..., almost 70% of the animals expressing the mutant CeTwist E29K protein had supernumerary sex myoblasts. This phenotype was similar to nontransgenic animals from nr2061 (–) or n2170sd strains ( Table 1 ). At the L4 stage, 16% of animals expressing CeTwist E29K had extra SM descendants ( Fig. 4...

...Rebecca D. Burdine; Catherine S. Branda; Michael J. Stern ABSTRACT During the development of the egg-laying system in Caenorhabditis elegans hermaphrodites, central gonadal cells organize the alignment of the vulva with the sex myoblasts, the progenitors of the egg-laying muscles. A fibroblast...