白斑综合征病毒(WSSV)是一种对虾养殖业中危险极大的传染性病原体，它是一种双链环状d NA杆状型病毒。
White spot syndrome virus (WSSV), a rod-shaped double-stranded circular DNA virus, is a kind of major dangerous infectious pathogen in shrimp culture industry.
另外，杆状病毒是非复制型载体，能高效表达目的蛋白，其作为基因转移载体在基因治疗中乙显示出良好的应用前景。
Additionally, baculovirus has been a new gene transfer vector used in gene therapy due to its advantages of the extremely high expression of foreign genes and being non-reproduce vector.
从大棚土壤中分离到一株异养型硝化细菌，命名为菌株HN ，分离菌株为革兰氏染色阳性，球状或杆状。
A heterotrophic nitrifier, named strain HN, was isolated from the greenhouse soil. The cells of isolates were Gram positive, rod or coccus.
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