The migrating motile tip of a growing neuron projection, where actin accumulates, and the actin cytoskeleton is the most dynamic. [ GOC:bc https://www.worldcat.org/search?q=bn%3A0815316194 GOC:aruk http://www.ncbi.nlm.nih.gov/pubmed/10082468 ]
This is just here as a test because I lose it