A West Virginia University biologist is studying why some animals can regenerate while others cannot and has identified the genes that play a role in the process. Christopher Arnold, assistant ...

The study outlines a new scenario for understanding how genome regulation and chromatin organization influence the evolution of animal body plans. The conservation of genome regulatory elements over ...

Embryonic germ layers are the fundamental organizing principle in animal development. They provide the structural basis from which tissues and organs arise. During early embryogenesis, cells divide to ...

An image of a planaria, a flatworm that can regenerate its entire body, under a fluorescent microscope. WVU research, led by biologist Chris Arnold, is looking at genes that lay the framework for ...