Bernstein, B.E., T.S. Mikkelsen, X. Xie, M. Kamal, D.J. Huebert, J. Cuff, B. Fry, A. Meissner, M. Wernig, K. Plath, R. Jaenisch, A. Wagschal, R. Feil, S.L. Schreiber & E.S. Lander (2006). "A bivalent chromatin structure marks key developmental genes in embryonic stem cells". Cell125 (2): 315–26. ISSN0092-8674. PMID16630819. doi:10.1016/j.cell.2006.02.041.
Bernstein, B.E., T.S. Mikkelsen, X. Xie, M. Kamal, D.J. Huebert, J. Cuff, B. Fry, A. Meissner, M. Wernig, K. Plath, R. Jaenisch, A. Wagschal, R. Feil, S.L. Schreiber & E.S. Lander (2006). "A bivalent chromatin structure marks key developmental genes in embryonic stem cells". Cell125 (2): 315–26. ISSN0092-8674. PMID16630819. doi:10.1016/j.cell.2006.02.041.
Bernstein, B.E., T.S. Mikkelsen, X. Xie, M. Kamal, D.J. Huebert, J. Cuff, B. Fry, A. Meissner, M. Wernig, K. Plath, R. Jaenisch, A. Wagschal, R. Feil, S.L. Schreiber & E.S. Lander (2006). "A bivalent chromatin structure marks key developmental genes in embryonic stem cells". Cell125 (2): 315–26. ISSN0092-8674. PMID16630819. doi:10.1016/j.cell.2006.02.041.