Literature DB >> 1884247

Intracellular dCTP/ara-CTP ratio and the cytotoxic effect of ara-C.

H Kawasaki1, H Kuwabara, H Hori, M Higashigawa, T Ohkubo, M Sakurai.   

Abstract

In this study, the relationship between the dCTP/ara-CTP ratio and the cytotoxic effect of cytosine arabinoside (ara-C) was investigated. Intracellular levels of dNTPs and ara-CTP were analyzed by high-performance liquid chromatography. Although doubling time and intracellular dCTP levels were different in each of the cells, there was a consistent relation between the intracellular dCTP/ara-CTP ratio and the cytotoxic concentration of ara-C. These data suggest that the intracellular dCTP/ara-CTP ratio is one of the important factors for considering the cytotoxic action of ara-C.

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Year:  1991        PMID: 1884247     DOI: 10.3109/07357909109084638

Source DB:  PubMed          Journal:  Cancer Invest        ISSN: 0735-7907            Impact factor:   2.176


  1 in total

1.  Resistance to 9-beta-D-arabinofuranosyl-2-fluoroadenine due to reduced incorporation into DNA from competition by excess deoxyadenosine triphosphate: implications for different sensitivities to nucleoside analogues.

Authors:  Nobuyuki Yoshio; Yasukazu Kawai; Hiroki Hori; Takanori Ueda
Journal:  Int J Hematol       Date:  2005-06       Impact factor: 2.490

  1 in total

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