further , at 37 degrees c the ionophore a23187 inhibited specific 125i-egf binding in human a-431 carcinoma cells , swiss 3t3 cells , and rat-1 fibroblasts , and this effect was abolished when 125i-egf internalization was reduced by incubating cells at 4 degrees c .
C0016030
fibroblasts
C0007634
cells