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Volume 52, Issue 5, Pages (May 2010)

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1 Volume 52, Issue 5, Pages 771-775 (May 2010)
Personalized molecular targeted therapy in advanced, recurrent hepatocellular carcinoma after liver transplantation: A proof of principle  Sherrie Bhoori, Sara Toffanin, Carlo Sposito, Alessandro Germini, Alessandro Pellegrinelli, Andrea Lampis, Vincenzo Mazzaferro  Journal of Hepatology  Volume 52, Issue 5, Pages (May 2010) DOI: /j.jhep Copyright © 2010 European Association for the Study of the Liver Terms and Conditions

2 Fig. 1 CT response to combined sorafenib+everolimus treatment. (A0 and B0) (left side of the figure): Before treatment: a multifocal, bilobar HCC recurrence is shown in the transplanted liver. (A1 and B1) (right side of the figure): 3months after combined sorafenib+everolimus therapy: a partial response of about 50% according to RECIST modified criteria [15] was observed. Journal of Hepatology  , DOI: ( /j.jhep ) Copyright © 2010 European Association for the Study of the Liver Terms and Conditions

3 Fig. 2 Identical mutation in exon 3 (GGA→AGA G34R) of the β-catenin gene, detected in RT-PCR on both primary (upper panel) and recurrent HCC (lower panel) specimens taken 11years apart, demonstrated the recurring nature of the tumor. This was also confirmed after DNA microsatellite analysis (see text). Journal of Hepatology  , DOI: ( /j.jhep ) Copyright © 2010 European Association for the Study of the Liver Terms and Conditions

4 Fig. 3 Immunostaining testing β-catenin (Wnt pathway), pERK (Ras/MAPK pathway) and pS6 (Akt/mTOR pathway). (A) β-Catenin (40×) is strongly positive in both the cytoplasm and nucleus of most tumor cells. (B) pERK (40×) is positive only in the sinusoids (arrows) while tumor cells are negative. (C) pS6 (20×) is positive in the cytoplasm of most tumoral cells and in the endothelium. Based on the results of these panels of immunostaining, a decision to treat the patient with a combination of sorafenib and everolimus was taken. Journal of Hepatology  , DOI: ( /j.jhep ) Copyright © 2010 European Association for the Study of the Liver Terms and Conditions


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