HIV & AIDS

Report: Transplant may have cured man of AIDS

A very unusual blood transplant appears to have cured an American man living in Berlin of infection with the AIDS virus, but doctors say the approach is not practical for wide use. The man, who is in his 40s, had a blood ...

Medical research

Some blood cells have a surprising source—your gut

The human intestine may provide up to 10 percent of blood cells in circulation from its own reservoir of blood-forming stem cells, a surprising new study from researchers at Columbia University Vagelos College of Physicians ...

Oncology & Cancer

New stem cell therapy to improve fight against leukemia

Stem cell transplantation is effective against leukemia. In many cases, however, the transferred immune cells of the donor also attack the recipients' healthy tissue—often with fatal consequences. Researchers at the University ...

Oncology & Cancer

Extracellular vesicles could be personalized drug delivery vehicles

Creating enough nanovesicles to inexpensively serve as a drug delivery system may be as simple as putting the cells through a sieve, according to an international team of researchers who used mouse autologous—their own—immune ...

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