In vivo antitumor effects of electrochemotherapy in a hepatoma model

被引:67
作者
Jaroszeski, MJ [1 ]
Gilbert, RA [1 ]
Heller, R [1 ]
机构
[1] UNIV S FLORIDA, DEPT CHEM ENGN, TAMPA, FL 33612 USA
来源
BIOCHIMICA ET BIOPHYSICA ACTA-GENERAL SUBJECTS | 1997年 / 1334卷 / 01期
关键词
electrochemotherapy; bleomycin; hepatoma; electroporation; chemotherapy; (rat liver);
D O I
10.1016/S0304-4165(96)00147-X
中图分类号
Q5 [生物化学]; Q7 [分子生物学];
学科分类号
071010 ; 081704 ;
摘要
The use of in vivo electroporation in combination with a chemotherapeutic agent (electrochemotherapy) for the treatment of liver tumors was examined. Induced rat hepatomas were treated with a 0.5 unit intratumor bleomycin dose followed by rectangular direct current pulses. Six pulses were administered during treatment using a needle array electrode that rotated the applied electric field around the tumors. A 84.6% objective response rate resulted for tumors that received both bleomycin and electric pulses. Control groups that received partial or no treatment showed less than 10% objective response rates. These results indicate that electrochemotherapy can be translated from the treatment of cutaneous cancers to the treatment of liver tumors and other internal tumors.
引用
收藏
页码:15 / 18
页数:4
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