Two homogeneous new peptidoglycans were obtained from Lycium barbarum L. Theywere found to be effective ingredients capable of resining lipid peroxidation. The componentsand linkages of the two homogeneous polysacchar...Two homogeneous new peptidoglycans were obtained from Lycium barbarum L. Theywere found to be effective ingredients capable of resining lipid peroxidation. The componentsand linkages of the two homogeneous polysaccharides were studied by means of complete acidhydrolysis, periodate oxidation. Smith degradation enzyme hydrolysis, IR, GC and aminoacid analysis. Homogeneous polysaccharide LBPC2 was found to be a β(1→4)(1→6) peptidoglycanwith MW of 1.2×104, composed of Xyl, Rha. Man in a molar ratio of8.8:2.3;1, LBPC4 was foundto be a a(1→4)(1→6) peptidoglycan with MW of 1.0×104, composed of glucans.展开更多
文摘Two homogeneous new peptidoglycans were obtained from Lycium barbarum L. Theywere found to be effective ingredients capable of resining lipid peroxidation. The componentsand linkages of the two homogeneous polysaccharides were studied by means of complete acidhydrolysis, periodate oxidation. Smith degradation enzyme hydrolysis, IR, GC and aminoacid analysis. Homogeneous polysaccharide LBPC2 was found to be a β(1→4)(1→6) peptidoglycanwith MW of 1.2×104, composed of Xyl, Rha. Man in a molar ratio of8.8:2.3;1, LBPC4 was foundto be a a(1→4)(1→6) peptidoglycan with MW of 1.0×104, composed of glucans.