Cells & Circuits

Related Topics Anatomy Brain Development Tools and Techniques

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Schwann Cells

Schwann cells insulate the nerves outside the brain and spinal cord, speeding up neural signaling.

Rita Levi-Montalcini

The Italian-American neurologist discovered a protein neurons need to grow.

Neurons Run on Calcium

From cell metabolism to electrical signaling, the multitasking mineral does it all.

Rods and Cones

It takes two photoreceptors in the eye, differing in size and function but working together, to let us see the world.

Supporting Cast Shines in the Retina

Many of the retina’s cells act as supporting characters to the neuron chains responsible for handling visual information.

The Neuroscience of Touch and Pain

The sense of touch conveys important social information and tells you when something is dangerous by letting you feel pain.

Brainy Cells and Brawny Cells, Both Built From Similar Stuff

This protein helps fortify cellular might.

Catching the 'Brainbow'

This imaging technique leads neuroscientists to new insights.

Some Signals Take the Slow Road to the Brain

Why pain from stubbing your toe comes in waves from sharp to dull.

Synapse Elimination: There Can Be Only One

A battle for the prize of the last connection standing.

Messengers of Fire and Ice

These dorsal root ganglion cells respond to temperature to help us quickly calculate our next move.

The Gatekeepers of Sensation

The nerve fibers sensing touch, pain, and heat bundle together before entering the spinal cord.

Interact with the Brain