Researcher seeks to identify the pathway that leads to cells forming into an individual body

All organisms begin life as a microscopic cluster of cells. What happens next, as they develop, is a source of endless fascination for scientists. "How do you go from just a ball of cells into an organism that has a shape, and fingers, toes and brain?" says Traci Stevens, associate professor of biology at Randolph-Macon College. "Cells have to move during development. How do they do it? What is involved? How does that ball of cells become an organized ... More at http://www.nsf.gov/discoveries/disc_summ.jsp?cntn_id=129804&WT.mc_id=USNSF_51&WT.mc_ev=clickThis is an NSF News item.