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( On You Choi ),( Young Sook Moon ),( Young Cbeol Chang ) 조선대학교 공학기술연구원 2011 공학기술논문지 Vol.4 No.2
The purpose of this study was to investigate the proximate composition, mineral amino acid, and antioxidant component from fruiting body of Pleurotus ostreatus mutant cultivated based on agricultural and industrial by-product. The concentrations of dry matters, crude ash, crude protein, crude fat, and organic matter in PR media were 91.2, 5.3 23.4 4.8, and 84.6%, respectively. In the ca e of CAPR media, they were 91.4, 5.0, 25.1, 5.0, and 84.9%, respectively. The mineral concentrations followed the order of potasssium> phosphate calcium> sodium> iron> magnesium. The most major components of essential amino acids were lysine, leucine, and valine in PR and CAPR media. On the other hand, in the case of nonessential amino acids, they were aspartic acid and glutamic acid, respectively. The total phenol concentration in PR and CAPR media were 15.5 and 16.7 mg/g, respectively. The total flavonoid concentration in PR and CAPR media were 1.2 and 1.3 mg/g, respectively. In the case of polysaccharide, they were 2.3 and 2.2 mg/g, respectively. Overall, these results indicate that fruiting bodies of P. ostreatus mutant have been good potential as a source of material or additives for food, cosmetics, and drug compositions, in the agricultural and industrial sector.