Ramaiah, D., Kan, Y., Koch, T., Ørum, H., & Schuster, G. B. (1998). Enzymatic reaction with unnatural substrates: DNA photolyase (Escherichia coli) recognizes and reverses thymine [2+2] dimers in the DNA strand of a DNA/PNA hybrid duplex. The National Academy of Sciences.

Ramaiah, Danaboyina, Yongzhi Kan, Troels Koch, Henrik Ørum, and Gary B. Schuster. Enzymatic Reaction With Unnatural Substrates: DNA Photolyase (Escherichia Coli) Recognizes and Reverses Thymine [2+2] Dimers in the DNA Strand of a DNA/PNA Hybrid Duplex. The National Academy of Sciences, 1998.

Ramaiah, Danaboyina, et al. Enzymatic Reaction With Unnatural Substrates: DNA Photolyase (Escherichia Coli) Recognizes and Reverses Thymine [2+2] Dimers in the DNA Strand of a DNA/PNA Hybrid Duplex. The National Academy of Sciences, 1998.