Genes may also play a role in the development of the disease.

He said it was still possible that the gene might play a role in some later stage of the disease.

Family history and genes play a large role in type 2 diabetes.

While no one knows all the reasons, experts say that genes and environment play a large role.

Inherited genes play a large part in the development of body shape.

I knew unless Gene played really well, he was going to give us a chance.

I have little doubt that genes played a significant part in all of these outcomes.

According to the theory, genes play a strong role in the development of alcoholism.

"So this gene must play a very important role in the cancer cascade."

This gene may also play a role in the stiff man syndrome.