
Keywords: DNA متصل به جنس مخالف بسته شده است; AFM; atomic force microscopy; ATR; Attenuated total reflectance (IR system); CCC; covalently closed circular DNA; CD; circular dichroism; CT DNA; calf thymus DNA; DEPT; distortionless enhancement by polarization transfer; DMF; Dimethylformamide; DMSO; Dim