S. Devi, Meenakshi Suhag, Joginder Singh, A. Dhaka
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引用次数: 0
摘要
本研究对丝状真菌atroviride木霉AD-130生产纤维素酶和木聚糖酶进行了研究。对阿托维绿木霉AD-130深层发酵产纤维素酶和木聚糖酶的培养条件和营养条件进行了优化。利用甘蔗的木质纤维素生物量作为生产纤维素酶和木聚糖酶的碳源。整个发酵过程在250ml的Erlenmeyer烧瓶中进行,搅拌速度为170rpm。以2.0% (w/v) muncharum生物量为底物,在30℃pH为6.0的初始培养基中培养atroviride木霉AD-130,第5天和第4天的纤维素酶效价分别为:FPase 1.01 U mL-1、CMCase 2.69 U mL-1、b-葡萄糖苷酶0.82 U mL-1和木聚糖酶82.99 U mL-1。
Highly Efficient Conversion Biomass of Saccharum munja for Cellulases and Xylanase Production to Ethanol Repression by Newly Isolated Trichoderma atroviride AD-130
In this study the filamentous fungi Trichoderma atroviride AD-130 was evaluated for production of cellulases as well as xylanase. An attempt has been made to optimize the cultural and nutritional conditions for cellulases and xylanase production by Trichoderma atroviride AD-130 under submerged fermentation. The lignocellulosic biomass of Saccharum munja was used as carbon source for cellulases and xylanase production. Whole fermentation process was carried out in 250 mL Erlenmeyer flasks with agitation speed of 170rpm. The maximum titers of cellulases (FPase 1.01 U mL-1, CMCase 2.69 U mL-1, b-glucosidase 0.82 U mL-1) and xylanase (82.99 U mL-1) were obtained on 5th and 4th day respectively when Trichoderma atroviride AD-130 was grown at initial medium having pH 6.0 at 30°C using 2.0% (w/v) Saccharum munja biomass as substrate.