1. Akiyama S, Gottesman MM, Hanover JA, Fitzgerald DJP, Willingham MC, Pastan I (1984) Verapamil enhances the toxicity of conjugates of epidermal growth factor withPseudomonas exotoxin and antitransferrin receptor withPseudomonas exotoxin. J Cell Physiol 120:271–279
2. Akiyama S, Seth P, Pirker R, FitzGerald D, Gottesman MM, Pastan I (1985) Potentiation of cytotoxic activity of immunotoxins on cultured human cells. Cancer Res 45:1005–1007
3. Bernhard MI, Foon KA, Oeltmann TN, Key ME, Hwang KM, Clarke GC, Christensen WL, Hoyer LC, Hanna MG Jr, Oldham RK (1983) Guinea pig line 10 hepatocarcinoma model: characterization of monoclonal antibody and in vivo effect of unconjugated antibody and antibody conjugated to diphtheria toxin A chain. Cancer Res 43:4420–4428
4. Bjorn MJ, Ring D, Frankel A (1985) Evaluation of monoclonal antibodies for the development of breast cancer immunotoxins. Cancer Res 45:1214–1221
5. Bjorn MJ, Groetsema G, Scalapino L (1986) Antibody-Pseudomonas exotoxin A conjugates cytotoxic to human breast cancer cells in vitro. Cancer Res 46:3262–3267