utilizing negative-stain electron microscopy in which similar concentrations of reovirus types 1 and 3 are incubated with a carbon support film containing chick brain , rabbit brain , or hela cell microtubules , 81 % of the type 1 and 56 % of type 3 exhibited an association with the apparent `` '' edge '' '' of the microtubule .
C0086045
concentrations
C0006104
brain