![]() ![]() 'Let's be honest, we are obviously interested in fossilized cell nuclei because this is where most of the DNA should be if DNA was preserved,' Bailleul explained. More work needs to be done to see if any original DNA from the dinosaur is preserved, but it's not completely out of the question, Bailleul said. 'Geological data has accumulated over the years and shown that fossil preservation in the Jehol Biota was exceptional due to fine volcanic ashes that entombed the carcasses and preserved them down to the cellular level,' said one of the study's co-authors, LI Zhiheng, Associate Professor at IVPP, in a statement. ![]() The cells had been mineralized by silification from the volcanic ash after the animal died, which allowed for it be preserved in such an incredible state.
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