P. M. E. Gramlich, C. T. Wirges, A. Manetto, T. Carell. Postsynthetic DNA Modification through the Copper-Catalyzed Azide-Alkyne Cycloaddition Reaction. Angew. Chem. Int. Ed. 2008, DOI: 10.1002/anie.200802077.

P. M. E. Gramlich, S. Warncke, J. Gierlich, T. Carell. Click-Click-Click: Single to Triple Modification of DNA. Angew. Chem. Int. Ed. 2008 3442-3444.

J. Gierlich, K. Gutsmiedl, P. M. E. Gramlich, A. Schmidt, G. Burley, T. Carell. Synthesis of Highly Modified DNA by a Combination of PCR with Alkyne-Bearing Triphosphates and Click Chemistry. Chem. Eur. J. 2007, 13, 9486-9494.

D. M. Hammond, A. Manetto, J. Gierlich, V. A. Azov, P. M. E. Gramlich, G. A. Burley, M. Maul, T. Carell. DNA Photography: An Ultrasensitive DNA-Detection Method Based on Photographic Techniques, Angew. Chem. Int. Ed. 2007, 46, 4184-4187.

G. A. Burley, J. Gierlich, M. R. Mofid, S. T. H. Nir, Y. Eichen, T. Carell. Direct DNA Metallization,  J. Am. Chem. Soc. 2006, 128, 1398-1399

Seela et al.. Modification of DNA with Octadiynyl Side Chains: Synthesis, Base Pairing, and Formation of Fluorescent Coumarin Dye Conjugates of Four Nucleobases by the Alkyne-Azide "Click" Reaction. Bioconjugate Chem. 2008, 19, 211-224.

8-Aza-7-deazaguanine Nucleosides and Oligonucleotides with Octadiynyl Side Chains: Synthesis, Functionalization by the Azide-Alkyne ‘Click’ Reaction and Nucleobase Specific Fluorescence Quenching of Coumarin Dye Conjugates F. Seela, H. Xiong, P. Leonard and S. Budow, Org. Biomol. Chem., 2009, 7, 1374.

For a comprehensive list of  Click Chemistry related references, please see http://www.scripps.edu/chem/sharpless/click.html