After decades of hype and setbacks, scientists have made impressive progress into tricking stem cells into repairing organs.

Coughing violently, he spit out what looked like moist and crusty bits of dark gray paper with black streaks — dead lung tissue, his respiratory therapist told us. Smith suffers from progressive ...

The burst of the dead cells leads to ruptures in ... For example, they must first be mobile to spread over the tissue surface, then quickly adhere to lung cells upon contact, and later activate ...

"Once they cleared that infection, a lot of people were left with some amount of lung tissue being destroyed," Scheinin told Fox News Digital during an interview. Scheinin provided medical care on ...

Coughing violently, he spit out what looked like moist and crusty bits of dark gray paper with black streaks — dead lung tissue, his respiratory therapist told us. Smith suffers from progressive ...

The burst of the dead cells leads to ruptures in the ... They rapidly colonize the rupture sites and spread into deeper ...