[Hereditary pathology of the enamel and dentin. A review of molecular genetic research].

Mapped phenotype of imperfect amelogenesis, type II imperfect dentinogenesis, hereditary opalescent dentin, Capdepont's dysplasia, and type II dentin dysplasia is described for the first time in Russia. Classification of hereditary disorders in dentin development is presented.

[Primary anodontia in X-linked hidrotic ectodermal dysplasia].

Nine patients with congenital deciduous and permanent adentia are described for the first time in Russia. Published reports are reviewed and recommendations on the DNA and prenatal diagnosis offered, which permit detecting women at a high risk of giving birth to handicapped children.