By Yoshimitsu Hamano
Poly-epsilon-L-lysine is a polycationic peptide and shows antimicrobial job opposed to a large spectrum of microorganisms. it really is either secure and biodegradable and is for that reason used as a foodstuff preservative in numerous nations. additionally, there was nice curiosity in clinical and different functions of poly-lysine and its derivatives.
In distinction, poly-gamma-glutamic acid is an strange anionic polypeptide. it's also water soluble, biodegradable, fit to be eaten, non-toxic and non-immunogenic and will be chemically converted to introduce a variety of medicines. those beneficial properties are very necessary for pharmaceutical and biomedical functions. Poly-glutamic acid can also be a hugely appealing as a foodstuff ingredient.
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Amino-Acid Homopolymers Occurring in Nature: 15 (Microbiology Monographs) by Yoshimitsu Hamano