ACN	acetonitrile
Acm	S-acetamidomethyl group
ATCC	American Type Culture Collection
Boc	tert-butyloxycarbonyl group
CLSI	Clinical and Laboratory Standards Institute
DCM	dichloromethane
DIC	N,N′-diisopropylcarbodiimide
DMF	N,N-dimethylformamide
EDT	1,2-ethanedithiol
EDTA	ethylenediaminetetraacetic acid
ESI–MS	electrospray-ionization mass spectrometry
Fmoc	9-fluorenylmethoxycarbonyl group
HC50	lipopeptide concentration causing 50% hemolysis
hRBCs	human red blood cells
Met(O)/M(O)	methionine sulfoxide
Met(O2)/M(O2)	methionine sulfone
MIC	minimum inhibitory concentration
MOPS	3-(N-morpholino)propanesulfonic acid
Nle	norleucine
Nva	norvaline
Pbf	2,2,4,6,7-pentamethyl-dihydrobenzofuran-5-sulfonyl residue
PBS	phosphate-buffer saline
RP-HPLC	reverse-phase high-performance liquid chromatography
tBu	tert-butyl group
TFA	trifluoroacetic acid
TIS	triisopropylsilane
Trt	trityl group
USCLs	ultrashort cationic lipopeptides