 apotosis related proteins expression in CRC cells transfected with SiEphB0 or a SiRNA control. Data are the mean ± SEM (*n = *0), each bar represents the mean of three independent experiments carried out in triplicate. \**P \< *0.00, SiEphB0 groups versus the respective negative control groups.](CAS-000-000-g000){#cas00000-fig-0000}  Knockdown of EphB0 inhibits tumor growth *in vivo* {#cas00000-sec-0000} --------------------------------------------------  To examine the 