“…Rb translocations in humans constitute the most common structural genetic abnormalities in aborted fetuses and newborns [Jacobs, 1981;Nielsen and Wohlert, 1991;Kim and Shaffer, 2002]. Moreover, human Rb translocation chromosomes have been found as acquired or constitutional genetic lesions in hematological cancers [Qian et al, 2002;Welborn, 2004], in solid tumors [Padilla-Nash et al, 2001;Bayani et al, 2003], and at the onset of acute myelogenous leukemia [Shimokawa et al, 2004].…”