For about three decades, it was seen only in isolated cases, particularly among leukemia patients.
Stewart donated the trophy to a leukemia patient who spent the weekend with him.
This process made it possible to grow cells from leukemia patients and use them to test the effectiveness of drugs.
It is most often seen in leukemia patients.
He can heal himself, an Alzheimer's sufferer, or a young leukemia patient.
The idea would be to use the umbilical cord blood, which is rich in basic cells, to treat leukemia patients.
She described Joseph, a leukemia patient who'd missed school for treatment and had the hardest time understanding fractions.
Jason's two leukemia patients were also not responding to treatment as he'd expected.
In another, she described how she had befriended an 8-year-old leukemia patient who later died.
She shaved off all her hair to accommodate her role as a leukemia patient.