FB2025_05 , released December 11, 2025
FB2025_05 , released December 11, 2025
CV Term Report
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General Information
Term myelin sheath ID (Ontology) GO:0043209 (Gene Ontology)
Definition 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.
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  cellular_component
   |__cellular anatomical structure
       |__myelin sheath
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Is a cellular anatomical structure
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Synonyms
  • "astrocyte sheath" NARROW
    "oligodendrocyte myelin sheath" NARROW
    "Schwann cell myelin sheath" NARROW
Secondary IDs
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FMA:62983
NIF_Subcellular:sao593830697
Wikipedia:Myelin