| 摘要 |
<p>A filter medium for selectively removing leucocytes, which comprises fibers having nonionic hydrophilic groups and basic nitrogen-containing functional groups at least on the peripheral surface thereof. The use of the filter medium of the present invention as a filter for removing leucocytes enables effective removal of leucocytes with a small loss of blood platelets, and hence it can be effectively used in blood platelet transfusion and the treatment of external blood circulation to remove leucocytes.</p> |
