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跟踪远古疾病——用牙垢
779,263 views |
克里斯蒂娜·华林娜 |
TED2012
• February 2012
Read transcript
想象一下我们通过研究人类疾病的历史可以学到什么。怎样研究呢？TED讲师克里斯蒂娜·华林娜，一位古遗传学家，发现了一种新工具——牙垢化石里的微生物DNA。
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