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Focused Review Series

Molecular mechanisms of resistance to the EGFR monoclonal antibody cetuximab

, &
Pages 777-792 | Received 17 Nov 2010, Accepted 22 Nov 2010, Published online: 01 May 2011

References

  • Carpenter G, Lembach KJ, Morrison MM, Cohen S. Characterization of the binding of 125I-labeled epidermal growth factor to human fibroblasts. J Biol Chem 1975; 250:4297 - 4304
  • Carpenter G, King L Jr, Cohen S. Epidermal growth factor stimulates phosphorylation in membrane preparations in vitro. Nature 1978; 276:409 - 410
  • Ullrich A, Coussens L, Hayflick JS, Dull TJ, Gray A, Tam AW, et al. Human epidermal growth factor receptor cDNA sequence and aberrant expression of the amplified gene in A431 epidermoid carcinoma cells. Nature 1984; 309:418 - 425
  • Eckhart W, Hutchinson MA, Hunter T. An activity phosphorylating tyrosine in polyoma T antigen immunoprecipitates. Cell 1979; 18:925 - 933
  • Hunter T, Sefton BM. Transforming gene product of Rous sarcoma virus phosphorylates tyrosine. Proc Natl Acad Sci USA 1980; 77:1311 - 1315
  • Riedel H, Dull TJ, Schlessinger J, Ullrich A. A chimaeric receptor allows insulin to stimulate tyrosine kinase activity of epidermal growth factor receptor. Nature 1986; 324:68 - 70
  • Schlessinger J. Signal transduction by allosteric receptor oligomerization. Trends Biochem Sci 1988; 13:443 - 447
  • Yarden Y, Sliwkowski MX. Untangling the ErbB signalling network. Nat Rev Mol Cell Biol 2001; 2:127 - 137
  • Hynes NE, Lane HA. ERBB receptors and cancer: the complexity of targeted inhibitors. Nat Rev Cancer 2005; 5:341 - 354
  • Klapper LN, Glathe S, Vaisman N, Hynes NE, Andrews GC, Sela M, et al. The ErbB-2/HER2 oncoprotein of human carcinomas may function solely as a shared coreceptor for multiple stroma-derived growth factors. Proc Natl Acad Sci USA 1999; 96:4995 - 5000
  • Singh AB, Harris RC. Autocrine, paracrine and juxtacrine signaling by EGFR ligands. Cell Signal 2005; 17:1183 - 1193
  • Baselga J, Swain SM. Novel anticancer targets: revisiting ERBB2 and discovering ERBB3. Nat Rev Cancer 2009; 9:463 - 475
  • Guy PM, Platko JV, Cantley LC, Cerione RA, Carraway KL 3rd. Insect cell-expressed p180erbB3 possesses an impaired tyrosine kinase activity. Proc Natl Acad Sci USA 1994; 91:8132 - 8136
  • Wallasch C, Weiss FU, Niederfellner G, Jallal B, Issing W, Ullrich A. Heregulin-dependent regulation of HER2/neu oncogenic signaling by heterodimerization with HER3. EMBO J 1995; 14:4267 - 4275
  • Sebolt-Leopold JS, Herrera R. Targeting the mitogen-activated protein kinase cascade to treat cancer. Nat Rev Cancer 2004; 4:937 - 947
  • Engelman JA. Targeting PI3K signalling in cancer: opportunities, challenges and limitations. Nat Rev Cancer 2009; 9:550 - 562
  • Carpenter G, Ji Q. Phospholipase C-gamma as a signal-transducing element. Exp Cell Res 1999; 253:15 - 24
  • Spitaler M, Cantrell DA. Protein kinase C and beyond. Nat Immunol 2004; 5:785 - 790
  • Griner EM, Kazanietz MG. Protein kinase C and other diacylglycerol effectors in cancer. Nat Rev Cancer 2007; 7:281 - 294
  • Mackay HJ, Twelves CJ. Targeting the protein kinase C family: are we there yet?. Nat Rev Cancer 2007; 7:554 - 562
  • Marti U, Burwen SJ, Wells A, Barker ME, Huling S, Feren AM, et al. Localization of epidermal growth factor receptor in hepatocyte nuclei. Hepatology 1991; 13:15 - 20
  • Cao H, Lei ZM, Bian L, Rao CV. Functional nuclear epidermal growth factor receptors in human choriocarcinoma JEG-3 cells and normal human placenta. Endocrinology 1995; 136:3163 - 3172
  • Lin SY, Makino K, Xia W, Matin A, Wen Y, Kwong KY, et al. Nuclear localization of EGF receptor and its potential new role as a transcription factor. Nat Cell Biol 2001; 3:802 - 808
  • Lo HW, Hsu SC, Hung MC. EGFR signaling pathway in breast cancers: from traditional signal transduction to direct nuclear translocalization. Breast Cancer Res Treat 2006; 95:211 - 218
  • Lo HW, Hung MC. Nuclear EGFR signalling network in cancers: linking EGFR pathway to cell cycle progression, nitric oxide pathway and patient survival. Br J Cancer 2006; 94:184 - 188
  • Lo HW, Xia W, Wei Y, Ali-Seyed M, Huang SF, Hung MC. Novel prognostic value of nuclear epidermal growth factor receptor in breast cancer. Cancer Res 2005; 65:338 - 348
  • Psyrri A, Yu Z, Weinberger PM, Sasaki C, Haffty B, Camp R, et al. Quantitative determination of nuclear and cytoplasmic epidermal growth factor receptor expression in oropharyngeal squamous cell cancer by using automated quantitative analysis. Clin Cancer Res 2005; 11:5856 - 5862
  • Xia W, Wei Y, Du Y, Liu J, Chang B, Yu YL, et al. Nuclear expression of epidermal growth factor receptor is a novel prognostic value in patients with ovarian cancer. Mol Carcinog 2009; 48:610 - 617
  • Lo HW, Hsu SC, Ali-Seyed M, Gunduz M, Xia W, Wei Y, et al. Nuclear interaction of EGFR and STAT3 in the activation of the iNOS/NO pathway. Cancer Cell 2005; 7:575 - 589
  • Hsu SC, Hung MC. Characterization of a novel tripartite nuclear localization sequence in the EGFR family. J Biol Chem 2007; 282:10432 - 10440
  • Lo HW, Cao X, Zhu H, Ali-Osman F. Cyclooxygenase-2 is a novel transcriptional target of the nuclear EGFRSTAT3 and EGFRvIII-STAT3 signaling axes. Mol Cancer Res 2010; 8:232 - 245
  • Lo HW, Ali-Seyed M, Wu Y, Bartholomeusz G, Hsu SC, Hung MC. Nuclear-cytoplasmic transport of EGFR involves receptor endocytosis, importin beta1 and CRM1. J Cell Biochem 2006; 98:1570 - 1583
  • Liao HJ, Carpenter G. Role of the Sec61 translocon in EGF receptor trafficking to the nucleus and gene expression. Mol Biol Cell 2007; 18:1064 - 1072
  • Hanada N, Lo HW, Day CP, Pan Y, Nakajima Y, Hung MC. Co-regulation of B-Myb expression by E2F1 and EGF receptor. Mol Carcinog 2006; 45:10 - 17
  • Hung LY, Tseng JT, Lee YC, Xia W, Wang YN, Wu ML, et al. Nuclear epidermal growth factor receptor (EGFR) interacts with signal transducer and activator of transcription 5 (STAT5) in activating Aurora-A gene expression. Nucleic Acids Res 2008; 36:4337 - 4351
  • Wang SC, Nakajima Y, Yu YL, Xia W, Chen CT, Yang CC, et al. Tyrosine phosphorylation controls PCNA function through protein stability. Nat Cell Biol 2006; 8:1359 - 1368
  • Dittmann K, Mayer C, Kehlbach R, Rodemann HP. Radiation-induced caveolin-1 associated EGFR internalization is linked with nuclear EGFR transport and activation of DNA-PK. Mol Cancer 2008; 7:69
  • Liao HJ, Carpenter G. Cetuximab/C225-induced intracellular trafficking of epidermal growth factor receptor. Cancer Res 2009; 69:6179 - 6183
  • Citri A, Yarden Y. EGF-ERBB signalling: towards the systems level. Nat Rev Mol Cell Bio 2006; 7:505 - 516
  • Haglund K, Sigismund S, Polo S, Szymkiewicz I, Di Fiore PP, Dikic I. Multiple monoubiquitination of RTKs is sufficient for their endocytosis and degradation. Nat Cell Biol 2003; 5:461 - 466
  • Mineo C, Gill GN, Anderson GW. Regulated migration of epidermal growth factor receptor from caveolae. J Biol Chem 1999; 274:30636 - 30643
  • Vieira AV, Lamaze C, Schmid SL. Control of EGF receptor signaling by clathrin-mediated endocytosis. Science 1996; 274:2086 - 2089
  • Yamabhai M, Anderson RGW. Second cysteine-rich region of epidermal growth factor receptor contains targeting information for caveolae/rafts. J Biol Chem 2002; 277:24843 - 24846
  • Soubeyran P, Kowanetz K, Szymkiewicz I, Langdon WY, Dikic I. Cbl-CIN85-endophilin complex mediates ligand-induced downregulation of EGF receptors. Nature 2002; 416:183 - 187
  • de Melker AA, van der Horst G, Borst J. c-Cbl directs EGF receptors into an endocytic pathway that involves the ubiquitin-interacting motif of Eps15. J Cell Sci 2004; 117:5001 - 5012
  • Marmor MD, Yarden Y. Role of protein ubiquitylation in regulating endocytosis of receptor tyrosine kinases. Oncogene 2004; 23:2057 - 2070
  • Bache KG, Slagsvold T, Stenmark H. Defective down-regulation of receptor tyrosine kinases in cancer. EMBO J 2004; 23:2707 - 2712
  • Hendriks BS, Opresko LK, Wiley HS, Lauffenburger D. Coregulation of epidermal growth factor receptor/human epidermal growth factor receptor 2 (HER2) levels and locations: Quantitative analysis of HER2 overexpression effects. Cancer Res 2003; 63:1130 - 1137
  • Worthylake R, Opresko LK, Wiley HS. ErbB-2 amplification inhibits downregulation and induces constitutive activation of both ErbB-2 and epidermal growth factor receptors. J Biol Chem 1999; 274:8865 - 8874
  • Baulida J, Kraus MH, Alimandi M, DiFiore PP, Carpenter G. All ErbB receptors other than the epidermal growth factor receptor are endocytosis impaired. J Biol Chem 1996; 271:5251 - 5257
  • Sorkin A, Waters CM. Endocytosis of growth-factor receptors. Bioessays 1993; 15:375 - 382
  • Wang ZX, Zhang LF, Yeung TK, Chen XM. Endocytosis deficiency of epidermal growth factor (EGF) receptor-ErbB2 heterodimers in response to EGF stimulation. Mol Biol Cell 1999; 10:1621 - 1636
  • Chung BM, Raja SM, Clubb RJ, Tu C, George M, Band V, et al. Aberrant trafficking of NSCLCassociated EGFR mutants through the endocytic recycling pathway promotes interaction with Src@. Bmc Cell Biol 2009; In press
  • Hendriks BS, Wiley HS, Lauffenburger D. HER2-mediated effects on EGFR endosomal sorting: Analysis of biophysical mechanisms. Biophys J 2003; 85:2732 - 45
  • Weichselbaum RR, Dunphy EJ, Beckett MA, Tybor AG, Moran WJ, Goldman ME, et al. Epidermal growth factor receptor gene amplification and expression in head and neck cancer cell lines. Head Neck 1989; 11:437 - 442
  • Veale D, Ashcroft T, Marsh C, Gibson GJ, Harris AL. Epidermal growth factor receptors in non-small cell lung cancer. Br J Cancer 1987; 55:513 - 516
  • Libermann TA, Razon N, Bartal AD, Yarden Y, Schlessinger J, Soreq H. Expression of epidermal growth factor receptors in human brain tumors. Cancer Res 1984; 44:753 - 760
  • Libermann TA, Nusbaum HR, Razon N, Kris R, Lax I, Soreq H, et al. Amplification, enhanced expression and possible rearrangement of EGF receptor gene in primary human brain tumours of glial origin. Nature 1985; 313:144 - 147
  • Libermann TA, Nusbaum HR, Razon N, Kris R, Lax I, Soreq H, et al. Amplification and overexpression of the EGF receptor gene in primary human glioblastomas. J Cell Sci Suppl 1985; 3:161 - 172
  • Maurizi M, Almadori G, Ferrandina G, Distefano M, Romanini ME, Cadoni G, et al. Prognostic significance of epidermal growth factor receptor in laryngeal squamous cell carcinoma. Br J Cancer 1996; 74:1253 - 1257
  • FischerColbrie J, Witt A, Heinzl H, Speiser P, Czerwenka K, Sevelda P, et al. EGFR and steroid receptors in ovarian carcinoma: Comparison with prognostic parameters and outcome of patients. Anticancer Res 1997; 17:613 - 619
  • Kersemaekers AMF, Fleuren GJ, Kenter EG, Van den Broek LJCM, Uljee SM, Hermans J, et al. Oncogene alterations in carcinomas of the uterine cervix: Overexpression of the epidermal growth factor receptor is associated with poor prognosis. Clin Cancer Res 1999; 5:577 - 586
  • Mellon K, Wright C, Kelly P, Horne CHW, Neal DE. Long-term outcome related to epidermal growth-factor receptor status in bladder-cancer. Journal of Urology 1995; 153:919 - 925
  • Inada S, Koto T, Futami K, Arima S, Iwashita A. Evaluation of malignancy and the prognosis of esophageal cancer based on an immunohistochemical study (p53, E-cadherin, epidermal growth factor receptor). Surg Today 1999; 29:493 - 503
  • Ohgaki H, Watanabe K, Tachibana O, Sato K, Kleihues P. Overexpression of the EGF receptor and p53 mutations are mutually exclusive in the evolution of primary and secondary glioblastomas. J Neuropathol Exp Neurol 1996; 55:3
  • Nicholson RI, Gee JM, Harper ME. EGFR and cancer prognosis. Eur J Cancer 2001; 37:9 - 15
  • Nielsen JS, Jakobsen E, Holund B, Bertelsen K, Jakobsen A. Prognostic significance of p53, Her-2 and EGFR overexpression in borderline and epithelial ovarian cancer. Int J Gynecol Cancer 2004; 14:1086 - 1096
  • Santini J, Formento JL, Francoual M, Milano G, Schneider M, Dassonville O, et al. Characterization, quantification and potential clinical-value of the epidermal growth-factor receptor in head and neck squamous-cell carcinomas. Head Neck 1991; 13:132 - 139
  • Yasui W, Sumiyoshi H, Hata J, Kameda T, Ochiai A, Ito H, et al. Expression of epidermal growth-factor receptor in human gastric and colonic carcinomas. Cancer Res 1988; 48:137 - 141
  • Piyathilake CJ, Frost AR, Manne U, Weiss H, Bell WC, Heimburger DC, et al. Differential expression of growth factors in squamous cell carcinoma and pre-cancerous lesions of the lung. Clin Cancer Res 2002; 8:734 - 744
  • Scambia G, Panici PB, Ferrandina G, Battaglia F, Distefano M, Dandrea G, et al. Significance of epidermal growth-factor receptor expression in primary human endometrial cancer. Int J Cancer 1994; 56:26 - 30
  • Nicholson RI, Gee JMW, Harper ME. EGFR and cancer prognosis. Eur J Cancer 2001; 37:9 - 15
  • Sizeland AM, Burgess AW. Anti-sense transforming growth factor alpha oligonucleotides inhibit autocrine stimulated proliferation of a colon carcinoma cell line. Mol Biol Cell 1992; 3:1235 - 1243
  • Humphrey PA, Wong AJ, Vogelstein B, Zalutsky MR, Fuller GN, Archer GE, et al. Anti-synthetic peptide antibody reacting at the fusion junction of deletion-mutant epidermal growth factor receptors in human glioblastoma. Proc Natl Acad Sci USA 1990; 87:4207 - 4211
  • Malden LT, Novak U, Kaye AH, Burgess AW. Selective amplification of the cytoplasmic domain of the epidermal growth factor receptor gene in glioblastoma multiforme. Cancer Res 1988; 48:2711 - 2714
  • Peschard P, Park M. Escape from Cbl-mediated down-regulation: a recurrent theme for oncogenic deregulation of receptor tyrosine kinases. Cancer Cell 2003; 3:519 - 523
  • Gill GN, Kawamoto T, Cochet C, Le A, Sato JD, Masui H, et al. Monoclonal anti-epidermal growth factor receptor antibodies which are inhibitors of epidermal growth factor binding and antagonists of epidermal growth factor-stimulated tyrosine protein kinase activity. J Biol Chem 1984; 259:7755 - 7760
  • Kawamoto T, Sato JD, Le A, Polikoff J, Sato GH, Mendelsohn J. Growth stimulation of A431 cells by epidermal growth factor: identification of high-affinity receptors for epidermal growth factor by an anti-receptor monoclonal antibody. Proc Natl Acad Sci USA 1983; 80:1337 - 1341
  • Sato JD, Kawamoto T, Le AD, Mendelsohn J, Polikoff J, Sato GH. Biological effects in vitro of monoclonal antibodies to human epidermal growth factor receptors. Mol Biol Med 1983; 1:511 - 529
  • Masui H, Kawamoto T, Sato JD, Wolf B, Sato G, Mendelsohn J. Growth inhibition of human tumor cells in athymic mice by anti-epidermal growth factor receptor monoclonal antibodies. Cancer Res 1984; 44:1002 - 1007
  • Li S, Schmitz KR, Jeffrey PD, Wiltzius JJ, Kussie P, Ferguson KM. Structural basis for inhibition of the epidermal growth factor receptor by cetuximab. Cancer Cell 2005; 7:301 - 311
  • Yang XD, Jia XC, Corvalan JRF, Wang P, Davis CG. Development of ABX-EGF, a fully human anti-EGF receptor monoclonal antibody, for cancer therapy. Crit Rev Oncol Hemat 2001; 38:17 - 23
  • Sunada H, Magun BE, Mendelsohn J, MacLeod CL. Monoclonal antibody against epidermal growth factor receptor is internalized without stimulating receptor phosphorylation. Proc Natl Acad Sci USA 1986; 83:3825 - 3829
  • Goldstein NI, Prewett M, Zuklys K, Rockwell P, Mendelsohn J. Biological efficacy of a chimeric antibody to the epidermal growth factor receptor in a human tumor xenograft model. Clin Cancer Res 1995; 1:1311 - 1318
  • Sunada H, Magun BE, Mendelsohn J, Macleod CL. Monoclonal-antibody against epidermal growth-factor receptor is internalized without stimulating receptor phosphorylation. Proc Natl Acad Sci USA 1986; 83:3825 - 3829
  • Huang SM, Bock JM, Harari PM. Epidermal growth factor receptor blockade with C225 modulates proliferation, apoptosis and radiosensitivity in squamous cell carcinomas of the head and neck. Cancer Res 1999; 59:1935 - 1940
  • Peng D, Fan Z, Lu Y, DeBlasio T, Scher H, Mendelsohn J. Anti-epidermal growth factor receptor monoclonal antibody 225 upregulates p27KIP1 and induces G1 arrest in prostatic cancer cell line DU145. Cancer Res 1996; 56:3666 - 3669
  • Wu X, Rubin M, Fan Z, DeBlasio T, Soos T, Koff A, et al. Involvement of p27KIP1 in G1 arrest mediated by an anti-epidermal growth factor receptor monoclonal antibody. Oncogene 1996; 12:1397 - 403
  • Baselga J. The EGFR as a target for anticancer therapy—focus on cetuximab. Eur J Cancer 2001; 37:16 - 22
  • P OC, Rhys-Evans P, Modjtahedi H, Court W, Box G, Eccles S. Overexpression of epidermal growth factor receptor in human head and neck squamous carcinoma cell lines correlates with matrix metalloproteinase-9 expression and in vitro invasion. Int J Cancer 2000; 86:307 - 317
  • P Oc, Rhys-Evans P, Court WJ, Box GM, Eccles SA. Differential modulation of proliferation, matrix metalloproteinase expression and invasion of human head and neck squamous carcinoma cells by c-erbB ligands. Clin Exp Metastasis 1999; 17:631 - 639
  • Bruns CJ, Harbison MT, Davis DW, Portera CA, Tsan R, McConkey DJ, et al. Epidermal growth factor receptor blockade with C225 plus gemcitabine results in regression of human pancreatic carcinoma growing orthotopically in nude mice by antiangiogenic mechanisms. Clin Cancer Res 2000; 6:1936 - 1948
  • Perrotte P, Matsumoto T, Inoue K, Kuniyasu H, Eve BY, Hicklin DJ, et al. Anti-epidermal growth factor receptor antibody C225 inhibits angiogenesis in human transitional cell carcinoma growing orthotopically in nude mice. Clin Cancer Res 1999; 5:257 - 265
  • Tortora G, Caputo R, Pomatico G, Pepe S, Bianco AR, Agrawal S, et al. Cooperative inhibitory effect of novel mixed backbone oligonucleotide targeting protein kinase A in combination with docetaxel and anti-epidermal growth factor-receptor antibody on human breast cancer cell growth. Clin Cancer Res 1999; 5:875 - 881
  • Liu B, Fang M, Schmidt M, Lu Y, Mendelsohn J, Fan Z. Induction of apoptosis and activation of the caspase cascade by anti-EGF receptor monoclonal antibodies in DiFi human colon cancer cells do not involve the c-jun N-terminal kinase activity. Br J Cancer 2000; 82:1991 - 1999
  • Mandal M, Adam L, Mendelsohn J, Kumar R. Nuclear targeting of Bax during apoptosis in human colorectal cancer cells. Oncogene 1998; 17:999 - 1007
  • Wu X, Fan Z, Masui H, Rosen N, Mendelsohn J. Apoptosis induced by an anti-epidermal growth factor receptor monoclonal antibody in a human colorectal carcinoma cell line and its delay by insulin. J Clin Invest 1995; 95:1897 - 1905
  • Kurai J, Chikumi H, Hashimoto K, Yamaguchi K, Yamasaki A, Sako T, et al. Antibody-dependent cellular cytotoxicity mediated by cetuximab against lung cancer cell lines. Clin Cancer Res 2007; 13:1552 - 1561
  • Kimura H, Sakai K, Arao T, Shimoyama T, Tamura T, Nishio K. Antibody-dependent cellular cytotoxicity of cetuximab against tumor cells with wild-type or mutant epidermal growth factor receptor. Cancer Sci 2007; 98:1275 - 1280
  • Chung KY, Shia J, Kemeny NE, Shah M, Schwartz GK, Tse A, et al. Cetuximab shows activity in colorectal cancer patients with tumors that do not express the epidermal growth factor receptor by immunohistochemistry. J Clin Oncol 2005; 23:1803 - 1810
  • Jonker DJ, O'Callaghan CJ, Karapetis CS, Zalcberg JR, Tu D, Au HJ, et al. Cetuximab for the treatment of colorectal cancer. N Engl J Med 2007; 357:2040 - 2048
  • Sobrero AF, Maurel J, Fehrenbacher L, Scheithauer W, Abubakr YA, Lutz MP, et al. EPIC: phase III trial of cetuximab plus irinotecan after fluoropyrimidine and oxaliplatin failure in patients with metastatic colorectal cancer. J Clin Oncol 2008; 26:2311 - 2319
  • Borner M, Koeberle D, Von Moos R, Saletti P, Rauch D, Hess V, et al. Adding cetuximab to capecitabine plus oxaliplatin (XELOX) in first-line treatment of metastatic colorectal cancer: a randomized phase II trial of the Swiss Group for Clinical Cancer Research SAKK. Ann Oncol 2008; 19:1288 - 1292
  • Bokemeyer C, Bondarenko I, Makhson A, Hartmann JT, Aparicio J, de Braud F, et al. Fluorouracil, leucovorin and oxaliplatin with and without cetuximab in the first-line treatment of metastatic colorectal cancer. J Clin Oncol 2009; 27:663 - 671
  • Van Cutsem E, Kohne CH, Hitre E, Zaluski J, Chang Chien CR, Makhson A, et al. Cetuximab and chemotherapy as initial treatment for metastatic colorectal cancer. N Engl J Med 2009; 360:1408 - 1417
  • Vermorken JB, Mesia R, Rivera F, Remenar E, Kawecki A, Rottey S, et al. Platinum-based chemotherapy plus cetuximab in head and neck cancer. N Engl J Med 2008; 359:1116 - 1127
  • Bonner JA, Harari PM, Giralt J, Azarnia N, Shin DM, Cohen RB, et al. Radiotherapy plus cetuximab for squamous-cell carcinoma of the head and neck. N Engl J Med 2006; 354:567 - 578
  • Herbst RS, Arquette M, Shin DM, Dicke K, Vokes EE, Azarnia N, et al. Phase II multicenter study of the epidermal growth factor receptor antibody cetuximab and cisplatin for recurrent and refractory squamous cell carcinoma of the head and neck. J Clin Oncol 2005; 23:5578 - 5587
  • Baselga J, Trigo JM, Bourhis J, Tortochaux J, Cortes-Funes H, Hitt R, et al. Phase II multicenter study of the antiepidermal growth factor receptor monoclonal antibody cetuximab in combination with platinum-based chemotherapy in patients with platinum-refractory metastatic and/or recurrent squamous cell carcinoma of the head and neck. J Clin Oncol 2005; 23:5568 - 5577
  • Burtness B, Goldwasser MA, Flood W, Mattar B, Forastiere AA. Phase III randomized trial of cisplatin plus placebo compared with cisplatin plus cetuximab in metastatic/recurrent head and neck cancer: an eastern Cooperative Oncology Group study. J Clin Oncol 2005; 23:8646 - 8654
  • Cunningham D, Humblet Y, Siena S, Khayat D, Bleiberg H, Santoro A, et al. Cetuximab monotherapy and cetuximab plus irinotecan in irinotecan-refractory metastatic colorectal cancer. N Engl J Med 2004; 351:337 - 345
  • Robert F, Ezekiel MP, Spencer SA, Meredith RF, Bonner JA, Khazaeli MB, et al. Phase I study of antiepidermal growth factor receptor antibody cetuximab in combination with radiation therapy in patients with advanced head and neck cancer. J Clin Oncol 2001; 19:3234 - 3243
  • Thienelt CD, Bunn PA Jr, Hanna N, Rosenberg A, Needle MN, Long ME, et al. Multicenter phase I/II study of cetuximab with paclitaxel and carboplatin in untreated patients with stage IV non-small-cell lung cancer. J Clin Oncol 2005; 23:8786 - 8793
  • Rosell R, Robinet G, Szczesna A, Ramlau R, Constenla M, Mennecier BC, et al. Randomized phase II study of cetuximab plus cisplatin/vinorelbine compared with cisplatin/vinorelbine alone as first-line therapy in EGFR-expressing advanced non-small-cell lung cancer. Ann Oncol 2008; 19:362 - 369
  • Robert F, Blumenschein G, Herbst RS, Fossella FV, Tseng J, Saleh MN, et al. Phase I/IIa study of cetuximab with gemcitabine plus carboplatin in patients with chemotherapy-naive advanced non-small-cell lung cancer. J Clin Oncol 2005; 23:9089 - 9096
  • Herbst RS, Chansky K, Kelly K, Atkins JN, Davies AM, Dakhil SR, et al. phase II randomized selection trial evaluating concurrent chemotherapy plus cetuximab or chemotherapy followed by cetuximab in patients with advanced non-small cell lung cancer (NSCLC): Final report of SWOG 0342 2007; ASCO
  • Butts CA, Bodkin D, Middleman EL, Englund CW, Ellison D, Alam Y, et al. Randomized phase II study of gemcitabine plus cisplatin or carboplatin [corrected], with or without cetuximab, as first-line therapy for patients with advanced or metastatic non small-cell lung cancer. J Clin Oncol 2007; 25:5777 - 5784
  • Pirker R, Pereira JR, Szczesna A, von Pawel J, Krzakowski M, Ramlau R, et al. Cetuximab plus chemotherapy in patients with advanced non-small-cell lung cancer (FLEX): an open-label randomised phase III trial. Lancet 2009; 373:1525 - 1531
  • Lynch TJ, Patel T, Dreisbach L, McCleod M, Heim WJ, Hermann RC, et al. Cetuximab and first-line taxane/carboplatin chemotherapy in advanced non-small-cell lung cancer: results of the randomized multicenter phase III trial BMS099. J Clin Oncol 2010; 28:911 - 917
  • Pao W, Miller V, Zakowski M, Doherty J, Politi K, Sarkaria I, et al. EGF receptor gene mutations are common in lung cancers from “never smokers” and are associated with sensitivity of tumors to gefitinib and erlotinib. Proc Natl Acad Sci USA 2004; 101:13306 - 13311
  • Lynch TJ, Bell DW, Sordella R, Gurubhagavatula S, Okimoto RA, Brannigan BW, et al. Activating mutations in the epidermal growth factor receptor underlying responsiveness of non-small-cell lung cancer to gefitinib. N Engl J Med 2004; 350:2129 - 2139
  • Paez JG, Janne PA, Lee JC, Tracy S, Greulich H, Gabriel S, et al. EGFR mutations in lung cancer: correlation with clinical response to gefitinib therapy. Science 2004; 304:1497 - 1500
  • Pao W, Miller VA, Politi KA, Riely GJ, Somwar R, Zakowski MF, et al. Acquired resistance of lung adenocarcinomas to gefitinib or erlotinib is associated with a second mutation in the EGFR kinase domain. PLoS Med 2005; 2:73
  • Kobayashi S, Boggon TJ, Dayaram T, Janne PA, Kocher O, Meyerson M, et al. EGFR mutation and resistance of non-small-cell lung cancer to gefitinib. N Engl J Med 2005; 352:786 - 792
  • Tsuchihashi Z, Khambata-Ford S, Hanna N, Janne PA. Responsiveness to cetuximab without mutations in EGFR. N Engl J Med 2005; 353:208 - 209
  • Mukohara T, Engelman JA, Hanna NH, Yeap BY, Kobayashi S, Lindeman N, et al. Differential effects of gefitinib and cetuximab on non-small-cell lung cancers bearing epidermal growth factor receptor mutations. J Natl Cancer Inst 2005; 97:1185 - 1194
  • Moroni M, Veronese S, Benvenuti S, Marrapese G, Sartore-Bianchi A, Di Nicolantonio F, et al. Gene copy number for epidermal growth factor receptor (EGFR) and clinical response to antiEGFR treatment in colorectal cancer: a cohort study. Lancet Oncol 2005; 6:279 - 286
  • Frattini M, Saletti P, Romagnani E, Martin V, Molinari F, Ghisletta M, et al. PTEN loss of expression predicts cetuximab efficacy in metastatic colorectal cancer patients. Br J Cancer 2007; 97:1139 - 1145
  • Personeni N, Fieuws S, Piessevaux H, De Hertogh G, De Schutter J, Biesmans B, et al. Clinical usefulness of EGFR gene copy number as a predictive marker in colorectal cancer patients treated with cetuximab: a fluorescent in situ hybridization study. Clin Cancer Res 2008; 14:5869 - 5876
  • Cappuzzo F, Finocchiaro G, Rossi E, Janne PA, Carnaghi C, Calandri C, et al. EGFR FISH assay predicts for response to cetuximab in chemotherapy refractory colorectal cancer patients. Ann Oncol 2008; 19:717 - 723
  • Sartore-Bianchi A, Moroni M, Veronese S, Carnaghi C, Bajetta E, Luppi G, et al. Epidermal growth factor receptor gene copy number and clinical outcome of metastatic colorectal cancer treated with panitumumab. J Clin Oncol 2007; 25:3238 - 3245
  • Hirsch FR, Herbst RS, Olsen C, Chansky K, Crowley J, Kelly K, et al. Increased EGFR gene copy number detected by fluorescent in situ hybridization predicts outcome in non-small-cell lung cancer patients treated with cetuximab and chemotherapy. J Clin Oncol 2008; 26:3351 - 3357
  • Khambata-Ford S, Harbison CT, Hart LL, Awad M, Xu LA, Horak CE, et al. Analysis of potential predictive markers of cetuximab benefit in BMS099, a phase III study of cetuximab and first-line taxane/carboplatin in advanced non-small-cell lung cancer. J Clin Oncol 2010; 28:918 - 927
  • Khambata-Ford S, Garrett CR, Meropol NJ, Basik M, Harbison CT, Wu S, et al. Expression of epiregulin and amphiregulin and K-ras mutation status predict disease control in metastatic colorectal cancer patients treated with cetuximab. J Clin Oncol 2007; 25:3230 - 3237
  • Trahey M, McCormick F. A cytoplasmic protein stimulates normal N-ras p21 GTPase, but does not affect oncogenic mutants. Science 1987; 238:542 - 545
  • Schubbert S, Shannon K, Bollag G. Hyperactive Ras in developmental disorders and cancer. Nat Rev Cancer 2007; 7:295 - 308
  • Lievre A, Bachet JB, Le Corre D, Boige V, Landi B, Emile JF, et al. KRAS mutation status is predictive of response to cetuximab therapy in colorectal cancer. Cancer Res 2006; 66:3992 - 3995
  • Di Fiore F, Blanchard F, Charbonnier F, Le Pessot F, Lamy A, Galais MP, et al. Clinical relevance of KRAS mutation detection in metastatic colorectal cancer treated by Cetuximab plus chemotherapy. Br J Cancer 2007; 96:1166 - 1169
  • De Roock W, Piessevaux H, De Schutter J, Janssens M, De Hertogh G, Personeni N, et al. KRAS wild-type state predicts survival and is associated to early radiological response in metastatic colorectal cancer treated with cetuximab. Ann Oncol 2008; 19:508 - 515
  • Punt CJ, Tol J, Rodenburg CJ, Cats A, Creemers GM, Schrama JG, et al. Randomized phase III study of capecitabine, oxaliplatin and bevacizumab with or without cetuximab in advanced colorectal cancer (ACC), the CAIRO2 study of the Dutch Colorectal Cancer Group (DCCG) 2008; ASCO Meeting Abstracts May 20 2008
  • Van Cutsem E, Lang I, D'haens G, Moiseyenko V, Zaluski J, Folprecht G, et al. KRAS status and efficacy in the first-line treatment of patients with metastatic colorectal cancer (mCRC) treated with FOLFIRI with or without cetuximab: The CRYSTAL experience. ASCO Meeting Abstracts 2008; 2:2008
  • Bokemeyer C, Bondarenko I, Hartmann J, De Braud F, Volovat C, Nippgen L, et al. KRAS status and efficacy of first-line treatment of patients with metastatic colorectal cancer (mCRC) with FOLFOX with or without cetuximab: The OPUS experience. ASCO Meeting Abstracts 2008; 4000
  • Karapetis CS, Khambata-Ford S, Jonker DJ, O'Callaghan CJ, Tu D, Tebbutt NC, et al. K-ras mutations and benefit from cetuximab in advanced colorectal cancer. N Engl J Med 2008; 359:1757 - 1765
  • Amado RG, Wolf M, Peeters M, Van Cutsem E, Siena S, Freeman DJ, et al. Wild-type KRAS is required for panitumumab efficacy in patients with metastatic colorectal cancer. J Clin Oncol 2008; 26:1626 - 1634
  • Allegra CJ, Jessup JM, Somerfield MR, Hamilton SR, Hammond EH, Hayes DF, et al. American Society of Clinical Oncology provisional clinical opinion: testing for KRAS gene mutations in patients with metastatic colorectal carcinoma to predict response to anti-epidermal growth factor receptor monoclonal antibody therapy. J Clin Oncol 2009; 27:2091 - 2096
  • Loupakis F, Pollina L, Stasi I, Ruzzo A, Scartozzi M, Santini D, et al. PTEN expression and KRAS mutations on primary tumors and metastases in the prediction of benefit from cetuximab plus irinotecan for patients with metastatic colorectal cancer. J Clin Oncol 2009; 27:2622 - 2629
  • Benvenuti S, Sartore-Bianchi A, Di Nicolantonio F, Zanon C, Moroni M, Veronese S, et al. Oncogenic activation of the RAS/RAF signaling pathway impairs the response of metastatic colorectal cancers to antiepidermal growth factor receptor antibody therapies. Cancer Res 2007; 67:2643 - 2648
  • Marais R, Light Y, Paterson HF, Marshall CJ. Ras recruits Raf-1 to the plasma membrane for activation by tyrosine phosphorylation. EMBO J 1995; 14:3136 - 3145
  • Roberts PJ, Der CJ. Targeting the Raf-MEK-ERK mitogen-activated protein kinase cascade for the treatment of cancer. Oncogene 2007; 26:3291 - 3310
  • Niault TS, Baccarini M. Targets of Raf in tumorigenesis. Carcinogenesis 2010; 31:1165 - 1174
  • Di Nicolantonio F, Martini M, Molinari F, Sartore-Bianchi A, Arena S, Saletti P, et al. Wild-type BRAF is required for response to panitumumab or cetuximab in metastatic colorectal cancer. J Clin Oncol 2008; 26:5705 - 5712
  • Blanco R, Iwakawa R, Tang M, Kohno T, Angulo B, Pio R, et al. A gene-alteration profile of human lung cancer cell lines. Hum Mutat 2009; 30:1199 - 1206
  • Pratilas CA, Taylor BS, Ye Q, Viale A, Sander C, Solit DB, et al. (V600E)BRAF is associated with disabled feedback inhibition of RAF-MEK signaling and elevated transcriptional output of the pathway. Proc Natl Acad Sci USA 2009; 106:4519 - 4524
  • Brose MS, Volpe P, Feldman M, Kumar M, Rishi I, Gerrero R, et al. BRAF and RAS mutations in human lung cancer and melanoma. Cancer Res 2002; 62:6997 - 7000
  • Davies H, Bignell GR, Cox C, Stephens P, Edkins S, Clegg S, et al. Mutations of the BRAF gene in human cancer. Nature 2002; 417:949 - 954
  • Weber A, Langhanki L, Sommerer F, Markwarth A, Wittekind C, Tannapfel A. Mutations of the BRAF gene in squamous cell carcinoma of the head and neck. Oncogene 2003; 22:4757 - 4759
  • Perrone F, Suardi S, Pastore E, Casieri P, Orsenigo M, Caramuta S, et al. Molecular and cytogenetic subgroups of oropharyngeal squamous cell carcinoma. Clin Cancer Res 2006; 12:6643 - 6651
  • Fei Huang LAX, Khambata-Ford Shirin. Analysis of the correlation between gene expression of IGF-pathway components and benefit from cetuximab (Erbitux™) in metastatic colorectal cancer patients. AACR meeting Abstracts 2010;
  • Perrotte P, Matsumoto T, Inoue K, Kuniyasu H, Eve BY, Hicklin DJ, et al. Anti-epidermal growth factor receptor antibody C225 inhibits angiogenesis in human transitional cell carcinoma growing orthotopically in nude mice. Clin Cancer Res 1999; 5:257 - 265
  • Petit AMV, Rak J, Hung MC, Rockwell P, Goldstein N, Fendly B, et al. Neutralizing antibodies against epidermal growth factor and ErbB-2/neu receptor tyrosine kinases downregulate vascular endothelial growth factor production by tumor cells in vitro and in vivo—Angiogenic implications for signal transduction therapy of solid tumors. Am J Pathol 1997; 151:1523 - 1530
  • Ciardiello F, Bianco R, Damiano V, Fontanini G, Caputo R, Pomatico G, et al. Antiangiogenic and antitumor activity of anti-epidermal growth factor receptor C225 monoclonal antibody in combination with vascular endothelial growth factor antisense oligonucleotide in human GEO colon cancer cells. Clin Cancer Res 2000; 6:3739 - 3747
  • Viloria-Petit A, Crombet T, Jothy S, Hicklin D, Bohlen P, Schlaeppi JM, et al. Acquired resistance to the antitumor effect of epidermal growth factor receptor-blocking antibodies in vivo: A role for altered tumor angiogenesis. Cancer Res 2001; 61:5090 - 5101
  • Ferrara N. The role of vascular endothelial growth factor in pathological angiogenesis. Breast Cancer Res Treat 1995; 36:127 - 137
  • Fontanini G, Vignati S, Boldrini L, Chine S, Silvestri V, Lucchi M, et al. Vascular endothelial growth factor is associated with neovascularization and influences progression of non-small cell lung carcinoma. Clin Cancer Res 1997; 3:861 - 865
  • Jung YD, Mansfield PF, Akagi M, Takeda A, Liu W, Bucana CD, et al. Effects of combination anti-vascular endothelial growth factor receptor and anti-epidermal growth factor receptor therapies on the growth of gastric cancer in a nude mouse model. Eur J Cancer 2002; 38:1133 - 1140
  • Ciardiello F, Bianco R, Caputo R, Caputo R, Damiano V, Troiani T, et al. Antitumor activity of ZD6474, a vascular endothelial growth factor receptor tyrosine kinase inhibitor, in human cancer cells with acquired resistance to antiepidermal growth factor receptor therapy. Clin Cancer Res 2004; 10:784 - 793
  • Bianco R, Rosa R, Damiano V, Daniele G, Gelardi T, Garofalo S, et al. Vascular endothelial growth factor receptor-1 contributes to resistance to anti-epidermal growth factor receptor drugs in human cancer cells. Clin Cancer Res 2008; 14:5069 - 5080
  • Lu Y, Li XQ, Liang K, Luwor R, Siddik ZH, Nuiis GB, et al. Epidermal growth factor receptor (EGFR) ubiquitination as a mechanism of acquired resistance escaping treatment by the Anti-EGFR monoclonal antibody cetuximab. Cancer Res 2007; 67:8240 - 8247
  • Bao J, Gur G, Yarden Y. Src promotes destruction of c-Cbl: Implications for oncogenic synergy between Src and growth factor receptors. Proc Natl Acad Sci USA 2003; 100:2438 - 2443
  • Wheeler DL, Huang S, Kruser TJ, Nechrebecki MM, Armstrong EA, Benavente S, et al. Mechanisms of acquired resistance to cetuximab: role of HER (ErbB) family members. Oncogene 2008; 27:3944 - 3956
  • Grovdal LM, Stang E, Sorkin A, Madshus IH. Direct interaction of Cbl with pTyr 1045 of the EGF receptor (EGFR) is required to sort the EGFR to lysosomes for degradation. Exp Cell Res 2004; 300:388 - 395
  • Demory ML, Boerner JL, Davidson R, Faust W, Miyake T, Lee I, et al. Epidermal growth factor receptor translocation to the mitochondria: regulation and effect. J Biol Chem 2009; 284:36592 - 36604
  • Lo HW, Cao X, Zhu H, Ali-Osman F. Constitutively Activated STAT3 Frequently Coexpresses with Epidermal Growth Factor Receptor in High-Grade Gliomas and Targeting STAT3 Sensitizes Them to Iressa and Alkylators. Clin Cancer Res 2008; 14:6042 - 6054
  • Lo HW, Hsu SC, Hung MC. EGFR signaling pathway in breast cancers: from traditional signal transduction to direct nuclear translocalization. Breast Cancer Res Tr 2006; 95:211 - 218
  • Lo HW, Hsu SC, Ali-Seyed M, Gunduz M, Xia WY, Wei YK, et al. Nuclear interaction of EGFR and STAT3 in the activation of the iNOS/NO pathway. Cancer Cell 2005; 7:575 - 589
  • Lo HW, Ali-Seyed M, Wu Y, Bartholomeusz G, Hsu SC, Hung MC. Nuclear-cytoplasmic transport of EGFR involves receptor endocytosis, importin beta1 and CRM1. J Cell Biochem 2006; 98:1570 - 1583
  • Hanada N, Lo HW, Day CP, Pan Y, Nakajima Y, Hung MC. Co-regulation of B-Myb expression by E2F1 and EGF receptor. Mol Carcinogen 2006; 45:10 - 17
  • Kim J, Jahng WJ, Di Vizio D, Lee JS, Jhaveri R, Rubin MA, et al. The phosphoinositide kinase PIKfyve mediates epidermal growth factor receptor trafficking to the nucleus. Cancer Res 2007; 67:9229 - 37
  • Xia WY, Wei YK, Du Y, Liu JS, Chang B, Yu YL, et al. Nuclear expression of epidermal growth factor receptor is a novel prognostic value in patients with ovarian cancer. Mol Carcinogen 2009; 48:610 - 617
  • Li C, Iida M, Dunn EF, Ghia AJ, Wheeler DL. Nuclear EGFR contributes to acquired resistance to cetuximab. Oncogene 2009; 28:3801 - 3813
  • Lin SY, Makino K, Xia WY, Matin A, Wen Y, Kwong KY, et al. Nuclear localization of EGF receptor and its potential new role as a transcription factor. Nat Cell Biol 2001; 3:802 - 808
  • Li C, Iida M, Dunn EF, Ghia AJ, Wheeler DL. Nuclear EGFR contributes to acquired resistance to cetuximab. Oncogene 2009; 28:3801 - 3813
  • Bandyopadhyay D, Mandal M, Adam L, Mendelsohn J, Kumar R. Physical interaction between epidermal growth factor receptor and DNA-dependent protein kinase in mammalian cells. J Biol Chem 1998; 273:1568 - 1573
  • Wheeler DL, Iida M, Kruser TJ, Nechrebecki MM, Dunn EF, Armstrong EA, et al. Epidermal growth factor receptor cooperates with Src family kinases in acquired resistance to cetuximab. Cancer Biol Ther 2009; 8:696 - 703
  • Nevo J, Mattila E, Pellinen T, Yamamoto DL, Sara H, Iljin K, et al. Mammary-derived growth inhibitor alters traffic of EGFR and induces a novel form of cetuximab resistance. Clin Cancer Res 2009; 15:6570 - 6581
  • Huynh HT, Larsson C, Narod S, Pollak M. Tumor suppressor activity of the gene encoding mammary-derived growth inhibitor. Cancer Res 1995; 55:2225 - 2231
  • Huynh H, Alpert L, Pollak M. Silencing of the mammary-derived growth inhibitor (MDGI) gene in breast neoplasms is associated with epigenetic changes. Cancer Res 1996; 56:4865 - 4870
  • Specht B, Bartetzko N, Hohoff C, Kuhl H, Franke R, Borchers T, et al. Mammary derived growth inhibitor is not a distinct protein but a mix of heart-type and adipocyte-type fatty acid-binding protein. J Biol Chem 1996; 271:19943 - 19949
  • Spener F, Unterberg C, Borchers T, Grosse R. Characteristics of fatty acid-binding proteins and their relation to mammary-derived growth inhibitor. Mol Cell Biochem 1990; 98:57 - 68
  • Hanahan D, Weinberg RA. The hallmarks of cancer. Cell 2000; 100:57 - 70
  • Huber MA, Kraut N, Beug H. Molecular requirements for epithelial-mesenchymal transition during tumor progression. Curr Opin Cell Biol 2005; 17:548 - 58
  • Thompson EW, Newgreen DF. Carcinoma invasion and metastasis: A role for epithelial-mesenchymal transition?. Cancer Res 2005; 65:5991 - 5995
  • Basu D, Nguyen TTK, Montone KT, Zhang G, Wang LP, Diehl JA, et al. Evidence for mesenchymal-like sub-populations within squamous cell carcinomas possessing chemoresistance and phenotypic plasticity. Oncogene 2010; 29:4170 - 4182
  • Strauss R, Sova P, Liu Y, Li ZY, Tuve S, Pritchard D, et al. Epithelial phenotype confers resistance of ovarian cancer cells to oncolytic denoviruses. Cancer Res 2009; 69:5115 - 5125
  • Troussard AA, Mawji NM, Ong C, Mui A, St Arnaud R, Dedhar S. Conditional knock-out of integrin-linked kinase demonstrates an essential role in protein kinase B/Akt activation. J Biol Chem 2003; 278:22374 - 22378
  • Fuchs BC, Fujii T, Dorfman JD, Goodwin JM, Zhu AX, Lanuti M, et al. Epithelial-to-mesenchymal transition and integrin-linked kinase mediate sensitivity to epidermal growth factor receptor inhibition in human hepatoma cells. Cancer Res 2008; 68:2391 - 2399
  • Kim SM, Kim JS, Kim JH, Yun CO, Kim EM, Kim HK, et al. Acquired resistance to cetuximab is mediated by increased PTEN instability and leads cross-resistance to gefitinib in HCC827 NSCLC cells. Cancer Lett 2010; 296:150 - 159
  • Normanno N, Tejpar S, Morgillo F, De Luca A, Van Cutsem E, Ciardiello F. Implications for KRAS status and EGFR-targeted therapies in metastatic CRC. Nat Rev Clin Oncol 2009; 6:519 - 527
  • De Roock W, Piessevaux H, De Schutter J, Janssens M, De Hertogh G, Personeni N, et al. KRAS wild-type state predicts survival and is associated to early radiological response in metastatic colorectal cancer treated with cetuximab. Ann Oncol 2008; 19:508 - 15
  • Bardelli A, Siena S. Molecular mechanisms of resistance to cetuximab and panitumumab in colorectal cancer. J Clin Oncol 2010; 28:1254 - 1261
  • Dunn EF, Iida M, Myers RA, Campbell DA, Hintz KA, Armstrong EA, et al. Dasatinib sensitizes KRAS mutant colorectal tumors to cetuximab. Oncogene 2010; In press
  • Hatakeyama H, Cheng HX, Wirth P, Counsell A, Marcrom SR, Wood CB, et al. Regulation of heparin-binding EGF-like growth factor by miR-212 and acquired cetuximab-resistance in head and neck squamous cell carcinoma. PLoS One 2010; 5:e12702

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