- Laminin alpha2 is essential for odontoblast differentiation regulating dentin sialoprotein expression. Yuasa, K., Fukumoto, S., Kamasaki, Y., Yamada, A., Fukumoto, E., Kanaoka, K., Saito, K., Harada, H., Arikawa-Hirasawa, E., Miyagoe-Suzuki, Y., Takeda, S., Okamoto, K., Kato, Y., Fujiwara, T. J. Biol. Chem. (2004)