- enamel knot
- a small dense group of epithelial cells in the stellate reticulum of a developing tooth, which disappears before enamel formation begins.
Medical dictionary. 2011.
enamel knot
Look at other dictionaries:
Enamel knot — In tooth development, the enamel knot is a localization of cells on an enamel organ that appear thickened in the center of the inner enamel epithelium. The enamel knot is frequently associated with an enamel cord. The enamel knot as signaling… … Wikipedia
Enamel cord — The enamel cord, also called enamel septum, is a localization of cells on an enamel organ that appear from the outer enamel epithelium to an enamel knot. The function of the enamel cord and the enamel knot is not known, but they are believed to… … Wikipedia
enamel cord — a vertical extension of the enamel knot in a developing tooth, connecting the enamel knot with the outer dental epithelium, a temporary structure which disappears before enamel formation begins … Medical dictionary
enamel grooves — the grooves bounding the enamel knot … Medical dictionary
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tooth germ — n TOOTH BUD * * * a budlike thickening of the dental lamina that is the primordium of a tooth, and in which the enamel knot develops; the collective structures from which a tooth is formed, including the dental follicle, enamel organ, and dental… … Medical dictionary
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