Maestros of healing: How 'good' immune cells help regenerate spinal cord injuries

Article excerpt

Humans cannot fully heal spinal cord injuries. When the spinal cord is damaged, the body's immune system often spirals into chaos. This overwhelming inflammatory response creates permanent scar tissue that stops nerve cells from ever repairing themselves or their connections. Zebrafish, however, have mastered the biological art of managing this cellular chaos to completely heal spinal cord damage.