TY - GEN AU - Mellado, Emilia AU - Garcia-Effron, Guillermo AU - Alcazar-Fuoli, Laura AU - Cuenca-Estrella, Manuel AU - Rodriguez-Tudela, Juan Luis PY - 2004 DO - 10.1128/AAC.48.7.2747-2750.2004 SN - 0066-4804 UR - http://hdl.handle.net/20.500.12105/8260 AB - Five clinical isolates of Aspergillus fumigatus that exhibited similar patterns of reduced susceptibility to itraconazole and other triazole drugs were analyzed. Sequence analysis of genes (cyp51A and cyp51B) encoding the 14alpha-sterol demethylases... LA - eng PB - American Society for Microbiology (ASM) KW - Alleles KW - Amino Acid Sequence KW - Amino Acid Substitution KW - Antifungal Agents KW - Aspergillus fumigatus KW - Azoles KW - Cytochrome P-450 Enzyme System KW - Drug Resistance, Fungal KW - Fungal Proteins KW - Methionine KW - Microbial Sensitivity Tests KW - Molecular Sequence Data KW - Mutation KW - Reverse Transcriptase Polymerase Chain Reaction TI - Substitutions at methionine 220 in the 14alpha-sterol demethylase (Cyp51A) of Aspergillus fumigatus are responsible for resistance in vitro to azole antifungal drugs TY - research article ER -