topoisomerase I inhibitor

C59323
concept

A topoisomerase I inhibitor is a drug that blocks the activity of the topoisomerase I enzyme, preventing DNA strand relaxation during replication and transcription and thereby inducing DNA damage and cell death, particularly in rapidly dividing cells.

All labels observed (2)

Label Occurrences
camptothecin derivative 1
topoisomerase I inhibitor canonical 1

Description generation (CDg)

The one-sentence description above was generated by prompting gpt-5.1 with the class name and this instruction.

Instruction
generate a one-sentence description for a given conceptual class.
# Response Format
Return only the sentence: "Description: [one-sentence description of the conceptional class]"
Input
Class: topoisomerase I inhibitor
Generated description
A topoisomerase I inhibitor is a drug that blocks the activity of the topoisomerase I enzyme, preventing DNA strand relaxation during replication and transcription and thereby inducing DNA damage and cell death, particularly in rapidly dividing cells.

Instances (1)

Instance Via concept surface
irinotecan