... 7-Nitrobenz-2-oxa-1,3-diazole (NBD) andproteinase K were purchased from Sigma (St. Louis, MO,USA). 5(6)-Carboxytetramethylrhodamine (TAMRA),N-(7-nitrobenz-2-oxa-1,3-diazol-4-yl )-1 ,2-dihexadecanyol-sn-glycero-3-phosphoethanolamine ... peptide; HA2-FP, N-terminalfusion peptide of in uenza virus; IFP, internal fusion peptide; NBD,7-nitrobenz-2-oxa-1,3-diazole; NBD-PE, N-(7-nitrobenz-2-oxa-1, 3- diazol-4-yl )-1 ,2-dihexadecanyol-sn -glycero-3-phosphoethanolamine;rhodamine, ... -glycero-3-phosphoethanolamine;rhodamine, 5(6)-carboxytetramethylrhodamine; Rh-PE, Lissa-mineTMrhodamine B 1,2-dihexadecanoyl-sn-glycero-3-phospho-ethanolamine, triethylammonium salt; SA, simulated...