Comparative analysis on the structural features of the 5' flanking region of -casein genes from six different species Ákos Gerencsér, Endre Barta, Simon Boa, Petros Kastanis, Zsuzsanna Bösze and C. Bruce A. Whitelaw Genet. Sel. Evol., 34 1 (2002) 117-128 DOI: 10.1051/gse:2001007