Dr. Welsh's Cystic Fibrosis Breakthrough

Dr. Michael Welsh turned cystic fibrosis from a dev sentence into something folks can actually manage.

Back in the 1970s, as a med student, he saw a little girl fighting for every breath from the thick mucus clogging her lungs.

That stuck with him, kicking off nearly 50 years of research that fixed the broken protein causing the disease.

For it, he and two colleagues just snagged the 2025 Lasker Award, like Medicine's American Nobel.

Fast forward and Welsh zeroed in on how a messed up gene stops chloride from flowing right through cell walls, drying out the lungs.

No water means sticky flim that drowns patients.

But his team cracked it by testing in frog eggs at cooler temps, proving the protein could fold right and open up channels again.

Patients like 27-year-old poet William O'Neill feel the difference huge.

Diagnosed as a newborn, he got just three months to live at 20 without new lungs.

Then in 2019, Docs rushed him these new pills.

Weeks later, he was walking easy, breathing free, now thriving in Iowa's Ryder's workshop.

Same story for 21-year-old Grace Ligit, before the meds every step winded her bad.

After, she cleared junk from her lungs that sat there forever, then qualified triple in state track and cross-country.

Runners say it's like flying with a full-chest breath.

Welsh calls the drugs like duct tape, holding the protein together so salt and water flow, clearing mucus.

Firtex rolled out hits like treecoffta, helping 90% of US patients.

His lab keeps pushing for the last 10% and a full cure, proving steady science rewrites fates one breath at a time.

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