Fig. 1From: Autologous plasma versus fetal calf serum as a supplement for the culture of neutrophilsThe purity of neutrophils isolated by two method. A blood sample after RBC sedimentation (upper) and then after Ficoll (lower left) and Percoll centrifugation (lower right). The mean percent of granulocytes was 98.769 ± 0.416 and 96.240 ± 1.103 of viable leukocytes for Percoll and Ficoll, respectively (n = 5)Back to article page