SCIENCEMay 27 · 05:37 UTCSCIENCE DAILY

Scientists discover ancient single-celled ancestors still live on in your blood

Scientists discovered that human blood cells may originate from single-celled ancestors dating back 700 million years. By reconstructing the evolutionary family tree of blood cells, researchers linked the development of the modern immune system to Earth's earliest life forms.

Nexus surfaces and summarizes. The full story lives at the source.

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human blood cellstopicsingle-celled ancestorstopicimmune systemtopicEarth's earliest life formstopicevolutionary family treetopic

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