"4-Quinolones" is a descriptor in the National Library of Medicine's controlled vocabulary thesaurus, 
	MeSH (Medical Subject Headings). Descriptors are arranged in a hierarchical structure, 
	which enables searching at various levels of specificity.
	
	
		
			
			
				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-quinolones are also substituted with a 1-piperazinyl group at the 7-position and a fluorine at the 6-position.
    
			
			
				
				
					
						| Descriptor ID | D042462 | 
					
						| MeSH Number(s) | D03.633.100.810.835.055 | 
					
						| Concept/Terms | 4-Quinolones4-Quinolones4 Quinolones4-Quinolinones4 Quinolinones4-Oxoquinolines4 Oxoquinolines
 | 
					
				
			 
			
				Below are MeSH descriptors whose meaning is more general than "4-Quinolones".
				
			 
			
			
				Below are MeSH descriptors whose meaning is more specific than "4-Quinolones".
				
			 
		 
	 
 
                                        
                                            
	
	
		
			
			
					
				This graph shows the total number of publications written about "4-Quinolones" by people in this website by year, and whether "4-Quinolones" was a major or minor topic of these publications. 
				
					![]() 
                    To see the data from this visualization as text, 
click here. 
                
			 	
			
			
			
			
				Below are the most recent publications written about "4-Quinolones" by people in Profiles.