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Are lab-grown human sperm the real thing?

Life

Are lab-grown human sperm the real thing?

If further tests can demonstrate that they are identical to naturally grown sperm, they could be studied in the hope of developing treatments for male infertility

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Health

US stem cell science survives concerns over consent

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Life

New York approves controversial egg donor payments

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Hybrid hearts could solve transplant shortage

Technology

Hybrid hearts could solve transplant shortage

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Life

First pig stem cells could make 'humanised' organs

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Health

Diseased cells transformed into healthy stem cells

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Stem cell eye 'patch' to save sight gets cash boost

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Health

Reprogramming offers hope of safer stem cells

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Technology

'Deep sequencing' gives clues to stem cell control

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Obama's stem cell plans could backfire

Scientists fear that the new stem cell regulations could actually hinder existing research

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Health

Conservatives laud Gore's 'ethical' stem cell investment

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Life

US to widen research on stem cells from 'spare' embryos

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Technology

Magnetised stem cells could treat arthritis

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Health

Stem cells free diabetics from insulin treatment

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