一株产脂肪酶菌株的分离筛选及鉴定

Guangdong Feed(2021)

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Abstract
采用梯度稀释涂布法及平板筛选法从松树林下分离到12株产脂肪酶菌株.复筛到一株产脂肪酶性能较好的菌株TS-2,在30℃、180rpm条件下培养48h脂肪酶活为4.8U/mL.综合菌落形态、生长特性镜检形态及5.8S rDNA-ITS区序列系统进化分析证明所分离的菌株TS-2为解脂耶氏酵母酵母(Yarrowia lipolytica),具有较大的畜禽养殖应用潜力.
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