the cells -- differentiated into : 1 ) erythrocytes , 2 ) reticulocytes , 3 ) nucleated erythroid cells , 4 ) platelets , 5 ) lymphocytes , 6 ) monocytes , 7 ) neutrophils , 8 ) eosinophils , and 9 ) immature leukocytes -- had to meet unique criteria with regard to their characteristics in the created five-dimensional space in order to be classified in a specific cell category .
C0007589
differentiated
C0007634
cell