Extraction and purification of ε-poly-l-lysine from fermentation broth using an ethanol/ammonium sulfate aqueous two-phase system combined with ultrafiltration

• DOI: 10.1039/d0ra04245e
• Publication Date: 2020-08-10T11:43:31Z
• Authors: Xusheng Chen; Wenjiao Diao; Yu Ma; Zhonggui Mao
• Keywords: 0106 biological sciences; Chemistry; 01 natural sciences; 6. Clean water

Natural antimicrobial agent ε-poly-l-lysine could be alternative prepared by ethanol/ammonium sulfate ATPS combined with ultrafiltration from the microbial feedstock.