Microtiter tray showing a range of drug dilutions of LY, from 0.009 to 0.5 mg/liter (wells 1 to 10), and positive and solvent controls (wells 12 and 11, respectively) in CAS media when inoculated with Aspergillus species. Rows A and B, A. terreus; rows C and D, A. fumigatus; rows E and F, A. niger; and rows G and H, A. flavus.