all the cells examined showed the continuous increase from early passages in rbc adsorption with the rbc coating method ( in which con a-coated rbcs are adsorbed to fibroblasts ) and the incraease only at phase iii with the fibroblast coating method ( in which rbcs are adsorbed to con a-coated fibroblasts ) .
C0007634
cells
C0016030
fibroblasts