A short-term in vitro test for tumour sensitivity to adriamycin based on flow cytometric DNA analysis
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A short-term in vitro test for tumour sensitivity to adriamycin based on flow cytometric DNA analysis. / Engelholm, S A; Spang-Thomsen, M; Vindeløv, L L.
In: British Journal of Cancer, Vol. 47, No. 4, 1983, p. 497-502.Research output: Contribution to journal › Journal article › Research › peer-review
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TY - JOUR
T1 - A short-term in vitro test for tumour sensitivity to adriamycin based on flow cytometric DNA analysis
AU - Engelholm, S A
AU - Spang-Thomsen, M
AU - Vindeløv, L L
N1 - Keywords: Animals; Carcinoma, Ehrlich Tumor; Cell Cycle; Cells, Cultured; DNA, Neoplasm; Dose-Response Relationship, Drug; Doxorubicin; Drug Resistance; Flow Cytometry; Mice
PY - 1983
Y1 - 1983
N2 - A new method to test the sensitivity of tumour cells to chemotherapy is presented. Tumour cells were incubated in vitro on agar, and drug-induced cell cycle perturbation was monitored by flow cytometric DNA analysis. In the present study the method was applied to monitor the effect of adriamycin on an adriamycin-sensitive Ehrlich ascites tumour and two adriamycin-resistant tumours. Adriamycin caused a dose-related accumulation of tumour cells in the G2 + M phase in the sensitive tumour. Drug concentrations greater than or equal to 100-fold higher were required to induce similar changes in the resistant tumours. The dose level causing maximum accumulation in the G2 + M phase is suggested as a parameter for quantifying the sensitivity. The results indicate that the method can be extended to sensitivity testing of human tumours.
AB - A new method to test the sensitivity of tumour cells to chemotherapy is presented. Tumour cells were incubated in vitro on agar, and drug-induced cell cycle perturbation was monitored by flow cytometric DNA analysis. In the present study the method was applied to monitor the effect of adriamycin on an adriamycin-sensitive Ehrlich ascites tumour and two adriamycin-resistant tumours. Adriamycin caused a dose-related accumulation of tumour cells in the G2 + M phase in the sensitive tumour. Drug concentrations greater than or equal to 100-fold higher were required to induce similar changes in the resistant tumours. The dose level causing maximum accumulation in the G2 + M phase is suggested as a parameter for quantifying the sensitivity. The results indicate that the method can be extended to sensitivity testing of human tumours.
M3 - Journal article
C2 - 6849794
VL - 47
SP - 497
EP - 502
JO - The British journal of cancer. Supplement
JF - The British journal of cancer. Supplement
SN - 0007-0920
IS - 4
ER -
ID: 12872558