Expression of collagen type I (alpha1) in mouse tooth

Col1a1

Species: mouse
Tooth: lower molar
Method: in situ hybridization (radioactive), probe: n.100b


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

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

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

Root development
Expression: odontoblasts, periodontal ligament
No expression: dental papilla, cementoblasts

Similar distribution in incisor.

Source references:
Lukinmaa,P.L., Vaahtokari,A., Vainio,S., Sandberg,M., Waltimo,J., and, Thesleff,I. (1993) Matrix 13(6):503-515
MacNeil,R.L., Berry,J., Strayhorn,C., and, Somerman,M.J. (1996) Archives of Oral Biology 41(8-9):827-835

Other references:
Schwarz,M., Harbers,K., and, Kratochwil,K. (1990) Development 108(4):717-726
D'Errico,J.A., MacNeil,R.L., Takata,T., Berry,J., Strayhorn,C., and, Somerman,M.J. (1997) Bone 20(2):117-126

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Data last edited 10.02.1998 by M.P., page last created 10.12.2004 by P.N.