Similarities between embryos, breast tumors identified

It may seem incredulous, but breast tumors may have something in common with embryos, at least in mice, say researchers. Tumors that resemble six-day-old mouse embryos are more prone to metastasize than those that look like tissues from adult mice, researchers discovered. Specifically, they noticed that the same genes that are turned on in developing mice are also present in metastatic tumors. (Mehr in: Cancer News — ScienceDaily)