8Titball RW,Hunter SEC,Martin KL,et al.Molecular cloning and nucleotide sequence of the alpha-toxin (phospholipase C) of Clostridium perfringens[J].Infect Immun,1989,57(2):367-376.
9Katayama S I,Matsushita O,Minami J,et al.Comparison of the alpha-toxin genes of Clostridium perfringens type A and C strains:evidence for extragenic regulation of transcription[J].Infect Immun,1993,61(2):457-463.
10Leo Niile, Clostridium Perfringens in animal disease: a review of current knowledge [J]. Can Vet. 1980, 21: 141-148.