Bird eggshells just became more colorful! For well over 100 years, only two pigments have been identified in avian eggshells: rusty-brown protoporphyrin (e.g., brown chicken eggs) and blue-green biliverdin (e.g., turquois eggs of robins). However, tinamou (chicken-like forest dwellers of South America) eggshells display unusually colored eggshells, suggesting the presence of other pigments.
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Congratulations to Randy Hamchand who defended his MS Thesis with an entirely new topic for our group: The extraction of naturally occurring porphyrins/oligopyrroles in eggshells and the quills of hedgehogs. Randy will be joining the Yale graduate program in chemistry!
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Congratulations to Meenakshi Sharma and Ruoshi Li who successfully defended their dissertations! Dr. Li tackled the modification of octaethylporphyrin, while Dr. Sharma studied a number of oxygen-based pyrrole-modified porphyrins!
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