- TTF-2, a new forkhead protein, shows a temporal expression in the developing thyroid which is consistent with a role in controlling the onset of differentiation. Zannini, M., Avantaggiato, V., Biffali, E., Arnone, M.I., Sato, K., Pischetola, M., Taylor, B.A., Phillips, S.J., Simeone, A., Di Lauro, R. EMBO J. (1997)









