7Bender W, Akam M Karch F, Beachy PA, Peifer M, Spierer P, Lewis EB, Hogness DS, 1983. Molecular genetics of the bithorax complex in Drosophila melanogaster. Science, 221:23-29.
8Castelli-Gair J, Akam M, 1995. How the Hox gene Ultrabithorax specifies two different segments: the significance of spatial and temporal regulation within metameres. Development, 121 (9): 2973-298Z.
9Chadwick R, McGinnis W, 1987. Temporal and spatial distribution of transcripts from the Deformed gene of Drosophila. EMBO J., 6(3 ) : 779 - 789.
10Chai CL, Zhang Z, Huang FF, Wang XY, Yu QY, Liu BB, Tian T, Xia QY, Lu C, Xiang ZH, 2008. A genomewide survey of homeobox genes and identification of novel structure of the Hox cluster in the silkworm, Bombyx mori. Insect Biochem. Mol. Biol., 38(12): 1111-1120.