화학공학소재연구정보센터
학회 한국화학공학회
학술대회 2016년 봄 (04/27 ~ 04/29, 부산 BEXCO)
권호 22권 1호, p.476
발표분야 생물화공
제목 Production of Poly(3-hydroxybutyrate) by Ralstonia eutropha from sunflower stalks hydrolysate solution
초록 Lignocellulosic biomass is considered as one of the alternative raw materials for the production of biofuels, valuable chemicals, and polymers that are being produced from fossil fuels. Thus, xylose, which is one of the major components of the hydrolyzed lignocelluloses, is a promising substrate in lignocellulosic biomass based fermentation processes. In this study, recombinant R. eutropha NCIMB11599 expressing the E. coli xylAB genes encoding xylose isomerase and xylulokinase respectively, was constructed and examined for the synthesis of poly(3-hydroxybutyrate) [P(3HB)] using xylose. Recombinant R. eutropha (pKM212-XylAB) successfully utilized xylose as a sole carbon source and also was able to co-utilize xylose and glucose. Finally, recombinant R. eutropha (pKM212-XylAB) completely consumed glucose and xylose in the sunflower stalk based medium. Detailed results will be presented in this presentation.
저자 김희수1, 오영훈2, 장영아2, 강경희2, Yokimiko David3, 유주현2, 송봉근2, 장용근1, 주정찬2, 박시재3
소속 1한국과학기술원, 2한국화학(연), 3명지대
키워드 바이오에너지/환경생물공학
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