There’s a surprising amount of information stored in the hardened plaque, or calculus, between teeth. And if that calculus belongs to the remains of a person who lived in ancient times, the information could reveal new insights about the past. But the tiny samples can be difficult to work with. Now, in ACS’ Journal of Proteome Research, scientists apply a new method to this analysis, finding more proteins than traditional approaches.
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Source: Phys.org