《英文msh词典》4 Quinolones
[入口词] 4 Quinolones
[主题词] 4-Quinolones
[英文释义] QUINOLONES containing a 4-oxo (a carbonyl in the para position to the nitrogen). They inhibit the A subunit of DNA GYRASE and are used as antimicrobials. Second generation 4-quinoloines are also substituted with a 1-piperazinyl group at the 7-position and a fluorine at the 6-position.