Name: | dental organ |
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Synonyms: | enamel organ |
Definition: | A structure that is involved in tooth formation. A bell shape two layer epithelial structure that descends toward the ceratobranchial 5 bone, enclosing the dental mesenchyme. At later times in tooth development the cells at the apex of the bell may be involved in enameloid formation. This structure remains at the base of the erupted tooth and is the source of replacement teeth. |
Ontology: | Anatomy Ontology [ZFA:0005138] |
Name: | plasma membrane |
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Synonyms: | bacterial inner membrane, cell membrane, cellular membrane, cytoplasmic membrane, inner endospore membrane, integral component of plasma membrane, integral to plasma membrane, juxtamembrane, plasma membrane lipid bilayer, plasmalemma |
Definition: | The membrane surrounding a cell that separates the cell from its external environment. It consists of a phospholipid bilayer and associated proteins. |
Ontology: | GO: Cellular Component [GO:0005886] QuickGO AmiGO |