How do things move down an axon?

Proteins and organelles are transported along axons and dendrites. How do we know this?Well, in 1948, Paul Weiss tied off a sciatic nerve and noticed that material accumulated on the one side of the axon, the area before the tying off. He concluded that there is a forward movement down the axon of material, which … Continue reading How do things move down an axon?

What makes neurons so special?

We all know that neurons are the building blocks of the brain. They are the main cells that do a lot of the brain’s work, besides the glial cells. (More on glial cells with a later post, though). Now, what is it that makes neurons so special? Neurons are really good quickly and precisely. But what … Continue reading What makes neurons so special?