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Hair regeneration study, a boost for the bald (1:38) 

April 18 - Japanese scientists say they have discovered a way to regenerate hair growth in bald people using follicles created through stem cell technology. Writing in the journal Nature, the team reports that bio-engineered hair follicles were successfully transplanted into the skin of adult mice where they produced multiple generations of hair. Rob Muir reports. ( Transcript )

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