. "Chemotactic peptide" . . . . . . "N-Formylmethionine-leucyl-phenylalanine" . . "fMLP" . . "fMLP" . "fMLF" . "N-Formylmethionine-leucyl-phenylalanine" . . . "n-formylmethionine leucyl-phenylalanine" . "''N''-formylmethionine-leucyl-phenylalanine" . . "F-Met-Leu-Phe" . "(L)-Phenylalanine, N-(N-(N-formyl-(L)-methionyl)-(L)-leucyl)-" . . . . . . . "N-formylmethionine-leucyl-phenylalanine" . . . "(2S)-2-{(2S)-2-[(2S)-2-Formamido-4-(methylsulfanyl)butanamido]-4-methylpentanamido}-3-phenylpropanoic acid" .