Microorganism preservation solution and use method thereof

The invention belongs to the technical field of microorganism preservation, and relates to microorganism preservation liquid and a use method thereof. The microorganism preservation solution provided by the invention is prepared from the following active ingredients in parts by mass: 42 to 75 parts of polyvinyl alcohol, 2 to 3 parts of low-density lipoprotein, 6 to 40 parts of ectoine, 0.5 to 1.2 parts of sodium thioglycolate and 100 parts of glycerol. The microorganism preservation liquid provided by the invention provides a carrier for microorganism preservation, can effectively protect the activity of microorganisms, and improves the survival rate and activity of thalli. 本发明属于微生物保存技术领域，涉及一种微生物保存液及其使用方法。本发明提供的微生物保存液，以质量份计，由以下有效成分构成：聚乙烯醇42-75份、低密度脂蛋白2-3份、四氢嘧啶6-40份、硫乙醇酸钠0.5-1.2份和甘油100份。本发明提供的微生物保存液为微生物保存提供载体，能有效保护微生物活性，提高菌体存活率和菌体活性。