| 1 |
10194547 | The cardioprotective and DNA topoisomerase II inhibitory agent dexrazoxane (ICRF-187) antagonizes camptothecin-mediated growth inhibition of Chinese hamster ovary cells by inhibition of DNA synthesis. | 1999 Jan |
1 |
| 2 |
9108456 | Mammalian DNA topoisomerase I mediates the enhancement of radiation cytotoxicity by camptothecin derivatives. | 1997 Apr 15 |
2 |
| 3 |
8565133 | The anti-cancer drug camptothecin inhibits elongation but stimulates initiation of RNA polymerase II transcription. | 1996 Jan |
1 |
| 4 |
7678901 | Higher G2 sensitivity to the induction of chromosomal damage in the CHO mutant EM9 than in its parental line AA8 by camptothecin, an inhibitor of DNA topoisomerase I. | 1993 Feb |
3 |
| 5 |
8244980 | Cloning of Chinese hamster DNA topoisomerase I cDNA and identification of a single point mutation responsible for camptothecin resistance. | 1993 Dec 5 |
4 |
| 6 |
1383716 | Nalidixic acid-resistant V79 cells with reduced DNA topoisomerase II activity and amplification prone phenotype. | 1992 Oct |
1 |
| 7 |
2846151 | Camptothecin-resistant mutants of Chinese hamster ovary cells containing a resistant form of topoisomerase I. | 1988 Nov 15 |
3 |