McGovern已经开始与宾夕法尼亚大学的癌症研究者一起测试在古代啤酒及葡萄酒中发现的草药成分，以期能找到抗癌物质。
McGovern has begun collaborating with cancer researchers at the University of Pennsylvania to test herbal compounds found in ancient beers and wines for possible tumor-fighting properties.
研究人员在《国家科学院院刊》上报告称，它们可能是古代的“酿酒工具”，也是中国酿造啤酒最早的直接证据。
They may be ancient "beer-making tools", and the earliest direct evidence of beer brewing in China, the researchers reported in the Proceedings of the National Academy of Sciences.
如今，研究人员认为古代的啤酒酿造大师学会了将沾染有可产生抗生素的链霉菌的谷物掺入酿酒原料，特意使他们酿制的啤酒具有药性。
Researchers now believe that the ancient brewmasters learned to purposely make their beer medicinal, by lacing it with grain contaminated with antibiotic-producing Streptomyces bacteria.
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