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Nature Cell Biology 9, 738–740 (1 July 2007) | doi:10.1038/ncb0707-738

Extrinsic Wnt signalling controls the polarity component aPKC

Shigeo Ohno

Neurons are highly polarized cells that consist of one long axon and multiple dendrites. Information released in the form of a chemical signal by axon terminals is received by the dendrites of another neuron and forwarded to the cell body, where it is integrated before being conveyed to the axon.