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STEM

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Health

Key stem cell patents revoked

The US Patent Office revokes fundamental patents on human embryonic stem cells that critics say had stifled stem cell research

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Human heart tissue grown from stem cells

Health

Human heart tissue grown from stem cells

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Inquiry into prominent stem-cell research underway

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Fresh questions on stem cell findings

Health

Fresh questions on stem cell findings

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Human stem cells battle degenerative brain diseases

Health

Human stem cells battle degenerative brain diseases

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Earth

Adult stem cells will not do

Comment

No more gaps with home-grown teeth

Health

No more gaps with home-grown teeth

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Life

Shamed cloner's collaborator faked research elsewhere

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Introduction: Stem Cells

Life

Introduction: Stem Cells

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Health

Two 'ethical' ways to harvest stem cells

New techniques might offer a way to get embryonic stem cells without destroying an embryo

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Health

Duped cells may prevent transplant rejection

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Health

Christopher Reeve's good fight

Opinion

Life

Ultimate stem cell discovered

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Highly cultured

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