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feb 23, 1991 - iscolate human stem cell

Description:

Ann Tsukamoto is one of two people who got a patent in 1991 for a process to isolate the human stem cell. Her work has led to advancements in comprehending the blood systems of cancer patients and could eventually lead to a cure.

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Inventions by women!

ByLauren Herzig
8 Dec 2017
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Date:

feb 23, 1991
Now
~ 34 years ago
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