the relationship was studied between the number of transferrin-receptor positive cells and in vitro uptake of 67ga and 125i-labeled transferrin in human cell lines , including two normal cell lines ( wi-38 and foreskin fibroblasts ) , two transformed cell lines ( av-3 amnionic cells and chang liver cells ) , and two neoplastic cell lines ( hep-2 , larynx cancer and hela , cervical cancer ) .
C0016030
fibroblasts
C0007634
cells