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We have recently shown that the plant alkaloid 20(S)-camptothecin and its derivatives 9-nitro-20(S)-camptothecin(9NC) and 9-amino-20(S)-camptothecin(9AC) inhibit the growth of a variety of human(More)
We have shown recently that the plant alkaloid camptothecin and its derivatives inhibited growth of human carcinoma and melanoma cells in vitro and induced regression of advanced human malignant(More)
The camptothecin derivatives 9-nitro-camptothecin (9NC) and 9-amino-camptothecin (9AC) inhibit similarly growth of HL-60, KG-1, and U-937 cells in vitro, whereas growth of THP-1 cells is inhibited by(More)