《英文msh词典》A2,Hemoglobin
[入口词] A2,Hemoglobin
[主题词] Hemoglobin A2
[英文释义] An adult hemoglobin component normally present in hemolysates from human erythrocytes in concentrations of about 3%. The hemoglobin is composed of two alpha chains and two delta chains. The percentage of HbA2 varies in some hematologic disorders,but is about double in beta-thalassemia.