First, the genetically engineered cells became CD8+ killer T cells that wiped out his leukemia. Then they transformed into a stable population of CD4+ helper T cells that continue to circulate in his body.
The relatively new technique for visually detecting chromosomal variants associated with disease risk performs at least as well as more established techniques in two recent studies.
Death rates among blood cancer patients who contract COVID-19 are higher than for those with other cancers, pointing to impaired immunity that makes it hard to overcome the virus.