News tagged with axons

Steering the filaments of the developing brain

During brain development, nerve fibers grow and extend to form brain circuits. This growth is guided by molecular cues (Fig. 1), but exactly how these cues guide axon extension has been unclear. Takuro Tojima ...

Aug 01, 2014
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Scientists shed new light on nerve cell growth

Amidst the astounding complexity of the billions of nerve cells and trillions of synaptic connections in the brain, how do nerve cells decide how far to grow or how many connections to build? How do they coordinate these ...

Jul 10, 2014
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Two-way traffic in the spinal cord

The progress a baby makes in the first year of life is amazing: a newborn can only wave its arms and legs about randomly, but not so long after the baby can reach out and pick up a crumb from the carpet. ...

Dec 19, 2013
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Schizophrenia: It's in the wiring of the brain

Just as wires must be insulated to effectively carry electrical impulses, nerve cells must be insulated by myelin to effectively transmit neural impulses. Using typical magnetic resonance imaging or MRI, one can visually ...

Sep 16, 2013
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