Kepler-452b revolves around a sun much like our own.
March 14, 2001|
Parkinson's disease is associated with the loss of dopamine neurons in the caudate and putamen nuclei of the brain. Several groups have tried to slow down the neuron loss by transplanting embryonic precursors of dopaminergic cells and obtained some promising results. In the 8 March issue of New England Journal of Medicine a team from University of Colorado School of Medicine, Denver, published the first double-blind placebo controlled study of the transplant therapy (N Engl J Med 2001, 344:710-7