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Updated: Aug 11, 2026

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Micro-dissection of Enamel Organ from Mandibular Incisor of Rats Exposed to Environmental Toxicants
Published on: March 29, 2018
Dentigerous cysts involving permanent incisors: four case reports
R P Seddon1, D E Fung, K M Barnard
1King's College School of Medicine and Dentistry, University of London.
International Journal of Paediatric Dentistry
|August 1, 1992
Abstract:
Four cases of dentigerous cysts involving permanent incisors are reported. In each case the primary predecessor had been traumatized, was discoloured and suspected of being non-vital. Epithelial proliferation of the follicular tissues induced by chronic periapical inflammation of the predecessors is suggested as the most likely pathogenesis of cystic transformation in these cases. Regular radiographic review of discoloured primary incisors is recommended.
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Teeth
The formation of teeth, also known as odontogenesis, is a complex process that begins in utero, around the sixth week of embryonic development. There are three stages to this process: the bud stage, the cap stage, and the bell stage.
In the bud stage, the tooth germ (an aggregation of cells) starts to form in the developing jawbone. During the cap stage, the tooth germ differentiates into enamel organ, dental papilla, and dental sac, which will later develop into the tooth's enamel, dentin and...
In the bud stage, the tooth germ (an aggregation of cells) starts to form in the developing jawbone. During the cap stage, the tooth germ differentiates into enamel organ, dental papilla, and dental sac, which will later develop into the tooth's enamel, dentin and...
Tooth Anatomy
The human tooth enables us to eat a variety of foods, speak clearly, and even aid in shaping our faces. Teeth are composed of various elements that work together. Here's a detailed look at the anatomy of a human tooth.
The Crown, Neck, and Root
The visible part of the tooth is referred to as the crown. It's covered by enamel, the hardest substance in the human body. The crown is uniquely shaped for each type of tooth, allowing for different functions such as cutting, tearing, or grinding food.
The Crown, Neck, and Root
The visible part of the tooth is referred to as the crown. It's covered by enamel, the hardest substance in the human body. The crown is uniquely shaped for each type of tooth, allowing for different functions such as cutting, tearing, or grinding food.

