myelin sheath

id: GO:0043209
name: myelin sheath
namespace: cellular_component
type: go
obsolete: False

Description: An electrically insulating fatty layer that surrounds the axons of many neurons. It is an outgrowth of glial cells: Schwann cells supply the myelin for peripheral neurons while oligodendrocytes supply it to those of the central nervous system.

Parent Functions

idname
GO:0044464cell part