FB2025_05 , released December 11, 2025
FB2025_05 , released December 11, 2025
CV Term Report
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General Information
Term compact myelin ID (Ontology) GO:0043218 (Gene Ontology)
Definition The portion of the myelin sheath in which layers of cell membrane are tightly juxtaposed, completely excluding cytoplasm. The juxtaposed cytoplasmic surfaces form the major dense line, while the juxtaposed extracellular surfaces form the interperiod line visible in electron micrographs.
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  cellular_component
   |__cellular anatomical structure
       |__compact myelin
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Is a cellular anatomical structure
Part of myelin sheath
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Synonyms
  • "oligodendrocyte compact myelin" NARROW
    "Schwann cell compact myelin" NARROW
Secondary IDs
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NIF_Subcellular:sao1123256993