The strain of bacterium analyzed from the bones and teeth of a Hereford plague pit dug in 1349 is identical to that from a plague pit of 1348 in southern France, suggesting a direct route of travel.

在对从赫里福德1349年的瘟疫万人坑中采集的骨殖和牙齿，以及法国南部1348年的瘟疫墓地进行采集分析后，可以发现这一支瘟疫细菌的完整的传播路径。

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Some people fear there may be worse to come: that a strain of resistant bacterium might start an epidemic for which no treatment was available.

一些人担心还会有更糟糕的事情发生：某一品种的抗药细菌可能导致一种无法治愈的疾病。

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Shigatoxin-producing E. coli (STEC) or enterohaemorrhagic E. coli (EHEC) is a severe strain of E. coli bacterium that is commonly found in the gut of animals, mainly ruminants.

产志贺毒素大肠杆菌(STEC)或肠出血性大肠杆菌(EHEC)是一种毒性严重的大肠杆菌菌株，常见于动物、主要是反刍动物的肠道内。

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The planet now harbors a strain of the famous bacterium Escherichia coli (e. coli) that can chew up plants and excrete biodiesel.

FORBES: Building A Better Biofuel Bug

To prove it worked, he started with a strain of the E. coli bacterium that produced small quantities of lycopene, the pigment that makes tomatoes red.

FORBES: Putting Evolution to Work

When researchers looked at all the genes inside the bacterium they concluded that it was in fact a new strain of O104.

BBC: Q&A: E. coli outbreak