BMP7 and neoplasm: BMP7 is also readily detectable in solid tumors including breast and prostate carcinomas, and involved in regulating tumor cell proliferation and transition (Miyazaki et al., 2004; Yang et al., 2005; Alarmo et al., 2006, 2007; Buijs et al., 2007b; Notting et al., 2007; Rothhammer et al., 2007; Zeisberg et al., 2007).