tooth germ


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Related to tooth germ: bell stage, Hertwig's epithelial root sheath, tooth buds

tooth bud

the primordial structures from which a tooth is formed; the enamel organ, the dental papilla, and the dental sac enclosing them.
Synonym(s): dental germ, tooth germ

tooth germ

a primitive cell in the embryo that is the precursor of a tooth.

tooth germ

(tūth jĕrm)
The enamel organ and dental papilla, constituting the developing tooth.

tooth bud

(tūth bŭd)
Primordial structures from which a tooth is formed: enamel organ, dental papilla, and dental sac enclosing them.
Synonym(s): dental germ, tooth germ.
References in periodicals archive ?
Transgenically ectopic expression of BMP4 to the MSX1 mutant dental mesenchyme restores downstream gene expression but represses SHH and BMP2 in the enamel knot of wild type tooth germ.
Before mineralization, severe damage such as mechanical trauma to the tooth germ as well as multiagent chemotherapy and radiation therapy may arrest the development, leading to absence of a tooth.
At The Forsyth Institute (Boston, MA), Pamela Yelick and colleagues have seeded cultured rat tooth germ cells on biodegradable scaffolds which were then implanted to bioengineer tooth tissues, while in London (UK), Paul Sharpe's group has been able to generate mouse tooth structures from non-dental mesenchymal stem cells placed in contact with embryonic oral epithelium.