Sentences with phrase «carried by modern humans»
Although H. pylori probably arose in Africa and was carried by modern humans as they settled around the world, it has been a mystery how different types of the microbe spread globally and how they are related to each other.
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He carried one genetic mutation that in modern humans raises the risk of coronary heart disease by 40 per cent, and two others that made him prone to a build - up of fat in the linings of his arteries.