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Highly Effective Directed Vat Set for Lactobacillus
Pages: 102-104,107
Year: Issue:  17
Journal: Hunan Agricultural Sciences

Keyword:  嗜热链球菌保加利亚乳杆菌增殖冻干保护剂直投式发酵剂;
Abstract: 为了探索制备高效乳酸菌直投式发酵剂的最佳方法,从离心收集条件、干燥方法及冻干保护剂几个方面进行了研究,最终确定在转速为3000 r/min条件下离心10 min收集菌体,而后用冷冻干燥法对菌泥进行干燥,并研究出了高效的复合冻干保护剂的配方为谷氨酸钠20g/L、甘油30 mL/L和Vc 20 g/L,同时溶解于无菌脱脂乳中.采用此法成功地制备了性能优良的乳酸菌直投式发酵剂.
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