Figure 3.
dL5**-trastuzumab labels HER2 on SK-BR-3 cells. (A-B) HEK-293 cells are not labeled by the reagent. (C-D) SK-BR-3 cells are labeled with dL5**-cetuximab and MG fluorogen. MG fluorescence is shown on the left, DIC transmitted light images on the right. Scale bars = 50μm.