... properties has been a wide range of knowledge, but has a different mechanism of Gram-positive bacteria and gram-negative ... or D-Glycosaminoglycan (GlcN) KORUI CHITIN group some of the surface of immune cells containing GlcNAc and GlcN residues receptor, ... Escherichia coli, Klebsiella pneumoniae, Enterobacter aerogenes, Proteus, Pseudomonas, of which 80% -90 infections caused by Gram-positive bacteria ...