Covalently Closed Circular DNA 共价闭合环状DNA ; 共价闭环DNA ; 超螺旋的共价闭合环状质粒DNA ; 共价闭环

virus covalently closed circular dna 共价闭合环状dna

covalent closed circular dna 共价闭环DNA

Covingently Closed Circular DNA 成共价闭合环状DNA

covalent closed circular DNA molecule 共价闭合环状

covalently closed circular dna cccdna 共价闭合环状dna