bibIII9-5 is a deletion which includes the 2.6 kb EcoRI fragment; the precise endpoints were not mapped
A deletion mutant (Rao et al., Nature 345: 163--167).
Deletion of part of the bib transcription unit.
increased cell number | embryonic stage
lethal - all die during embryonic stage | neurogenic phenotype
some die during embryonic stage | neurogenic phenotype
external sensory organ precursor cell | embryonic stage
Hyperplasia of replicating sensory precursors: due to an increased number of ectodermal cells being recruited as sensory precursor cells.
Increase in SMCs per cluster in embryos lacking the maternal product.