That's actually what the article said:
>It can also be linked to disease.
"Inherited genetic mutations that compromise telomerase function cause disorders," said Michael Stone, a professor at the Center for Molecular Biology or RNA at the University of California, Santa Cruz.
A deficiency of the enzyme could accelerate cell death. At the other extreme, too much telomerase "supports unbridled cell growth in most human cancers," he wrote in a commentary, also in Nature.