catalina luster's researching the actual of those ability to recruit limbs. one of legs amputated under anaesthetic a new one grows from the animal's remaining cells. the right leg on this actual level is an original limb the other. i guess in the process of growing back. particularly kind of cell is mainly responsible for the regrowth process fibro blasts to show us these than the actual level caught up in our most anesthetizes one of the m 50 ends with the help of u.v. light she can then examine these special cells. and the fiberglass and connective tissue cells are marked read to people left after an injury the 530 this presented herself and they can regenerate bone cells for example could. progenitor cells differentiate into all kinds of cells rather like stem cells they make it possible to replace cells from lost or injured limbs. if the spinal cord is injured the actual level is initially unable to move its tail or back legs the injury is visible under u.v. light there's a gap in the spinal cord. as. we always use the full anaesthetic when we enter the