Most of the axons in the central nervous system are wrapped in myelin, a substance rich in lipids (fatty substances) and proteins. Like the coating around an electrical wire, myelin insulates and protects the axon and helps speed nerve transmission.
Potato/Semi Round Pearls. Potato pearls are some of the less expensive freshwater pearls to be found on the market, but their look is anything but cheap. You can purchase potato pearls in every color of the rainbow, and craft beautiful one of a kind creations for gifts and your own collection.
What is Pearl? Pearl is a neighborhood and like all great neighborhoods it has a rich history that is added to and upheld by the many people who have ties to the place - the buildings, the river, the brewery since it was founded in 1881. Pearl is also a place where we like to get together â to share meals, to learn, to work, to live.