TY - RPRT TI - Krüppel acts as a developmental switch gene that mediates Notch signalling-dependent tip cell differentiation in the excretory organs of Drosophila. AU - M Hoch AU - H Jäckle PY - 1998 DO - 10.1093/emboj/17.19.5766 UR - https://pubmed.ncbi.nlm.nih.gov/9755176/ ID - 9755176 ER -