Research Article

Evaluation and Immunolocalization of BMP4 and FGF8 in Odontogenic Cyst and Tumors

Table 1

Evaluation and immunohistochemical score of stages of odontogenesis.

Odontogenesis
Dental laminaBud stageCap stageBell stage
BMP4FGF8BMP4FGF8BMP4FGF8BMP4FGF8

Ectodermal components
 Basal cellsC+++++++AbAbAbAb
N++++AbAbAbAb
 Inner enamel epitheliumCAbAbAbAb++++++
NAbAbAbAb++++
 Stratum intermediumCAbAbAbAbAbAb++++++
NAbAbAbAbAbAb++
 Stellate reticulumCAbAbAbAb++++++
NAbAbAbAb++++
 Outer enamel epitheliumCAbAbAbAb++++++
NAbAbAbAb++++
Ectomesenchymal components
 Stromal componentC++++AbAbAbAb
N+++AbAbAbAb
 Dental papillaCAbAbAbAb+++++
NAbAbAbAb+++++
 Dental sacCAbAbAbAb+++++
NAbAbAbAb+++

C: cytoplasm; N: nucleus; Ab: absent.