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兵工学报  2011 

246-三硝基苯酚降解菌的筛选和表征

, PP. 646-650

Keywords: 微生物学,2,4,6三硝基苯酚,生物降解,Rhodococcussp.NJUST16

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Abstract:

?2,4,6-三硝基苯酚(俗称苦味酸,简称TNP)是一种重要的含能材料,广泛应用于起爆药生产中。针对TNP污染的生物治理,从长期受到TNP污染的土壤中富集筛选出了三株能以TNP为唯一碳源、氮源生长的菌株。其中,NJUST16菌的降解能力最为优异。经形态观察、16SrDNA序列分析和系统发育分析,NJUST16鉴定为Rhodococcussp.红外谱图、紫外可见光谱图等分析手段表明:TNP在菌株NJUST16的作用下,苯环发生了开环反应,硝基发生了脱除,且无明显的中间产物积累,TNP发生了矿化。

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