Dup carrying animals are Dpy-14. Animals which have lost the Dup are DpyDpy-> these are very short and very fat in the middle. Maintain by picking the Dpy animals that move well. This strain was generated by the Genetic Toolkit project, which should be acknowledged in any publications resulting from its use: The Genetic Toolkit is funded by the NIH National Center for Research Resources (NCRR) (USA) to Ann M. Rose, David L. Baillie, and Donald L. Riddle. Report all experimental results to Ann Rose.