This father built a gene therapy for his son. Now comes the harder part: saving others’ children, too

Terry Pirovolakis receives roughly 5 to 10 messages a week from strangers. Sometimes, his inbox fills overnight with emails from China. Sometimes, he’ll end a string of Zoom meetings to find texts from across the U.S.

Their stories are as variable as our 3 billion-letter genomes and the still-uncounted ways they can go wrong: Muscles crumbling, neurons misfiring, eyes fading to black. Yet they all have the same request: My child faces a devastating rare disease, can you help us?

advertisement

One of those emails came late at night last year from the sleepy Denver suburb of Littleton, where Rebekah Lockard lay curled around a beanbag. Lockard’s 1-year-old daughter Naomi had just been diagnosed with hereditary spastic paraplegia-50, or SPG50, a condition known to affect around 100 people on the planet. 

STAT+ Exclusive Story

STAT+

This article is exclusive to STAT+ subscribers

Unlock this article — plus daily coverage and analysis of the biotech sector — by subscribing to STAT+.

Already have an account? Log in

View All Plans

To read the rest of this story subscribe to STAT+.

Subscribe