- Tlx3 and Tlx1 are post-mitotic selector genes determining glutamatergic over GABAergic cell fates. Cheng, L., Arata, A., Mizuguchi, R., Qian, Y., Karunaratne, A., Gray, P.A., Arata, S., Shirasawa, S., Bouchard, M., Luo, P., Chen, C.L., Busslinger, M., Goulding, M., Onimaru, H., Ma, Q. Nat. Neurosci. (2004)