环状dna meaning in English
circular dna
cyclic dna
Examples
- Plasmids are exta - chromosomal doublestranded , circular dna molecules found in prokaryotic and eukaryotic cells
质粒是在原核和真核细胞中发现的染色体外的双链环状dna分子。 - Baculovirus is a kind of double - stranded circle large dna virus , which has been developed as an environment sound pesticide and a powerful vector of foreign protein expression as well as a potential vector of gene therapy
杆状病毒是一类双链环状dna病毒，作为生物防治杀虫剂及高效外源蛋白表达载体得到广泛研究。近来有许多学者致力于杆状病毒作为基因治疗载体的研究。 - To find dnaase in the earthworm the tissue extract of earthworm with different concentration reacted with rna , circular dna , linear dna for an hour at 37 , then the producetion was detected by 1 % agrose gel . the tissue extract of earthworm , the tissue protein extract of earthworm and the tissue extract of earthworm without protein reacted with pbv220 - r - inf for an hour at 37 , then the producetion was detected by 1 % agrose gel . 2
双胸蚓组织中dna酶的发现用不同浓度的双胸蚓组织提取液与rna 、环状dna及线状dna在37反应1小时后用1的琼脂糖凝胶电泳对其反应产物进行观察；双胸蚓组织粗提取液、双胸蚓组织蛋白粗提取液及双胸蚓组织去蛋白提取液分别与pbv220 - ? inf质粒37反应1小时后用1的琼脂糖凝胶电泳对其反应产物进行观察。