Thymine Dimer Formation probed by Time-resolved Vibrational Spectroscopy

• DOI: 10.1364/up.2006.tuh1
• Publication Date: 2013-04-26T17:10:13Z
• Authors: W. J. Schreier; T. E. Schrader; F.O. Koller; P. Gilch; W. Zinth; B. Kohler
• Keywords: Pyrimidine dimer; Photoexcitation; Thymine

Cyclobutane pyrimidine dimers are the major photoproducts formed when DNA is exposed to UV light. Femtosecond time-resolved vibrational spectroscopy shows that thymine in thymidine oligonucleotides < 20 ps after photoexcitation.