The Bicoid-based anterior patterning system of Drosophila embryogenesis appears to be unique to higher dipterans. A new study suggests how this may have evolved out of an alternative mechanism based on cooperating Orthodenticle and Hunchback proteins, the two mechanisms intersecting at the level of downstream target genes.
ASJC Scopus subject areas
- Biochemistry, Genetics and Molecular Biology(all)
- Agricultural and Biological Sciences(all)