Building the embryo brain connections (Introduction)
Extremely complex chemical guidance leads axons where they should go:-http://www.physorg.com/news/2011-02-biologists-gain-insights-brain-circuit.html
Building the embryo brain connections
It is now shown in mice, young and adult,the brain has amazing plasicity. If neurons can't grow, others take over and become more active. Memory can be regained:-http://www.physorg.com/news/2011-03-gain-insight-brain-ability.html