4G ZiV, A.Glickman, Y.Weisman, Comparison of serum polymyxin B concentration in broilers after intramuscular and subcutaneous administration of a suspension in oiI and an aqueous solution of polymyxin B[J].Israel Journal of veterinary Medicine, 1994, 4( 1 )." 40-44.
5Nakajima K, Kawamata J.Studies on the mechanism of action of colistin.IV.Activation of Latent ribonuclease in Escherichia coli by colistin[J].Biken J.1966, 9(2): 115-123.
6G.Ziv, M.R.C.VS., F G, et al. Massage of polymyxins from serum into milk in ewes [J]. Am. J. Vet. Res. 1973,34(3).-317- 322.
7Rogers M J, Cohen J. Comparison of the binding of gram- negative bacterial endotoxin by polymyxin B sulphate, colistin sulphate and colistin sulphomethate sodium[J]. Infection.1986, 14 (2)779-81.