Can a mouse be grown in a lab?In a lab, developed at University of Virginia School of Medicine by Christine and Bernard Thisse, a mouse embryo has a heart that beats. The embryo? Made out of embryonic stem cells.A mouse [illustrative].(photo credit: INGIMAGE)
![A mouse [illustrative].](https://images.jpost.com/image/upload/f_auto,fl_lossy/q_auto/c_fill,g_faces:center,h_720,w_1280/254454 "A mouse [illustrative].")