Totipotent - having unlimited capability . totipotent cells have the capacity to specialize into extraembryonic membranes and tissues , the embryo , and all postembryonic tissues and organs 全能?具有无限能力。全能细胞具有分化为特定的胚胎外膜和组织、胚胎以及所有胚胎后组织和器官的能力。
2.
Lipshitz , a senior scientist and head of the developmental biology research program at sick kids and a professor of medical genetics and microbiology at the university of toronto . " in mammals , if you mutate the basigin protein , the embryo can ' t implant , probably because the extraembryonic membrane cannot maintain close contact with the wall of the uterus 但果蝇等低等生物与哺乳类等高等生物差剧很大，如何这些低等的模式生物上构造出高等生物的疾病模型，是研究的关键，这篇文章报道了首次采用果蝇研究胚胎植入和肿瘤迁移的模型。
