Contact: Caroline Arbanas
Washington University School of Medicine
Caption: Byrappa Venkatesh, Ph.D., holds an elephant shark, one of the world's oldest-living jawed vertebrates. Sequencing its genome offers new clues to why the skeleton of this fish is made of cartilage rather than bone and how the immune system evolved in higher organisms.
Credit: Byrappa Venkatesh, Ph.D.
Usage Restrictions: Credit to Byrappa Venkatesh, Ph.D.
Related news release: Elephant shark genome decoded