戊糖片球菌摇瓶种子培养基的优化

Xinjiang Agricultural Sciences(2013)

Cited 23|Views12
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Abstract
【目的】对戊糖片球菌摇瓶种子培养基进行优化,为高效、优质的微生态制剂产品研制奠定基础。【方法】通过单因素试验和正交试验,对戊糖片球菌摇瓶种子培养基进行优化研究。【结果】获得最优的种子培养基配方为:葡萄糖3.5%、酵母粉1.0%、牛肉膏1.0%、乙酸钠0.6%、磷酸氢二钾0.2%、柠檬酸氢二铵0.2%、硫酸镁0.04%、硫酸锰0.009%、吐温80 1.5 mL、碳酸钙1.0%。培养周期为18 h。【结论】戊糖片球菌在优化的培养基培养下活菌数达到8.6×109CFU/mL。
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Key words
single factor experiments,seed medium optimization,Pediococcus pentosaceus,orthogonal experiment
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