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. 2013 Jul 24;8(7):e70510. doi: 10.1371/journal.pone.0070510

Figure 8. Circular dichroism spectral titration of DNA-poyamine complexes.

Figure 8

Intrinsic CD spectra of (A) CP DNA (30 µM) treated with 0–63 µM (curves 1 to 7) spermine (B) CP DNA (30 µM) treated with 0–135 µM (curves 1 to 7 ) spermidine (C) EC DNA (30 µM) treated with 0–95 µM (curves 1 to 7) spermine (D) EC DNA (30 µM) treated with 0–175 µM (curves 1 to 7) spermidine (E) ML DNA (30 µM) treated with 0–120 µM (curves 1 to 7) spermine and (F) ML DNA (30 µM) treated with 0–250 µM (curves 1 to 7 ) spermidine at 293.15 K.