CALIBRATION OF AN IN-VITRO ASSAY SYSTEM USING A NONADHERENT CELL-LINE TO EVALUATE THE EFFECT OF A DRUG ON TOXOPLASMA-GONDII

被引:7
作者
BUNETEL, L
GUERIN, J
ANDRE, P
ROBERT, R
DEUNFF, J
机构
[1] FAC MED PHARM RENNES,BIOMATH LAB,F-35043 RENNES,FRANCE
[2] FAC MED PHARM RENNES,VIROL LAB,F-35043 RENNES,FRANCE
[3] UNIV ANGERS,FAC PHARM,PARASITOL PHARMACEUT LAB,F-49035 ANGERS,FRANCE
关键词
TOXOPLASMA GONDII; TG 180 CELL LINE; THERAPEUTIC ASSAY SYSTEM;
D O I
10.1016/0020-7519(95)00199-C
中图分类号
R38 [医学寄生虫学]; Q [生物科学];
学科分类号
07 ; 0710 ; 09 ; 100103 ;
摘要
A TG 180 non-adherent cell culture with Toxoplasma gondii and spiramycin was performed in order to calibrate TG 180 cells used in a therapeutic assay system. TG 180 cells were infected with the RH strain of 2. gondii, and spiramycin was added at final concentrations of 1, 2, 4, 8, 12, 16, 20 and 25 mu g/ml. A least-squares linear regression with confidence interval was calculated from the experimental curve and allowed the determination of the 50% inhibitory concentration of spiramycin. The IC50 of 13.7 mu g/ml obtained is comparable with the results of the literature. The system including TG 180 cells (recently cultured in vitro) provides a rapid, accurate and economical determination of the effects of a drug on Toxoplasma gondii.
引用
收藏
页码:699 / 704
页数:6
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