8[7]Itzhaki, RF. Colorimetric method for estimating polylysine and poly-arginine[J]. Anal Biochem,1972,50,569-574.
9[8]Prihardi kahar, Toshiharuk iwata. Enhancement of (-PL production by Streptomyces albulus Strain 410 using pH Control[J]. Journal of Bioscience and Bioengineering,2001,91(2):190-194.
10[9]Shima S,Oshima S,Sakai H. Biosynthesis of (-poly-L-lysine by washed myceliaum of Streptomyces albulus No-346[J]. Nippon Nogeikagaku Kaishi,1983,57:221-226.