When donated blood is in low supply, platelets are even scarcer. These cell fragments, which are essential for blood clotting, have a short shelf life. Whereas whole blood can be refrigerated for up ...

A new study created a score to identify patients with platelet hyperreactivity and risk of related, future cardiovascular disease. Platelets are circulating cell fragments known to clump up and form ...

Megakaryocytes, which are derived from hematopoietic stem cell precursors in bone marrow, form and release platelets; these circulate in the blood for 8 to 10 days before they are removed by hepatic ...

Platelet transfusion thresholds in according bleeding risk and the presence of bleeding. WHO = World Health Organization. “In practice, we see all too often [that] prophylactic transfusion of ...