The iron deficiency anemia (IDA) model ofrats was established by method of low irondiet. RBC deformability was measured by theektacytometry, a laser diffraction method fordetermining elongation of RBC subjected toshear stress. Deformability of RBC from IDArats was significantly lower than that of normal The iron deficiency anemia (IDA) model ofrats was established by method of low irondiet. RBC deformability was measured by theektacytometry, a laser diffraction method for stermining elongation of RBC subjected toshear stress. Deformability of RBC from IDArats was significantly lower than that of normal