Term: myelinating Schwann cell mesaxon
Name: myelinating Schwann cell
Synonyms: Schwann cells
Definition: A neuroglial cell of the peripheral nervous system which forms the insulating myelin sheaths of peripheral axons.
Ontology: Anatomy Ontology [ZFA:0009135]

Name: mesaxon
Synonyms: mesaxon of Schwann cell
Definition: Portion of the ensheathing process (either myelin or non-myelin) where the enveloping lips of the ensheathing cell come together so that their apposed plasma membranes run parallel to each other, separated by a cleft 12 nm wide.
Ontology: GO: Cellular Component [GO:0097453]    QuickGO    AmiGO