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    • Prospects for Parkinson disease - Nature Medicine

      Nature· 4 days ago

      ...University of Colorado and at Columbia University in New York employed a cohort of 40 patients, half of whom received dopaminergic implants each derived from four human fetal tissue fragments maintained in vitro for up to one month, the other half of whom went through a sham procedure which...

    • Calendar of Nature Topics - Nature

      Nature· 4 days ago

      The natural history significance of the twelfth is that it indicates the period when the young, born in late April or May after a three-weeks incubation, are sufficiently strong upon the wing ...