A first-of-its-kind clinical trial shows that therapeutic plasma exchange (TPE) combined with intravenous immunoglobulin ...

Please bleed more, I thought, looking at my pricked finger. A drop of blood dangled at its tip, not quite big enough to fall. I needed enough blood to fill a small circle outlined on a piece of paper.

Plasma therapy is one of several different experimental longevity procedures that involve blood transfers, including platelet ...