( b ) cf densities are well correlated to the cell surface sialic acid contents of rbtc ( 2.42 +/- 0.30 microm/10 ( 9 ) cells ) and rbtcc-8 cells ( 1.26 +/- 0.25 microm/10 ( 9 ) cells ) ;
C0699040
cell surface
C0007634
cells