That is, when blood is caused to flow by means of a pump through {HEAD ~ the filter unit} having a fiber bulk density of from 0.02 to 0.40 gram/cubic centimeter and {TAIL ~ an average fiber diameter} of from 3 to 10 microns or caused to flow by means of instillation through the filter unit having a bulk density of from 0.04 to 0.15 gram/cubic centimeter and an average fiber diameter of from 5 to 10 microns, the erythrocytes contained in the resulting erythrocyterich suspensions exhibit little or no morphological or biochemical change 
having
That is , when blood is caused to flow by means of a pump through { HEAD ~ the filter unit } having a fiber bulk density of from 0.02 to 0.40 gram / cubic centimeter and { TAIL ~ an average fiber diameter } of from 3 to 10 microns or caused to flow by means of instillation through the filter unit having a bulk density of from 0.04 to 0.15 gram / cubic centimeter and an average fiber diameter of from 5 to 10 microns , the erythrocytes contained in the resulting erythrocyterich suspensions exhibit little or no morphological or biochemical change
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH