Fahraeus effect and cell screening during tube flow of human blood. I. Effect of variation of flow rate1

Abstract
Glass capillaries (I.D. 15–95 μ m) were perfused with red cell suspensions in buffered Ringer’s solution using driving pressures which corresponded to wall shear stresses between 5 and 400 dynes/cm2 . The hematocrit within the capillaries (HT ), in t