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References 1. Schweitzer, M. H. et al. 2009. Biomolecular Characterization and Protein Sequences of the Campanian Hadrosaur B. canadensis. Science. 324 (5927): 626-631. 2. Surmik, D. et al. 2016. Spectroscopic Studies on Organic Matter from Triassic Reptile Bones, Upper Silesia, Poland. PLOS ONE. 11 (3): 0151143. 3. Buckley, M. et al. 2008. Comment on 'Protein Sequences from Mastodon and Tyrannosaurus rex Revealed by Mass Spectrometry.' Science. 319 (5859): 33. 4. Thomas, B. Dinosaur Soft Tissue Preserved by Blood? Creation Science Update. Posted on ICR.org December 11, 2013, accessed April 26, 2016. 5. Histidine and asparagine are particularly sensitive to iron-mediated chemical reactions according to DeMassa, J. M., and E. Boudreaux. 2015. Dinosaur Peptide Preservation and Degradation. Creation Research Society Quarterly. 51 (4): 268-285. Cysteine and cystine are also not expected to survive for millions of years since water could easily have carried away the very soluble sulfur atoms they contain.
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