TTYH2, a human homologue of the Drosophila melanogaster gene tweety, is up-regulated in colon carcinoma and involved in cell proliferation and cell aggregation.
Toiyama Y, Mizoguchi A, Kimura K, Hiro J, Inoue Y, Tutumi T, Miki C, Kusunoki M. World J Gastroenterol. 2007 May 21; 13(19):2717-21.