topoisomerase
Noun
Meaning
topoisomerase (plural topoisomerases)
(biochemistry) Any of several enzymes that affect the topology of DNA, especially ones that relax supercoiling.
Synonym: isotopomerase
Anagrams
Examples
For many gram-negative bacteria, DNA gyrase is the target, whereas topoisomerase IV is the target for many gram-positive bacteria.
Drugs that target topoisomerase II can be divided into two groups.
Finally, mutations at key sites in DNA gyrase or topoisomerase IV can decrease their binding affinity to quinolones, decreasing the drugs' effectiveness.
Irinotecan inhibits topoisomerase 1, consequently the cytostatic effect is increased Jia Jia et al: "Mechanisms of drug combinations: interaction and network perspectives."
The most common secondary neoplasm is secondary acute myeloid leukemia, which develops primarily after treatment with alkylating agents or topoisomerase inhibitors.
Then, topoisomerase 1 tries to repair the damage.