we concluded that occurrence of intact megakaryocytes greater than or equal to 25 % in the venous blood is a sign of a normal thrombopoietic activity in the bone marrow , and the percentage of intact megakaryocytes in cubital venous blood reflects the decrease in thrombopoiesis in the bone marrow of fingers , hands and forearms during childhood .
C0005953
bone marrow
C0025166
megakaryocytes