p63 heterozygous mutant mice are not prone to spontaneous or chemically induced tumors.
Keyes WM, Vogel H, Koster MI, Guo X, Qi Y, Petherbridge KM, Roop DR, Bradley A, Mills AA. p63 heterozygous mutant mice are not prone to spontaneous or chemically induced tumors. Proc Natl Acad Sci U S A. 2006 May 30; 103(22):8435-40.