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Title: Effects of thymidine and uridine on the phosphorylation of 3'-azido-3'-deoxythymidine (zidovudine) in human mononuclear cells

Journal Article · · Antimicrobial Agents and Chemotherapy; (USA)
DOI:https://doi.org/10.1128/AAC.35.1.198· OSTI ID:5803054
; ; ; ;  [1]
  1. National Cancer Institute, Bethesda, MD (USA)

The effects of thymidine and uridine on the phosphorylation of 3'-azido-3'-deoxythymidine (AZT) were studied in various human mononuclear cell preparations. Thymidine suppressed ({sup 3}H)AZT phosphorylation in the same concentration range (20 to 100 microM) in which it antagonizes the anti-human immunodeficiency virus activity of AZT. Uridine, in turn, had no influence on AZT phosphorylation, just as it has no effect on the anti-human immunodeficiency virus activity of AZT. These findings are consistent with a close relationship between the inhibition of AZT phosphorylation and the influence of physiological nucleosides on the antiviral activity of AZT.

OSTI ID:
5803054
Journal Information:
Antimicrobial Agents and Chemotherapy; (USA), Vol. 35:1; ISSN 0066-4804
Country of Publication:
United States
Language:
English

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