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胸膜肺炎放线杆菌真空冷冻干燥保护剂的比较 被引量:1

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摘要 为研究胸膜肺炎放线杆菌(APP)在真空冻干保存中不同浓度、不同种类保护剂对菌株存活的影响,选用胸膜肺炎放线杆菌血清3型(S3)菌株与100g/L的脱脂奶粉、200g/L的脱脂奶粉、100g/L的脱脂奶粉+50g/L的蔗糖3种保护剂混合后冻干,经过一定的时间后,复苏冻干菌种,观察胸膜肺炎放线杆菌存活率。结果表明,100g/L的脱脂奶粉+50g/L的蔗糖作为保护剂对APP的保护效果最好,冻存菌株解冻后存活率95%以上,APP形态典型,CAMP特性未发生改变。
出处 《动物医学进展》 CSCD 2007年第1期109-110,共2页 Progress In Veterinary Medicine
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