Expression of Lef1 in mouse tooth

Lef1; lymphoid enhancer binding factor 1; transcription factor, T-cell specific, 1 alpha (Tcf1 alpha)

Species: mouse
Location in mouse genome: chromosome 3, 134712216 - 134824914 (UCSC, assembly October 2003)
Tooth: diastema bud
Method: in situ hybridization (radioactive), probe: murine 660b


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

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

Mouse null mutants of Lef1 do not develop teeth.
Lef1expression in the enamel knot is necessary for tooth development.

Source references:
Keränen,S.V.E., Kettunen,P., Åberg,T., Thesleff,I., and, Jernvall,J. (1999) Development Genes & Evolution 209(8):495-506


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Data last edited 05.04.2004 by M.K., page last created 10.12.2004 by P.N.