Table 16.1 Fluorescent lipopolysaccharide conjugates.

Fluorophore Abs * Em * Escherichia coli Salmonella minnesota
Alexa Fluor 488 495 519 L23351 L23356
BODIPY FL 503 513 † L23350  
Alexa Fluor 568 578 603 L23352  
Alexa Fluor 594 590 617 L23353  
* Approximate absorption (Abs) and fluorescence emission (Em) maxima for conjugates, in nm. † At high concentrations, the emission maximum for the BODIPY FL dye may shift from ~513 nm to ~620 nm.ref