IGFBP3 and breast carcinoma: A study led by Baxter used breast cancer, T47D cells with Cy3-labeled transferrin and studied the effect on IGFBP-3 localisation in the presence of nocodazole and cholchicine, inhibitors of microtubule assembly, and chloroquine and monensin, lysomotrophic agents (Schedlich et al., 1998).