furthermore , the smaller cells secreted very much less srif than the larger cells ( 100 pg/10 ( 6 ) cells/4 h vs. 1,300 pg/10 ( 6 ) cells/4 h ) , whereas there was little difference in overall srif content ( 350 pg/10 ( 6 ) cells vs. 400 pg/10 ( 6 ) cells ) .
C1327616
secreted
C0007634
cells