91色情片

91色情片

Stem cells used in landmark therapy for failing sight

A Japanese woman with macular degeneration is the first person to be treated with induced pluripotent stem cells, made from her own skin

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Blind mice see the light after simple drug therapy

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Stem-cell treatment restores sight to blind man

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Blindness eased by historic stem cell treatment

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Is there life for stem cells after Geron?