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Abstract:
将高效降解氨氮的假丝酵母菌Candida sp.与高效降解亚硝酸盐氮的耐盐红螺菌Rhodospeudomonas capsulate进行原生质体融合,探讨原生质体制备及融合的条件,并对融合子进行了筛选。结果表明,原生质体制备的优化条件如下:耐盐红螺菌,溶菌酶量为1.5 mg/mL,EDTA浓度为0.1 g/L,作用时间为45min;假丝酵母菌,蜗牛酶量为0.5 mg/mL,巯基乙醇的质量分数为0.1%,EDTA浓度为1 g/L,作用时间为30 min。两种原生质体在聚乙二醇(PEG-6000)和Ca2+的诱导下发生融合,在添加制霉菌素和链霉素的选择培养基上进行初筛,以生长稳定性及对氨氮、亚硝酸...
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大连海洋大学学报
Year: 2011
Issue: 05
Volume: 26
Page: 407-413
Cited Count:
WoS CC Cited Count: 0
SCOPUS Cited Count:
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count:
Chinese Cited Count:
30 Days PV: 1
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