National Cancer Institute Thesaurus

Last uploaded: February 23, 2024
Preferred Name

Topoisomerase Inhibitor

Synonyms

topoisomerase inhibitor

Topoisomerase Inhibitors

Topoisomerase Inhibitor

DNA Topoisomerase Inhibitors

Definitions

Any substance that inhibits topoisomerase, an enzyme that cleaves the DNA backbone to relieve torsional stress in a DNA molecule generated during replication, transcription, and other structural transformations. Inhibition of topoisomerase causes DNA damage, inhibition of DNA replication, and apoptosis.

ID

http://ncicb.nci.nih.gov/xml/owl/EVS/Thesaurus.owl#C1748

ALT_DEFINITION

A substance that blocks topoisomerases (enzymes that break and rejoin DNA strands and are needed for cells to divide and grow). Blocking these enzymes may kill cancer cells. Certain topoisomerase inhibitors are being studied in the treatment of cancer.

code

C1748

DEFINITION

Any substance that inhibits topoisomerase, an enzyme that cleaves the DNA backbone to relieve torsional stress in a DNA molecule generated during replication, transcription, and other structural transformations. Inhibition of topoisomerase causes DNA damage, inhibition of DNA replication, and apoptosis.

FULL_SYN

topoisomerase inhibitor

Topoisomerase Inhibitors

Topoisomerase Inhibitor

DNA Topoisomerase Inhibitors

label

Topoisomerase Inhibitor

Legacy Concept Name

Topoisomerase_Inhibitor

Preferred_Name

Topoisomerase Inhibitor

prefixIRI

Thesaurus:C1748

Semantic_Type

Chemical Viewed Functionally

UMLS_CUI

C0598317

subClassOf

http://ncicb.nci.nih.gov/xml/owl/EVS/Thesaurus.owl#C129825

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