R. Tikoo, P. Casaccia-Bonnefil, M.V. Chao, A. Koff. Changes in cyclin-dependent kinase 2 and p27kip1 accompany glial cell differentiation of central glia-4 cells. The Journal of biological chemistry, 1997 Jan 3;272(1):442-7.. DOI: doi.org/10.1074/jbc.272.1.442