共 24 条
New derivatives of 7-chloroquinolin-4-amine with antiprotozoal activity
被引:6
作者:
Faist, Johanna
[1
]
Hinteregger, Clemens
[1
]
Seebacher, Werner
[1
]
Saf, Robert
[2
]
Maser, Pascal
[3
,4
]
Kaiser, Marcel
[3
,4
]
Weis, Robert
[1
]
机构:
[1] Graz Univ, Pharmaceut Chem, Inst Pharmaceut Sci, A-8010 Graz, Austria
[2] Graz Univ Technol, Inst Chem & Technol Mat, A-8010 Graz, Austria
[3] Swiss Trop & Publ Hlth Inst, Basel, Switzerland
[4] Univ Basel, CH-4003 Basel, Switzerland
关键词:
Amines;
Antiplasmodial activity;
Heterocycles;
NMR spectroscopy;
Nucleophilic substitutions;
Quinoline;
PLASMODIUM-FALCIPARUM;
TRYPANOSOMA-BRUCEI;
DRUG-RESISTANCE;
ASSAY;
SUSCEPTIBILITY;
SENSITIVITY;
RHODESIENSE;
INVITRO;
D O I:
10.1016/j.bmc.2016.12.006
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:
Novel co-aminoacyl and -alkyl derivatives of 7-chloroquinolin-4-amine were prepared and their structures confirmed by NMR spectroscopy. Their antiprotozoal activities were examined in vitro against the sensitive NF54 strain as well as against the multiresistant K-1 strain of Plasmodium falciparum and against Trypanosoma brucei rhodesiense (STIB 900). The results were compared with the activities of clinically used drugs. Their antitypanosomal activities were only moderate whereas their antiplasmodial activities looked very promising. Some were equal or slightly more active than chloroquine against the sensitive strain. However, in comparison to chloroquine, the activity of the new compounds was decreased much less in the resistant strain. Several possessed activity against both strains in low nanomolar concentration. (C) 2016 Elsevier Ltd. All rights reserved.
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页码:941 / 948
页数:8
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