In wild-type animals, KAP-1::GFP could be detected only in the cilia middle segment. In
dyf-5(lf) animals, KAP-1::GFP fluorescence could be seen along the full length of the cilia of
dyf-5(lf) animals, confirming that DYF-5 is required to restrict KAP-1::GFP to the middle segments.