An official website of the United States government.

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS
A lock ( ) or https:// means you've safely connected to the .gov website. Share sensitive information only on official, secure websites.

Biological Activity Topoisomerase-I-Inhibitor

Select a Results View:

List of activity chemicals.
Click on column headings to sort table by that column. *Unless otherwise noted all references are to (Duke, 1992)
Chemical Name Dosage Reference
XESTOQUINONE IC50=0.15 ug/ml Bae, M. A., Tsuji, T., Kondo, K., Hirase, T., Ishibashi, M., Shigemori, H., Kobayashi, J. I. 1993. Inhibition of Mammalian Topoisomerase I by Xestoquinone and Halenaquinone. Biosci. Biotech. Biochem., 57: 330-331.
List of Activity Plants.
Click on column headings to sort table by that column.
Plant Name Common Name Chemical Count Total Parts Per Million
Cynara cardunculus Artichoke 4 0
Cypripedium pubescens Ladyslipper 1 0
Cytisus ardoini not available 1 0
Cytisus ingramii not available 1 0
Cytisus multiflorus not available 1 0
Cytisus scoparius Scotch Broom 3 0
Cytisus striatus not available 1 0
Cytisus tribracteolatus not available 1 0
Daphne genkwa Yuan Hua 2 0
Daucus carota Carrot 6 0
Desmodium gangeticum not available 1 16
Dictamnus albus Akgiritotu; Burning Bush; Dittany; Gas Plant; Gazelotu 1 0
Digitalis lanata Grecian Foxglove 1 0
Digitalis purpurea Purple Foxglove 3 0
Dioclea glycinoides not available 1 30
Diospyros virginiana American Persimmon 3 0
Dipogon lignosus not available 1 0
Dodonaea viscosa Hopwood 2 0
Dolichos biflorus not available 1 0
Drimys winteri Winter's Bark 2 0