Expression of Rara in mouse tooth

retinoic acid receptor alpha; Nr1b1; RARalpha1

Species: mouse
Tooth: molar
Method: in situ hybridization (radioactive), probe: 150b


Initiation stage
Expression: oral epithelium, dental epithelium, dental mesenchyme

Cap stage
Expression: oral epithelium, outer enamel epithelium, inner enamel epithelium, enamel knot, stellate reticulum
No expression: dental papilla, dental sac

Bell stage
Expression: oral epithelium, outer enamel epithelium, inner enamel epithelium, stratum intermedia, dental papilla
No expression: stellate reticulum, dental sac

Late bell (differentiation) stage
Expression: outer enamel epithelium, stratum intermedia, stellate reticulum, dental papilla, dental sac, preodontoblasts
No expression: preameloblasts

In incisors: preameloblasts positive..

Secretory stage
Expression: outer enamel epithelium, stratum intermedia, dental papilla, dental sac, odontoblasts
No expression: stellate reticulum, ameloblasts

In incisors: ameloblasts positive..


Source references:
Bloch-Zupan,A., Décimo,D., Loriot,M., Mark,M.P., and, Ruch,J.V. (1994) Differentiation 57:195-203

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Data last edited 26.04.2004 by M.K., page last created 10.12.2004 by P.N.