| 摘要 |
The present invention relates to a method for treating a tumor in a tissue of a human or non-human animal, the tumor having an elevated level of glutathione relative to the tissue, the method comprising the steps of administering to the animal a prodrug comprising a thiopurine having a sulfur heteroatom conjugated to an alpha-, beta-unsaturated carbonyl moiety, in combination with a pharmaceutically acceptable carrier, the moiety comprising a double bond having an alpha end and a beta end, the beta end being accessible to glutathione in an addition-elimination reaction, the prodrug lacking an ionizable carboxylic acid group; and observing a reduction in growth of the tumor.
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