Transposon Tn 233(CH) encoding resistance to streptomycin, sulfonamide and mercuric salt was originally resident on Shigella flexneri plasmid DR233. In order to study its molecular characters, Tn233(CH) was transposed...Transposon Tn 233(CH) encoding resistance to streptomycin, sulfonamide and mercuric salt was originally resident on Shigella flexneri plasmid DR233. In order to study its molecular characters, Tn233(CH) was transposed to plasmid pBR322, and展开更多
文摘Transposon Tn 233(CH) encoding resistance to streptomycin, sulfonamide and mercuric salt was originally resident on Shigella flexneri plasmid DR233. In order to study its molecular characters, Tn233(CH) was transposed to plasmid pBR322, and