| 摘要 |
A therapeutic system comprising: (a) a compound comprising a target cell-specific portion and a portion capable of converting a substance into another substance; and (b) a molecule capable of substantially inhibiting the conversion of said substance, or a precursor of said molecule. In one particularly preferred embodiment said other substance is cytotoxic and said substance is substantially non-cytotoxic, the system further comprising said substance. In a second particularly preferred embodiment said substance, in its native state, is able to inhibit the effect of a cytotoxic agent and said other substance has less effect against said cytotoxic agent, the system further comprising (a) a cytotoxic agent and (b) said substance.
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