Procedures. Mutation Res. 147, 65-78.
  • 19. Floyd, R.A. (1981) DNA-ferrous iron catalyzed hydroxyl free radical formation from hydro­gen peroxide. Biochem. Biophys. Res. Com- mun. 99, 1209-1215.
  • 20. Wester, P.O. (1975) The urinary excretion of trace elements before and during treatment with hydralazine. Acta Med. Scand. 197, 307-309.
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Typ dokumentu

Bibliografia

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