They have developed a new computational method that can rapidly track the three - dimensional movements of cells in such data - rich images. (sciencedaily.com)
Work on animals has suggested that ultrasounds can in fact interfere with fetal brain development, derailing the normal movements of cells that populate the brain. (sciencenews.org)
In animal embryos this stage is followed by a process known as gastrulation: a choreographed movement of the cells that, using the initial axis as a reference, positions the head and the tail, the front and the back. (cam.ac.uk)